Pandas L3.ipynb

{
 "cells": [
  {
   "cell_type": "markdown",
   "id": "36722bae",
   "metadata": {},
   "source": [
    "# Grouping and Aggregating"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "id": "66aba3e4",
   "metadata": {},
   "outputs": [],
   "source": [
    "import pandas as pd"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "id": "b2874f70",
   "metadata": {},
   "outputs": [],
   "source": [
    "df = pd.read_csv('survey_results_public.csv', index_col='Respondent')\n",
    "schema_df = pd.read_csv('survey_results_schema.csv', index_col='Column')\n",
    "pd.set_option('display.max_column',85)\n",
    "pd.set_option('display.max_row',85)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "id": "1adaaecd",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
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       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>MainBranch</th>\n",
       "      <th>Hobbyist</th>\n",
       "      <th>OpenSourcer</th>\n",
       "      <th>OpenSource</th>\n",
       "      <th>Employment</th>\n",
       "      <th>Country</th>\n",
       "      <th>Student</th>\n",
       "      <th>EdLevel</th>\n",
       "      <th>UndergradMajor</th>\n",
       "      <th>EduOther</th>\n",
       "      <th>OrgSize</th>\n",
       "      <th>DevType</th>\n",
       "      <th>YearsCode</th>\n",
       "      <th>Age1stCode</th>\n",
       "      <th>YearsCodePro</th>\n",
       "      <th>CareerSat</th>\n",
       "      <th>JobSat</th>\n",
       "      <th>MgrIdiot</th>\n",
       "      <th>MgrMoney</th>\n",
       "      <th>MgrWant</th>\n",
       "      <th>JobSeek</th>\n",
       "      <th>LastHireDate</th>\n",
       "      <th>LastInt</th>\n",
       "      <th>FizzBuzz</th>\n",
       "      <th>JobFactors</th>\n",
       "      <th>ResumeUpdate</th>\n",
       "      <th>CurrencySymbol</th>\n",
       "      <th>CurrencyDesc</th>\n",
       "      <th>CompTotal</th>\n",
       "      <th>CompFreq</th>\n",
       "      <th>ConvertedComp</th>\n",
       "      <th>WorkWeekHrs</th>\n",
       "      <th>WorkPlan</th>\n",
       "      <th>WorkChallenge</th>\n",
       "      <th>WorkRemote</th>\n",
       "      <th>WorkLoc</th>\n",
       "      <th>ImpSyn</th>\n",
       "      <th>CodeRev</th>\n",
       "      <th>CodeRevHrs</th>\n",
       "      <th>UnitTests</th>\n",
       "      <th>PurchaseHow</th>\n",
       "      <th>PurchaseWhat</th>\n",
       "      <th>LanguageWorkedWith</th>\n",
       "      <th>LanguageDesireNextYear</th>\n",
       "      <th>DatabaseWorkedWith</th>\n",
       "      <th>DatabaseDesireNextYear</th>\n",
       "      <th>PlatformWorkedWith</th>\n",
       "      <th>PlatformDesireNextYear</th>\n",
       "      <th>WebFrameWorkedWith</th>\n",
       "      <th>WebFrameDesireNextYear</th>\n",
       "      <th>MiscTechWorkedWith</th>\n",
       "      <th>MiscTechDesireNextYear</th>\n",
       "      <th>DevEnviron</th>\n",
       "      <th>OpSys</th>\n",
       "      <th>Containers</th>\n",
       "      <th>BlockchainOrg</th>\n",
       "      <th>BlockchainIs</th>\n",
       "      <th>BetterLife</th>\n",
       "      <th>ITperson</th>\n",
       "      <th>OffOn</th>\n",
       "      <th>SocialMedia</th>\n",
       "      <th>Extraversion</th>\n",
       "      <th>ScreenName</th>\n",
       "      <th>SOVisit1st</th>\n",
       "      <th>SOVisitFreq</th>\n",
       "      <th>SOVisitTo</th>\n",
       "      <th>SOFindAnswer</th>\n",
       "      <th>SOTimeSaved</th>\n",
       "      <th>SOHowMuchTime</th>\n",
       "      <th>SOAccount</th>\n",
       "      <th>SOPartFreq</th>\n",
       "      <th>SOJobs</th>\n",
       "      <th>EntTeams</th>\n",
       "      <th>SOComm</th>\n",
       "      <th>WelcomeChange</th>\n",
       "      <th>SONewContent</th>\n",
       "      <th>Age</th>\n",
       "      <th>Gender</th>\n",
       "      <th>Trans</th>\n",
       "      <th>Sexuality</th>\n",
       "      <th>Ethnicity</th>\n",
       "      <th>Dependents</th>\n",
       "      <th>SurveyLength</th>\n",
       "      <th>SurveyEase</th>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Respondent</th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
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       "      <th></th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>I am a student who is learning to code</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Not employed, and not looking for work</td>\n",
       "      <td>United Kingdom</td>\n",
       "      <td>No</td>\n",
       "      <td>Primary/elementary school</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>4</td>\n",
       "      <td>10</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>HTML/CSS;Java;JavaScript;Python</td>\n",
       "      <td>C;C++;C#;Go;HTML/CSS;Java;JavaScript;Python;SQL</td>\n",
       "      <td>SQLite</td>\n",
       "      <td>MySQL</td>\n",
       "      <td>MacOS;Windows</td>\n",
       "      <td>Android;Arduino;Windows</td>\n",
       "      <td>Django;Flask</td>\n",
       "      <td>Flask;jQuery</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>IntelliJ;Notepad++;PyCharm</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Fortunately, someone else has that title</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Twitter</td>\n",
       "      <td>Online</td>\n",
       "      <td>Username</td>\n",
       "      <td>2017</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>31-60 minutes</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, I didn't know that Stack Overflow had a jo...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>14.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>I am a student who is learning to code</td>\n",
       "      <td>No</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Not employed, but looking for work</td>\n",
       "      <td>Bosnia and Herzegovina</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Secondary school (e.g. American high school, G...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Developer, desktop or enterprise applications;...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>17</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I am actively looking for a job</td>\n",
       "      <td>I've never had a job</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Financial performance or funding status of the...</td>\n",
       "      <td>Something else changed (education, award, medi...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>C++;HTML/CSS;Python</td>\n",
       "      <td>C++;HTML/CSS;JavaScript;SQL</td>\n",
       "      <td>NaN</td>\n",
       "      <td>MySQL</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Django</td>\n",
       "      <td>Django</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Atom;PyCharm</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful across many domains and could change ma...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Instagram</td>\n",
       "      <td>Online</td>\n",
       "      <td>Username</td>\n",
       "      <td>2017</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>19.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                                        MainBranch Hobbyist  \\\n",
       "Respondent                                                    \n",
       "1           I am a student who is learning to code      Yes   \n",
       "2           I am a student who is learning to code       No   \n",
       "\n",
       "                        OpenSourcer  \\\n",
       "Respondent                            \n",
       "1                             Never   \n",
       "2           Less than once per year   \n",
       "\n",
       "                                                   OpenSource  \\\n",
       "Respondent                                                      \n",
       "1           The quality of OSS and closed source software ...   \n",
       "2           The quality of OSS and closed source software ...   \n",
       "\n",
       "                                        Employment                 Country  \\\n",
       "Respondent                                                                   \n",
       "1           Not employed, and not looking for work          United Kingdom   \n",
       "2               Not employed, but looking for work  Bosnia and Herzegovina   \n",
       "\n",
       "                   Student                                            EdLevel  \\\n",
       "Respondent                                                                      \n",
       "1                       No                          Primary/elementary school   \n",
       "2           Yes, full-time  Secondary school (e.g. American high school, G...   \n",
       "\n",
       "           UndergradMajor                                           EduOther  \\\n",
       "Respondent                                                                     \n",
       "1                     NaN  Taught yourself a new language, framework, or ...   \n",
       "2                     NaN  Taken an online course in programming or softw...   \n",
       "\n",
       "           OrgSize                                            DevType  \\\n",
       "Respondent                                                              \n",
       "1              NaN                                                NaN   \n",
       "2              NaN  Developer, desktop or enterprise applications;...   \n",
       "\n",
       "           YearsCode Age1stCode YearsCodePro CareerSat JobSat MgrIdiot  \\\n",
       "Respondent                                                               \n",
       "1                  4         10          NaN       NaN    NaN      NaN   \n",
       "2                NaN         17          NaN       NaN    NaN      NaN   \n",
       "\n",
       "           MgrMoney MgrWant                          JobSeek  \\\n",
       "Respondent                                                     \n",
       "1               NaN     NaN                              NaN   \n",
       "2               NaN     NaN  I am actively looking for a job   \n",
       "\n",
       "                    LastHireDate LastInt FizzBuzz  \\\n",
       "Respondent                                          \n",
       "1                            NaN     NaN      NaN   \n",
       "2           I've never had a job     NaN      NaN   \n",
       "\n",
       "                                                   JobFactors  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2           Financial performance or funding status of the...   \n",
       "\n",
       "                                                 ResumeUpdate CurrencySymbol  \\\n",
       "Respondent                                                                     \n",
       "1                                                         NaN            NaN   \n",
       "2           Something else changed (education, award, medi...            NaN   \n",
       "\n",
       "           CurrencyDesc  CompTotal CompFreq  ConvertedComp  WorkWeekHrs  \\\n",
       "Respondent                                                                \n",
       "1                   NaN        NaN      NaN            NaN          NaN   \n",
       "2                   NaN        NaN      NaN            NaN          NaN   \n",
       "\n",
       "           WorkPlan WorkChallenge WorkRemote WorkLoc ImpSyn CodeRev  \\\n",
       "Respondent                                                            \n",
       "1               NaN           NaN        NaN     NaN    NaN     NaN   \n",
       "2               NaN           NaN        NaN     NaN    NaN     NaN   \n",
       "\n",
       "            CodeRevHrs UnitTests PurchaseHow PurchaseWhat  \\\n",
       "Respondent                                                  \n",
       "1                  NaN       NaN         NaN          NaN   \n",
       "2                  NaN       NaN         NaN          NaN   \n",
       "\n",
       "                         LanguageWorkedWith  \\\n",
       "Respondent                                    \n",
       "1           HTML/CSS;Java;JavaScript;Python   \n",
       "2                       C++;HTML/CSS;Python   \n",
       "\n",
       "                                     LanguageDesireNextYear  \\\n",
       "Respondent                                                    \n",
       "1           C;C++;C#;Go;HTML/CSS;Java;JavaScript;Python;SQL   \n",
       "2                               C++;HTML/CSS;JavaScript;SQL   \n",
       "\n",
       "           DatabaseWorkedWith DatabaseDesireNextYear PlatformWorkedWith  \\\n",
       "Respondent                                                                \n",
       "1                      SQLite                  MySQL      MacOS;Windows   \n",
       "2                         NaN                  MySQL            Windows   \n",
       "\n",
       "             PlatformDesireNextYear WebFrameWorkedWith WebFrameDesireNextYear  \\\n",
       "Respondent                                                                      \n",
       "1           Android;Arduino;Windows       Django;Flask           Flask;jQuery   \n",
       "2                           Windows             Django                 Django   \n",
       "\n",
       "           MiscTechWorkedWith MiscTechDesireNextYear  \\\n",
       "Respondent                                             \n",
       "1                     Node.js                Node.js   \n",
       "2                         NaN                    NaN   \n",
       "\n",
       "                            DevEnviron    OpSys               Containers  \\\n",
       "Respondent                                                                 \n",
       "1           IntelliJ;Notepad++;PyCharm  Windows  I do not use containers   \n",
       "2                         Atom;PyCharm  Windows  I do not use containers   \n",
       "\n",
       "           BlockchainOrg                                       BlockchainIs  \\\n",
       "Respondent                                                                    \n",
       "1                    NaN                                                NaN   \n",
       "2                    NaN  Useful across many domains and could change ma...   \n",
       "\n",
       "           BetterLife                                  ITperson OffOn  \\\n",
       "Respondent                                                              \n",
       "1                 Yes  Fortunately, someone else has that title   Yes   \n",
       "2                 Yes                                       Yes   Yes   \n",
       "\n",
       "           SocialMedia Extraversion ScreenName SOVisit1st  \\\n",
       "Respondent                                                  \n",
       "1              Twitter       Online   Username       2017   \n",
       "2            Instagram       Online   Username       2017   \n",
       "\n",
       "                                SOVisitFreq  \\\n",
       "Respondent                                    \n",
       "1           A few times per month or weekly   \n",
       "2                     Daily or almost daily   \n",
       "\n",
       "                                                    SOVisitTo  \\\n",
       "Respondent                                                      \n",
       "1           Find answers to specific questions;Learn how t...   \n",
       "2           Find answers to specific questions;Learn how t...   \n",
       "\n",
       "                  SOFindAnswer                     SOTimeSaved  SOHowMuchTime  \\\n",
       "Respondent                                                                      \n",
       "1           3-5 times per week  Stack Overflow was much faster  31-60 minutes   \n",
       "2           3-5 times per week  Stack Overflow was much faster  11-30 minutes   \n",
       "\n",
       "           SOAccount                       SOPartFreq  \\\n",
       "Respondent                                              \n",
       "1                 No                              NaN   \n",
       "2                Yes  A few times per month or weekly   \n",
       "\n",
       "                                                       SOJobs  \\\n",
       "Respondent                                                      \n",
       "1           No, I didn't know that Stack Overflow had a jo...   \n",
       "2           No, I knew that Stack Overflow had a job board...   \n",
       "\n",
       "                                       EntTeams         SOComm  \\\n",
       "Respondent                                                       \n",
       "1           No, and I don't know what those are        Neutral   \n",
       "2           No, and I don't know what those are  Yes, somewhat   \n",
       "\n",
       "                                      WelcomeChange  \\\n",
       "Respondent                                            \n",
       "1           Just as welcome now as I felt last year   \n",
       "2           Just as welcome now as I felt last year   \n",
       "\n",
       "                                                 SONewContent   Age Gender  \\\n",
       "Respondent                                                                   \n",
       "1           Tech articles written by other developers;Indu...  14.0    Man   \n",
       "2           Tech articles written by other developers;Indu...  19.0    Man   \n",
       "\n",
       "           Trans                Sexuality Ethnicity Dependents  \\\n",
       "Respondent                                                       \n",
       "1             No  Straight / Heterosexual       NaN         No   \n",
       "2             No  Straight / Heterosexual       NaN         No   \n",
       "\n",
       "                     SurveyLength                  SurveyEase  \n",
       "Respondent                                                     \n",
       "1           Appropriate in length  Neither easy nor difficult  \n",
       "2           Appropriate in length  Neither easy nor difficult  "
      ]
     },
     "execution_count": 3,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.head(2)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "id": "9bf3bbf7",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Respondent\n",
       "1       NaN\n",
       "2       NaN\n",
       "3    8820.0\n",
       "Name: ConvertedComp, dtype: float64"
      ]
     },
     "execution_count": 4,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df['ConvertedComp'].head(3)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "id": "1ce01f2c",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "57287.0"
      ]
     },
     "execution_count": 5,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df['ConvertedComp'].median()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "id": "00beaf14",
   "metadata": {},
   "outputs": [
    {
     "name": "stderr",
     "output_type": "stream",
     "text": [
      "C:\\Users\\ASUS\\AppData\\Local\\Temp\\ipykernel_12076\\530051474.py:1: FutureWarning: Dropping of nuisance columns in DataFrame reductions (with 'numeric_only=None') is deprecated; in a future version this will raise TypeError.  Select only valid columns before calling the reduction.\n",
      "  df.median()\n"
     ]
    },
    {
     "data": {
      "text/plain": [
       "CompTotal        62000.0\n",
       "ConvertedComp    57287.0\n",
       "WorkWeekHrs         40.0\n",
       "CodeRevHrs           4.0\n",
       "Age                 29.0\n",
       "dtype: float64"
      ]
     },
     "execution_count": 6,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.median()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "id": "a0fb6ade",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
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       "\n",
       "    .dataframe tbody tr th {\n",
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       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>CompTotal</th>\n",
       "      <th>ConvertedComp</th>\n",
       "      <th>WorkWeekHrs</th>\n",
       "      <th>CodeRevHrs</th>\n",
       "      <th>Age</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>count</th>\n",
       "      <td>5.594500e+04</td>\n",
       "      <td>5.582300e+04</td>\n",
       "      <td>64503.000000</td>\n",
       "      <td>49790.000000</td>\n",
       "      <td>79210.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>mean</th>\n",
       "      <td>5.519014e+11</td>\n",
       "      <td>1.271107e+05</td>\n",
       "      <td>42.127197</td>\n",
       "      <td>5.084308</td>\n",
       "      <td>30.336699</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>std</th>\n",
       "      <td>7.331926e+13</td>\n",
       "      <td>2.841523e+05</td>\n",
       "      <td>37.287610</td>\n",
       "      <td>5.513931</td>\n",
       "      <td>9.178390</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>min</th>\n",
       "      <td>0.000000e+00</td>\n",
       "      <td>0.000000e+00</td>\n",
       "      <td>1.000000</td>\n",
       "      <td>0.000000</td>\n",
       "      <td>1.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>25%</th>\n",
       "      <td>2.000000e+04</td>\n",
       "      <td>2.577750e+04</td>\n",
       "      <td>40.000000</td>\n",
       "      <td>2.000000</td>\n",
       "      <td>24.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>50%</th>\n",
       "      <td>6.200000e+04</td>\n",
       "      <td>5.728700e+04</td>\n",
       "      <td>40.000000</td>\n",
       "      <td>4.000000</td>\n",
       "      <td>29.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>75%</th>\n",
       "      <td>1.200000e+05</td>\n",
       "      <td>1.000000e+05</td>\n",
       "      <td>44.750000</td>\n",
       "      <td>6.000000</td>\n",
       "      <td>35.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>max</th>\n",
       "      <td>1.000000e+16</td>\n",
       "      <td>2.000000e+06</td>\n",
       "      <td>4850.000000</td>\n",
       "      <td>99.000000</td>\n",
       "      <td>99.000000</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "          CompTotal  ConvertedComp   WorkWeekHrs    CodeRevHrs           Age\n",
       "count  5.594500e+04   5.582300e+04  64503.000000  49790.000000  79210.000000\n",
       "mean   5.519014e+11   1.271107e+05     42.127197      5.084308     30.336699\n",
       "std    7.331926e+13   2.841523e+05     37.287610      5.513931      9.178390\n",
       "min    0.000000e+00   0.000000e+00      1.000000      0.000000      1.000000\n",
       "25%    2.000000e+04   2.577750e+04     40.000000      2.000000     24.000000\n",
       "50%    6.200000e+04   5.728700e+04     40.000000      4.000000     29.000000\n",
       "75%    1.200000e+05   1.000000e+05     44.750000      6.000000     35.000000\n",
       "max    1.000000e+16   2.000000e+06   4850.000000     99.000000     99.000000"
      ]
     },
     "execution_count": 7,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.describe()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 8,
   "id": "bd09e784",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "55823"
      ]
     },
     "execution_count": 8,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    " df['ConvertedComp'].count() #The number of poeple answered of this question "
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 9,
   "id": "51226ece",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Yes    71257\n",
       "No     17626\n",
       "Name: Hobbyist, dtype: int64"
      ]
     },
     "execution_count": 9,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df['Hobbyist'].value_counts()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 10,
   "id": "a047ae3e",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'What social media site do you use the most?'"
      ]
     },
     "execution_count": 10,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "schema_df.loc['SocialMedia','QuestionText']"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 11,
   "id": "91800392",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Reddit                      14374\n",
       "YouTube                     13830\n",
       "WhatsApp                    13347\n",
       "Facebook                    13178\n",
       "Twitter                     11398\n",
       "Instagram                    6261\n",
       "I don't use social media     5554\n",
       "LinkedIn                     4501\n",
       "WeChat 微信                     667\n",
       "Snapchat                      628\n",
       "VK ВКонта́кте                 603\n",
       "Weibo 新浪微博                     56\n",
       "Youku Tudou 优酷                 21\n",
       "Hello                          19\n",
       "Name: SocialMedia, dtype: int64"
      ]
     },
     "execution_count": 11,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df['SocialMedia'].value_counts()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 12,
   "id": "08fc82b8",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Reddit                      0.170233\n",
       "YouTube                     0.163791\n",
       "WhatsApp                    0.158071\n",
       "Facebook                    0.156069\n",
       "Twitter                     0.134988\n",
       "Instagram                   0.074150\n",
       "I don't use social media    0.065777\n",
       "LinkedIn                    0.053306\n",
       "WeChat 微信                   0.007899\n",
       "Snapchat                    0.007437\n",
       "VK ВКонта́кте               0.007141\n",
       "Weibo 新浪微博                  0.000663\n",
       "Youku Tudou 优酷              0.000249\n",
       "Hello                       0.000225\n",
       "Name: SocialMedia, dtype: float64"
      ]
     },
     "execution_count": 12,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df['SocialMedia'].value_counts(normalize = True)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 13,
   "id": "711cd437",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "United States        20949\n",
       "India                 9061\n",
       "Germany               5866\n",
       "United Kingdom        5737\n",
       "Canada                3395\n",
       "                     ...  \n",
       "Tonga                    1\n",
       "Timor-Leste              1\n",
       "North Korea              1\n",
       "Brunei Darussalam        1\n",
       "Chad                     1\n",
       "Name: Country, Length: 179, dtype: int64"
      ]
     },
     "execution_count": 13,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df['Country'].value_counts()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 14,
   "id": "08a31f53",
   "metadata": {},
   "outputs": [],
   "source": [
    "Country_group= df.groupby(['Country'])"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 15,
   "id": "c4ae508f",
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "      <th>MgrIdiot</th>\n",
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       "      <th>MgrWant</th>\n",
       "      <th>JobSeek</th>\n",
       "      <th>LastHireDate</th>\n",
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       "      <th>CurrencySymbol</th>\n",
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       "      <th>CodeRevHrs</th>\n",
       "      <th>UnitTests</th>\n",
       "      <th>PurchaseHow</th>\n",
       "      <th>PurchaseWhat</th>\n",
       "      <th>LanguageWorkedWith</th>\n",
       "      <th>LanguageDesireNextYear</th>\n",
       "      <th>DatabaseWorkedWith</th>\n",
       "      <th>DatabaseDesireNextYear</th>\n",
       "      <th>PlatformWorkedWith</th>\n",
       "      <th>PlatformDesireNextYear</th>\n",
       "      <th>WebFrameWorkedWith</th>\n",
       "      <th>WebFrameDesireNextYear</th>\n",
       "      <th>MiscTechWorkedWith</th>\n",
       "      <th>MiscTechDesireNextYear</th>\n",
       "      <th>DevEnviron</th>\n",
       "      <th>OpSys</th>\n",
       "      <th>Containers</th>\n",
       "      <th>BlockchainOrg</th>\n",
       "      <th>BlockchainIs</th>\n",
       "      <th>BetterLife</th>\n",
       "      <th>ITperson</th>\n",
       "      <th>OffOn</th>\n",
       "      <th>SocialMedia</th>\n",
       "      <th>Extraversion</th>\n",
       "      <th>ScreenName</th>\n",
       "      <th>SOVisit1st</th>\n",
       "      <th>SOVisitFreq</th>\n",
       "      <th>SOVisitTo</th>\n",
       "      <th>SOFindAnswer</th>\n",
       "      <th>SOTimeSaved</th>\n",
       "      <th>SOHowMuchTime</th>\n",
       "      <th>SOAccount</th>\n",
       "      <th>SOPartFreq</th>\n",
       "      <th>SOJobs</th>\n",
       "      <th>EntTeams</th>\n",
       "      <th>SOComm</th>\n",
       "      <th>WelcomeChange</th>\n",
       "      <th>SONewContent</th>\n",
       "      <th>Age</th>\n",
       "      <th>Gender</th>\n",
       "      <th>Trans</th>\n",
       "      <th>Sexuality</th>\n",
       "      <th>Ethnicity</th>\n",
       "      <th>Dependents</th>\n",
       "      <th>SurveyLength</th>\n",
       "      <th>SurveyEase</th>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Respondent</th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
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       "      <th>112</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Independent contractor, freelancer, or self-em...</td>\n",
       "      <td>South Korea</td>\n",
       "      <td>No</td>\n",
       "      <td>Secondary school (e.g. American high school, G...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>Just me - I am a freelancer, sole proprietor, ...</td>\n",
       "      <td>Academic researcher;Developer, desktop or ente...</td>\n",
       "      <td>9</td>\n",
       "      <td>11</td>\n",
       "      <td>1</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>NA - I am an independent contractor or self em...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Remote work options;Opportunities for professi...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>KRW</td>\n",
       "      <td>South Korean won</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>12.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>Inadequate access to necessary tools;Non-work ...</td>\n",
       "      <td>It's complicated</td>\n",
       "      <td>Home</td>\n",
       "      <td>A little above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>1.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Assembly;C;C++;C#;HTML/CSS;Java;JavaScript;Pyt...</td>\n",
       "      <td>Assembly;Bash/Shell/PowerShell;C;C++;C#;F#;Go;...</td>\n",
       "      <td>SQLite</td>\n",
       "      <td>Firebase;Microsoft SQL Server;MySQL;Oracle;SQLite</td>\n",
       "      <td>Android;Linux;Windows</td>\n",
       "      <td>Android;Arduino;Google Cloud Platform;Heroku;I...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>ASP.NET;Django;React.js;Spring</td>\n",
       "      <td>.NET;.NET Core;TensorFlow;Unity 3D;Unreal Engine</td>\n",
       "      <td>Apache Spark;.NET;.NET Core;Node.js;React Nati...</td>\n",
       "      <td>Android Studio;Eclipse;IntelliJ;NetBeans;Visua...</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful across many domains and could change ma...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>What?</td>\n",
       "      <td>Facebook</td>\n",
       "      <td>Online</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2016</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>6-10 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>31-60 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Yes, definitely</td>\n",
       "      <td>Somewhat more welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>19.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>East Asian</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>528</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Never</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>South Korea</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>100 to 499 employees</td>\n",
       "      <td>Developer, back-end</td>\n",
       "      <td>8</td>\n",
       "      <td>22</td>\n",
       "      <td>4</td>\n",
       "      <td>Slightly dissatisfied</td>\n",
       "      <td>Slightly dissatisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write any code;Interview with people in peer r...</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>KRW</td>\n",
       "      <td>South Korean won</td>\n",
       "      <td>42000000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>37531.0</td>\n",
       "      <td>40.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Not enough people for the workload</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Office</td>\n",
       "      <td>Average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>1.0</td>\n",
       "      <td>Yes, it's not part of our process but the deve...</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>Bash/Shell/PowerShell;Java;JavaScript;Python;SQL</td>\n",
       "      <td>Bash/Shell/PowerShell;Java;Python;SQL</td>\n",
       "      <td>MariaDB;MySQL;Redis</td>\n",
       "      <td>MongoDB;MySQL;Redis</td>\n",
       "      <td>AWS;Linux</td>\n",
       "      <td>AWS;Docker;Linux</td>\n",
       "      <td>Django;Spring</td>\n",
       "      <td>Spring</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>IntelliJ;PyCharm;Visual Studio Code</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Development;Outside of work, for personal proj...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful for immutable record keeping outside of...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Also Yes</td>\n",
       "      <td>What?</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>Neither</td>\n",
       "      <td>Username</td>\n",
       "      <td>2012</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>More than 10 times per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>0-10 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I have never participated in Q&amp;A on Stack Over...</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>No, not really</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers</td>\n",
       "      <td>29.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>East Asian</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>641</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>No</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>South Korea</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Some college/university study without earning ...</td>\n",
       "      <td>Information systems, information technology, o...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>20 to 99 employees</td>\n",
       "      <td>Data or business analyst;Data scientist or mac...</td>\n",
       "      <td>21</td>\n",
       "      <td>16</td>\n",
       "      <td>19</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>More than 4 years ago</td>\n",
       "      <td>Write any code;Complete a take-home project;In...</td>\n",
       "      <td>No</td>\n",
       "      <td>Office environment or company culture;Remote w...</td>\n",
       "      <td>I heard about a job opportunity (from a recrui...</td>\n",
       "      <td>KRW</td>\n",
       "      <td>South Korean won</td>\n",
       "      <td>8000000.0</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>85788.0</td>\n",
       "      <td>45.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Lack of support from management;Not enough peo...</td>\n",
       "      <td>About half the time</td>\n",
       "      <td>Other place, such as a coworking space or cafe</td>\n",
       "      <td>Far above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>5.0</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>Developers and management have nearly equal in...</td>\n",
       "      <td>I have some influence</td>\n",
       "      <td>C#;HTML/CSS;Java;JavaScript;Kotlin;PHP;SQL;Swift</td>\n",
       "      <td>C#;HTML/CSS;PHP;Python;R;SQL;Swift</td>\n",
       "      <td>Firebase;MariaDB;MongoDB;MySQL;SQLite</td>\n",
       "      <td>Firebase;MariaDB;SQLite</td>\n",
       "      <td>Android;AWS;MacOS;Slack;WordPress</td>\n",
       "      <td>Android;AWS;Docker;Google Cloud Platform;iOS;M...</td>\n",
       "      <td>Angular/Angular.js;Django;Express;jQuery;Larav...</td>\n",
       "      <td>Express;Laravel;React.js;Vue.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Apache Spark;Node.js;React Native;TensorFlow</td>\n",
       "      <td>Android Studio;Atom;Coda;IntelliJ;Notepad++;Su...</td>\n",
       "      <td>MacOS</td>\n",
       "      <td>Development;Testing</td>\n",
       "      <td>Non-currency applications of blockchain</td>\n",
       "      <td>Useful for immutable record keeping outside of...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Also Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Facebook</td>\n",
       "      <td>Online</td>\n",
       "      <td>Username</td>\n",
       "      <td>I don't remember</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>6-10 times per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>31-60 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>No, I didn't know that Stack Overflow had a jo...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>East Asian</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>966</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>OSS is, on average, of LOWER quality than prop...</td>\n",
       "      <td>Independent contractor, freelancer, or self-em...</td>\n",
       "      <td>South Korea</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>Just me - I am a freelancer, sole proprietor, ...</td>\n",
       "      <td>Designer;Developer, mobile;Product manager;Stu...</td>\n",
       "      <td>13</td>\n",
       "      <td>10</td>\n",
       "      <td>9</td>\n",
       "      <td>Slightly dissatisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Interview with people in senior / management r...</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>KRW</td>\n",
       "      <td>South Korean won</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>Being tasked with non-development work;Meeting...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Home</td>\n",
       "      <td>Far above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bash/Shell/PowerShell;C;C++;C#;HTML/CSS;Java;J...</td>\n",
       "      <td>Java;Kotlin;Python</td>\n",
       "      <td>Firebase;MongoDB;Microsoft SQL Server;MySQL;Re...</td>\n",
       "      <td>Firebase;MySQL;SQLite</td>\n",
       "      <td>Android;Arduino;AWS;Docker;Google Cloud Platfo...</td>\n",
       "      <td>Android;Google Cloud Platform</td>\n",
       "      <td>Angular/Angular.js;ASP.NET;Django;Express;Flas...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Node.js;Pandas</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Android Studio;PyCharm;Sublime Text</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful for immutable record keeping outside of...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>What?</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>Neither</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2013</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>6-10 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>60+ minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Somewhat more welcome now than last year</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Too long</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1708</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>No</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>South Korea</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>5,000 to 9,999 employees</td>\n",
       "      <td>Developer, back-end</td>\n",
       "      <td>9</td>\n",
       "      <td>20</td>\n",
       "      <td>4</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Somewhat confident</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write code by hand (e.g., on a whiteboard);Int...</td>\n",
       "      <td>No</td>\n",
       "      <td>Office environment or company culture;Opportun...</td>\n",
       "      <td>I had a negative experience or interaction at ...</td>\n",
       "      <td>KRW</td>\n",
       "      <td>South Korean won</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Office</td>\n",
       "      <td>Average</td>\n",
       "      <td>Yes, because I was told to do so</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes, it's not part of our process but the deve...</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I have some influence</td>\n",
       "      <td>Go;Java;JavaScript;Python;Scala</td>\n",
       "      <td>Go;Java;JavaScript;Python;Rust;Scala</td>\n",
       "      <td>MySQL</td>\n",
       "      <td>Elasticsearch;Redis</td>\n",
       "      <td>AWS;Linux;MacOS</td>\n",
       "      <td>Docker;Kubernetes</td>\n",
       "      <td>Django;React.js</td>\n",
       "      <td>React.js</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Hadoop;TensorFlow</td>\n",
       "      <td>IntelliJ;PyCharm;Vim</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>What?</td>\n",
       "      <td>NaN</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2011</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>More than 10 times per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Industry news about technologies you're intere...</td>\n",
       "      <td>27.0</td>\n",
       "      <td>Woman</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>East Asian</td>\n",
       "      <td>No</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>...</th>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88233</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once a month but more than once per ...</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>South Korea</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>10 to 19 employees</td>\n",
       "      <td>Academic researcher;Data scientist or machine ...</td>\n",
       "      <td>11</td>\n",
       "      <td>12</td>\n",
       "      <td>20</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Neither satisfied nor dissatisfied</td>\n",
       "      <td>Not at all confident</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Interview with people in senior / management r...</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>KRW</td>\n",
       "      <td>South Korean won</td>\n",
       "      <td>1200000.0</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>12864.0</td>\n",
       "      <td>9.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Being tasked with non-development work;Distrac...</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Other place, such as a coworking space or cafe</td>\n",
       "      <td>Average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>3.0</td>\n",
       "      <td>No, but I think we should</td>\n",
       "      <td>The CTO, CIO, or other management purchase new...</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>Assembly;C;C++;Java;Python</td>\n",
       "      <td>C;Python</td>\n",
       "      <td>MySQL;SQLite</td>\n",
       "      <td>SQLite;Other(s):</td>\n",
       "      <td>Android;AWS;Linux;Slack;Windows</td>\n",
       "      <td>AWS;Google Cloud Platform;Heroku;Linux;Windows</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>TensorFlow;Torch/PyTorch</td>\n",
       "      <td>TensorFlow;Torch/PyTorch</td>\n",
       "      <td>IPython / Jupyter;PyCharm;RStudio;Sublime Text...</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Outside of work, for personal projects</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>A passing fad</td>\n",
       "      <td>Yes</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>Yes</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>Online</td>\n",
       "      <td>Username</td>\n",
       "      <td>2013</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>More than 10 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I have never participated in Q&amp;A on Stack Over...</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Somewhat more welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>95.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>East Asian</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88234</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>South Korea</td>\n",
       "      <td>No</td>\n",
       "      <td>Secondary school (e.g. American high school, G...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>2-9 employees</td>\n",
       "      <td>Database administrator;Developer, back-end;Dev...</td>\n",
       "      <td>5</td>\n",
       "      <td>22</td>\n",
       "      <td>Less than 1 year</td>\n",
       "      <td>Very dissatisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Not at all confident</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>I am actively looking for a job</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write any code;Interview with people in peer r...</td>\n",
       "      <td>No</td>\n",
       "      <td>Office environment or company culture;Remote w...</td>\n",
       "      <td>I had a negative experience or interaction at ...</td>\n",
       "      <td>KRW</td>\n",
       "      <td>South Korean won</td>\n",
       "      <td>26000000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>23233.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Distracting work environment;Inadequate access...</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Other place, such as a coworking space or cafe</td>\n",
       "      <td>Average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>Developers typically have the most influence o...</td>\n",
       "      <td>I have some influence</td>\n",
       "      <td>C;C++;Dart;Go;HTML/CSS;Java;JavaScript;Kotlin;...</td>\n",
       "      <td>Go;Kotlin;Python;SQL</td>\n",
       "      <td>MariaDB;MySQL</td>\n",
       "      <td>DynamoDB;MariaDB;MongoDB;MySQL</td>\n",
       "      <td>Android;Arduino;AWS;Docker;Google Cloud Platfo...</td>\n",
       "      <td>Docker;Google Cloud Platform;Kubernetes;Linux</td>\n",
       "      <td>Django;Flask;Spring</td>\n",
       "      <td>Django;Flask</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>IntelliJ</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Development;Testing;Production;Outside of work...</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>Useful across many domains and could change ma...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Online</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>26.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88602</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once a month but more than once per ...</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>South Korea</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>1,000 to 4,999 employees</td>\n",
       "      <td>Developer, mobile</td>\n",
       "      <td>18</td>\n",
       "      <td>13</td>\n",
       "      <td>7</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>No</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>More than 4 years ago</td>\n",
       "      <td>Write code by hand (e.g., on a whiteboard);Int...</td>\n",
       "      <td>No</td>\n",
       "      <td>Office environment or company culture;Opportun...</td>\n",
       "      <td>Something else changed (education, award, medi...</td>\n",
       "      <td>KRW</td>\n",
       "      <td>South Korean won</td>\n",
       "      <td>120000000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>107230.0</td>\n",
       "      <td>40.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Not enough people for the workload;Time spent ...</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Office</td>\n",
       "      <td>Far above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>5.0</td>\n",
       "      <td>No, but I think we should</td>\n",
       "      <td>Developers and management have nearly equal in...</td>\n",
       "      <td>I have some influence</td>\n",
       "      <td>Bash/Shell/PowerShell;C++;HTML/CSS;Java;JavaSc...</td>\n",
       "      <td>C++;HTML/CSS;Java;JavaScript;Kotlin</td>\n",
       "      <td>Firebase;PostgreSQL;SQLite</td>\n",
       "      <td>Firebase;PostgreSQL;SQLite</td>\n",
       "      <td>Android</td>\n",
       "      <td>Android</td>\n",
       "      <td>jQuery</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Flutter;Node.js;React Native;Xamarin</td>\n",
       "      <td>Android Studio;Sublime Text;Visual Studio Code...</td>\n",
       "      <td>MacOS</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>Non-currency applications of blockchain</td>\n",
       "      <td>Useful for immutable record keeping outside of...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Reddit</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>UserID</td>\n",
       "      <td>2010</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>More than 10 times per week</td>\n",
       "      <td>They were about the same</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Somewhat less welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>31.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>East Asian</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88674</th>\n",
       "      <td>I am a student who is learning to code</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Never</td>\n",
       "      <td>OSS is, on average, of LOWER quality than prop...</td>\n",
       "      <td>Not employed, and not looking for work</td>\n",
       "      <td>South Korea</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Secondary school (e.g. American high school, G...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2</td>\n",
       "      <td>15</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Assembly;Bash/Shell/PowerShell;C;C++;HTML/CSS;...</td>\n",
       "      <td>Assembly;C;C++;HTML/CSS;Java;JavaScript;PHP;Py...</td>\n",
       "      <td>MySQL</td>\n",
       "      <td>MySQL</td>\n",
       "      <td>Linux;Slack;Windows</td>\n",
       "      <td>Android;Linux;Slack</td>\n",
       "      <td>Django;jQuery;React.js</td>\n",
       "      <td>Angular/Angular.js;Django;jQuery;React.js;Spri...</td>\n",
       "      <td>Node.js;Pandas;TensorFlow;Torch/PyTorch</td>\n",
       "      <td>Node.js;TensorFlow;Torch/PyTorch;Unity 3D</td>\n",
       "      <td>Atom;Vim</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Facebook</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Handle</td>\n",
       "      <td>2017</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I have never participated in Q&amp;A on Stack Over...</td>\n",
       "      <td>No, I didn't know that Stack Overflow had a jo...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Courses on technologies you're interested in</td>\n",
       "      <td>20.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>East Asian</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>9115</th>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>South Korea</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Secondary school (e.g. American high school, G...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2</td>\n",
       "      <td>14</td>\n",
       "      <td>Less than 1 year</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>C;C#;Python</td>\n",
       "      <td>Assembly;Bash/Shell/PowerShell;C++</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Android;Linux</td>\n",
       "      <td>NaN</td>\n",
       "      <td>ASP.NET</td>\n",
       "      <td>Unity 3D</td>\n",
       "      <td>Unreal Engine</td>\n",
       "      <td>Visual Studio</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>What?</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2016</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Meet other people with similar skills or inter...</td>\n",
       "      <td>Less than once per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>0-10 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I have never participated in Q&amp;A on Stack Over...</td>\n",
       "      <td>No, I didn't know that Stack Overflow had a jo...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>No, not at all</td>\n",
       "      <td>A lot more welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>East Asian</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>160 rows × 84 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "                                        MainBranch Hobbyist  \\\n",
       "Respondent                                                    \n",
       "112                 I am a developer by profession      Yes   \n",
       "528                 I am a developer by profession      Yes   \n",
       "641                 I am a developer by profession       No   \n",
       "966                 I am a developer by profession      Yes   \n",
       "1708                I am a developer by profession       No   \n",
       "...                                            ...      ...   \n",
       "88233               I am a developer by profession      Yes   \n",
       "88234               I am a developer by profession      Yes   \n",
       "88602               I am a developer by profession      Yes   \n",
       "88674       I am a student who is learning to code      Yes   \n",
       "9115                                           NaN      Yes   \n",
       "\n",
       "                                                  OpenSourcer  \\\n",
       "Respondent                                                      \n",
       "112                                Once a month or more often   \n",
       "528                                                     Never   \n",
       "641                                   Less than once per year   \n",
       "966                                   Less than once per year   \n",
       "1708                                  Less than once per year   \n",
       "...                                                       ...   \n",
       "88233       Less than once a month but more than once per ...   \n",
       "88234                                 Less than once per year   \n",
       "88602       Less than once a month but more than once per ...   \n",
       "88674                                                   Never   \n",
       "9115                               Once a month or more often   \n",
       "\n",
       "                                                   OpenSource  \\\n",
       "Respondent                                                      \n",
       "112         The quality of OSS and closed source software ...   \n",
       "528         OSS is, on average, of HIGHER quality than pro...   \n",
       "641         The quality of OSS and closed source software ...   \n",
       "966         OSS is, on average, of LOWER quality than prop...   \n",
       "1708        OSS is, on average, of HIGHER quality than pro...   \n",
       "...                                                       ...   \n",
       "88233       The quality of OSS and closed source software ...   \n",
       "88234       OSS is, on average, of HIGHER quality than pro...   \n",
       "88602       The quality of OSS and closed source software ...   \n",
       "88674       OSS is, on average, of LOWER quality than prop...   \n",
       "9115        The quality of OSS and closed source software ...   \n",
       "\n",
       "                                                   Employment      Country  \\\n",
       "Respondent                                                                   \n",
       "112         Independent contractor, freelancer, or self-em...  South Korea   \n",
       "528                                        Employed full-time  South Korea   \n",
       "641                                        Employed full-time  South Korea   \n",
       "966         Independent contractor, freelancer, or self-em...  South Korea   \n",
       "1708                                       Employed full-time  South Korea   \n",
       "...                                                       ...          ...   \n",
       "88233                                      Employed full-time  South Korea   \n",
       "88234                                      Employed full-time  South Korea   \n",
       "88602                                      Employed full-time  South Korea   \n",
       "88674                  Not employed, and not looking for work  South Korea   \n",
       "9115                                                      NaN  South Korea   \n",
       "\n",
       "                   Student                                            EdLevel  \\\n",
       "Respondent                                                                      \n",
       "112                     No  Secondary school (e.g. American high school, G...   \n",
       "528         Yes, full-time           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "641         Yes, full-time  Some college/university study without earning ...   \n",
       "966                     No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "1708                    No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "...                    ...                                                ...   \n",
       "88233       Yes, full-time           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "88234                   No  Secondary school (e.g. American high school, G...   \n",
       "88602                   No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "88674       Yes, full-time  Secondary school (e.g. American high school, G...   \n",
       "9115                   NaN  Secondary school (e.g. American high school, G...   \n",
       "\n",
       "                                               UndergradMajor  \\\n",
       "Respondent                                                      \n",
       "112                                                       NaN   \n",
       "528         Computer science, computer engineering, or sof...   \n",
       "641         Information systems, information technology, o...   \n",
       "966         Computer science, computer engineering, or sof...   \n",
       "1708        Computer science, computer engineering, or sof...   \n",
       "...                                                       ...   \n",
       "88233       Computer science, computer engineering, or sof...   \n",
       "88234                                                     NaN   \n",
       "88602       Computer science, computer engineering, or sof...   \n",
       "88674                                                     NaN   \n",
       "9115                                                      NaN   \n",
       "\n",
       "                                                     EduOther  \\\n",
       "Respondent                                                      \n",
       "112         Taught yourself a new language, framework, or ...   \n",
       "528         Taken an online course in programming or softw...   \n",
       "641         Taken an online course in programming or softw...   \n",
       "966         Taught yourself a new language, framework, or ...   \n",
       "1708        Taken an online course in programming or softw...   \n",
       "...                                                       ...   \n",
       "88233       Taken an online course in programming or softw...   \n",
       "88234       Taken an online course in programming or softw...   \n",
       "88602       Taught yourself a new language, framework, or ...   \n",
       "88674       Taken an online course in programming or softw...   \n",
       "9115                                                      NaN   \n",
       "\n",
       "                                                      OrgSize  \\\n",
       "Respondent                                                      \n",
       "112         Just me - I am a freelancer, sole proprietor, ...   \n",
       "528                                      100 to 499 employees   \n",
       "641                                        20 to 99 employees   \n",
       "966         Just me - I am a freelancer, sole proprietor, ...   \n",
       "1708                                 5,000 to 9,999 employees   \n",
       "...                                                       ...   \n",
       "88233                                      10 to 19 employees   \n",
       "88234                                           2-9 employees   \n",
       "88602                                1,000 to 4,999 employees   \n",
       "88674                                                     NaN   \n",
       "9115                                                      NaN   \n",
       "\n",
       "                                                      DevType YearsCode  \\\n",
       "Respondent                                                                \n",
       "112         Academic researcher;Developer, desktop or ente...         9   \n",
       "528                                       Developer, back-end         8   \n",
       "641         Data or business analyst;Data scientist or mac...        21   \n",
       "966         Designer;Developer, mobile;Product manager;Stu...        13   \n",
       "1708                                      Developer, back-end         9   \n",
       "...                                                       ...       ...   \n",
       "88233       Academic researcher;Data scientist or machine ...        11   \n",
       "88234       Database administrator;Developer, back-end;Dev...         5   \n",
       "88602                                       Developer, mobile        18   \n",
       "88674                                                     NaN         2   \n",
       "9115                                                      NaN         2   \n",
       "\n",
       "           Age1stCode      YearsCodePro              CareerSat  \\\n",
       "Respondent                                                       \n",
       "112                11                 1     Slightly satisfied   \n",
       "528                22                 4  Slightly dissatisfied   \n",
       "641                16                19     Slightly satisfied   \n",
       "966                10                 9  Slightly dissatisfied   \n",
       "1708               20                 4     Slightly satisfied   \n",
       "...               ...               ...                    ...   \n",
       "88233              12                20     Slightly satisfied   \n",
       "88234              22  Less than 1 year      Very dissatisfied   \n",
       "88602              13                 7         Very satisfied   \n",
       "88674              15               NaN                    NaN   \n",
       "9115               14  Less than 1 year                    NaN   \n",
       "\n",
       "                                        JobSat              MgrIdiot  \\\n",
       "Respondent                                                             \n",
       "112                         Slightly satisfied                   NaN   \n",
       "528                      Slightly dissatisfied        Very confident   \n",
       "641                         Slightly satisfied                   NaN   \n",
       "966                         Slightly satisfied                   NaN   \n",
       "1708                            Very satisfied    Somewhat confident   \n",
       "...                                        ...                   ...   \n",
       "88233       Neither satisfied nor dissatisfied  Not at all confident   \n",
       "88234                           Very satisfied  Not at all confident   \n",
       "88602                           Very satisfied        Very confident   \n",
       "88674                                      NaN                   NaN   \n",
       "9115                                       NaN                   NaN   \n",
       "\n",
       "            MgrMoney   MgrWant  \\\n",
       "Respondent                       \n",
       "112              NaN       NaN   \n",
       "528         Not sure  Not sure   \n",
       "641              NaN       NaN   \n",
       "966              NaN       NaN   \n",
       "1708              No        No   \n",
       "...              ...       ...   \n",
       "88233             No        No   \n",
       "88234             No        No   \n",
       "88602             No  Not sure   \n",
       "88674            NaN       NaN   \n",
       "9115             NaN       NaN   \n",
       "\n",
       "                                                      JobSeek  \\\n",
       "Respondent                                                      \n",
       "112         I’m not actively looking, but I am open to new...   \n",
       "528         I’m not actively looking, but I am open to new...   \n",
       "641         I’m not actively looking, but I am open to new...   \n",
       "966              I am not interested in new job opportunities   \n",
       "1708             I am not interested in new job opportunities   \n",
       "...                                                       ...   \n",
       "88233       I’m not actively looking, but I am open to new...   \n",
       "88234                         I am actively looking for a job   \n",
       "88602       I’m not actively looking, but I am open to new...   \n",
       "88674                                                     NaN   \n",
       "9115                                                      NaN   \n",
       "\n",
       "                                                 LastHireDate  \\\n",
       "Respondent                                                      \n",
       "112         NA - I am an independent contractor or self em...   \n",
       "528                                      Less than a year ago   \n",
       "641                                     More than 4 years ago   \n",
       "966                                      Less than a year ago   \n",
       "1708                                     Less than a year ago   \n",
       "...                                                       ...   \n",
       "88233                                    Less than a year ago   \n",
       "88234                                    Less than a year ago   \n",
       "88602                                   More than 4 years ago   \n",
       "88674                                                     NaN   \n",
       "9115                                                      NaN   \n",
       "\n",
       "                                                      LastInt FizzBuzz  \\\n",
       "Respondent                                                               \n",
       "112                                                       NaN       No   \n",
       "528         Write any code;Interview with people in peer r...       No   \n",
       "641         Write any code;Complete a take-home project;In...       No   \n",
       "966         Interview with people in senior / management r...       No   \n",
       "1708        Write code by hand (e.g., on a whiteboard);Int...       No   \n",
       "...                                                       ...      ...   \n",
       "88233       Interview with people in senior / management r...       No   \n",
       "88234       Write any code;Interview with people in peer r...       No   \n",
       "88602       Write code by hand (e.g., on a whiteboard);Int...       No   \n",
       "88674                                                     NaN      NaN   \n",
       "9115                                                      NaN      NaN   \n",
       "\n",
       "                                                   JobFactors  \\\n",
       "Respondent                                                      \n",
       "112         Remote work options;Opportunities for professi...   \n",
       "528         Languages, frameworks, and other technologies ...   \n",
       "641         Office environment or company culture;Remote w...   \n",
       "966         Languages, frameworks, and other technologies ...   \n",
       "1708        Office environment or company culture;Opportun...   \n",
       "...                                                       ...   \n",
       "88233       Languages, frameworks, and other technologies ...   \n",
       "88234       Office environment or company culture;Remote w...   \n",
       "88602       Office environment or company culture;Opportun...   \n",
       "88674                                                     NaN   \n",
       "9115                                                      NaN   \n",
       "\n",
       "                                                 ResumeUpdate CurrencySymbol  \\\n",
       "Respondent                                                                     \n",
       "112                          I was preparing for a job search            KRW   \n",
       "528                          I was preparing for a job search            KRW   \n",
       "641         I heard about a job opportunity (from a recrui...            KRW   \n",
       "966                          I was preparing for a job search            KRW   \n",
       "1708        I had a negative experience or interaction at ...            KRW   \n",
       "...                                                       ...            ...   \n",
       "88233                        I was preparing for a job search            KRW   \n",
       "88234       I had a negative experience or interaction at ...            KRW   \n",
       "88602       Something else changed (education, award, medi...            KRW   \n",
       "88674                                                     NaN            NaN   \n",
       "9115                                                      NaN            NaN   \n",
       "\n",
       "                CurrencyDesc    CompTotal CompFreq  ConvertedComp  \\\n",
       "Respondent                                                          \n",
       "112         South Korean won          NaN      NaN            NaN   \n",
       "528         South Korean won   42000000.0   Yearly        37531.0   \n",
       "641         South Korean won    8000000.0  Monthly        85788.0   \n",
       "966         South Korean won          NaN      NaN            NaN   \n",
       "1708        South Korean won          NaN   Yearly            NaN   \n",
       "...                      ...          ...      ...            ...   \n",
       "88233       South Korean won    1200000.0  Monthly        12864.0   \n",
       "88234       South Korean won   26000000.0   Yearly        23233.0   \n",
       "88602       South Korean won  120000000.0   Yearly       107230.0   \n",
       "88674                    NaN          NaN      NaN            NaN   \n",
       "9115                     NaN          NaN      NaN            NaN   \n",
       "\n",
       "            WorkWeekHrs                                           WorkPlan  \\\n",
       "Respondent                                                                   \n",
       "112                12.0  There's no schedule or spec; I work on what se...   \n",
       "528                40.0  There is a schedule and/or spec (made by me or...   \n",
       "641                45.0  There is a schedule and/or spec (made by me or...   \n",
       "966                 NaN  There's no schedule or spec; I work on what se...   \n",
       "1708                NaN  There's no schedule or spec; I work on what se...   \n",
       "...                 ...                                                ...   \n",
       "88233               9.0  There is a schedule and/or spec (made by me or...   \n",
       "88234               NaN  There is a schedule and/or spec (made by me or...   \n",
       "88602              40.0  There is a schedule and/or spec (made by me or...   \n",
       "88674               NaN                                                NaN   \n",
       "9115                NaN                                                NaN   \n",
       "\n",
       "                                                WorkChallenge  \\\n",
       "Respondent                                                      \n",
       "112         Inadequate access to necessary tools;Non-work ...   \n",
       "528                        Not enough people for the workload   \n",
       "641         Lack of support from management;Not enough peo...   \n",
       "966         Being tasked with non-development work;Meeting...   \n",
       "1708                                                      NaN   \n",
       "...                                                       ...   \n",
       "88233       Being tasked with non-development work;Distrac...   \n",
       "88234       Distracting work environment;Inadequate access...   \n",
       "88602       Not enough people for the workload;Time spent ...   \n",
       "88674                                                     NaN   \n",
       "9115                                                      NaN   \n",
       "\n",
       "                                  WorkRemote  \\\n",
       "Respondent                                     \n",
       "112                         It's complicated   \n",
       "528         Less than once per month / Never   \n",
       "641                      About half the time   \n",
       "966                                      NaN   \n",
       "1708        Less than once per month / Never   \n",
       "...                                      ...   \n",
       "88233       Less than once per month / Never   \n",
       "88234       Less than once per month / Never   \n",
       "88602       Less than once per month / Never   \n",
       "88674                                    NaN   \n",
       "9115                                     NaN   \n",
       "\n",
       "                                                   WorkLoc  \\\n",
       "Respondent                                                   \n",
       "112                                                   Home   \n",
       "528                                                 Office   \n",
       "641         Other place, such as a coworking space or cafe   \n",
       "966                                                   Home   \n",
       "1708                                                Office   \n",
       "...                                                    ...   \n",
       "88233       Other place, such as a coworking space or cafe   \n",
       "88234       Other place, such as a coworking space or cafe   \n",
       "88602                                               Office   \n",
       "88674                                                  NaN   \n",
       "9115                                                   NaN   \n",
       "\n",
       "                            ImpSyn                                  CodeRev  \\\n",
       "Respondent                                                                    \n",
       "112         A little above average  Yes, because I see value in code review   \n",
       "528                        Average  Yes, because I see value in code review   \n",
       "641              Far above average  Yes, because I see value in code review   \n",
       "966              Far above average  Yes, because I see value in code review   \n",
       "1708                       Average         Yes, because I was told to do so   \n",
       "...                            ...                                      ...   \n",
       "88233                      Average  Yes, because I see value in code review   \n",
       "88234                      Average  Yes, because I see value in code review   \n",
       "88602            Far above average  Yes, because I see value in code review   \n",
       "88674                          NaN                                      NaN   \n",
       "9115                           NaN                                      NaN   \n",
       "\n",
       "            CodeRevHrs                                          UnitTests  \\\n",
       "Respondent                                                                  \n",
       "112                1.0                                                NaN   \n",
       "528                1.0  Yes, it's not part of our process but the deve...   \n",
       "641                5.0                      Yes, it's part of our process   \n",
       "966                NaN                                                NaN   \n",
       "1708               NaN  Yes, it's not part of our process but the deve...   \n",
       "...                ...                                                ...   \n",
       "88233              3.0                          No, but I think we should   \n",
       "88234              NaN                      Yes, it's part of our process   \n",
       "88602              5.0                          No, but I think we should   \n",
       "88674              NaN                                                NaN   \n",
       "9115               NaN                                                NaN   \n",
       "\n",
       "                                                  PurchaseHow  \\\n",
       "Respondent                                                      \n",
       "112                                                       NaN   \n",
       "528                                                  Not sure   \n",
       "641         Developers and management have nearly equal in...   \n",
       "966                                                       NaN   \n",
       "1708                                                 Not sure   \n",
       "...                                                       ...   \n",
       "88233       The CTO, CIO, or other management purchase new...   \n",
       "88234       Developers typically have the most influence o...   \n",
       "88602       Developers and management have nearly equal in...   \n",
       "88674                                                     NaN   \n",
       "9115                                                      NaN   \n",
       "\n",
       "                             PurchaseWhat  \\\n",
       "Respondent                                  \n",
       "112                                   NaN   \n",
       "528         I have little or no influence   \n",
       "641                 I have some influence   \n",
       "966                                   NaN   \n",
       "1708                I have some influence   \n",
       "...                                   ...   \n",
       "88233       I have little or no influence   \n",
       "88234               I have some influence   \n",
       "88602               I have some influence   \n",
       "88674                                 NaN   \n",
       "9115                                  NaN   \n",
       "\n",
       "                                           LanguageWorkedWith  \\\n",
       "Respondent                                                      \n",
       "112         Assembly;C;C++;C#;HTML/CSS;Java;JavaScript;Pyt...   \n",
       "528          Bash/Shell/PowerShell;Java;JavaScript;Python;SQL   \n",
       "641          C#;HTML/CSS;Java;JavaScript;Kotlin;PHP;SQL;Swift   \n",
       "966         Bash/Shell/PowerShell;C;C++;C#;HTML/CSS;Java;J...   \n",
       "1708                          Go;Java;JavaScript;Python;Scala   \n",
       "...                                                       ...   \n",
       "88233                              Assembly;C;C++;Java;Python   \n",
       "88234       C;C++;Dart;Go;HTML/CSS;Java;JavaScript;Kotlin;...   \n",
       "88602       Bash/Shell/PowerShell;C++;HTML/CSS;Java;JavaSc...   \n",
       "88674       Assembly;Bash/Shell/PowerShell;C;C++;HTML/CSS;...   \n",
       "9115                                              C;C#;Python   \n",
       "\n",
       "                                       LanguageDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "112         Assembly;Bash/Shell/PowerShell;C;C++;C#;F#;Go;...   \n",
       "528                     Bash/Shell/PowerShell;Java;Python;SQL   \n",
       "641                        C#;HTML/CSS;PHP;Python;R;SQL;Swift   \n",
       "966                                        Java;Kotlin;Python   \n",
       "1708                     Go;Java;JavaScript;Python;Rust;Scala   \n",
       "...                                                       ...   \n",
       "88233                                                C;Python   \n",
       "88234                                    Go;Kotlin;Python;SQL   \n",
       "88602                     C++;HTML/CSS;Java;JavaScript;Kotlin   \n",
       "88674       Assembly;C;C++;HTML/CSS;Java;JavaScript;PHP;Py...   \n",
       "9115                       Assembly;Bash/Shell/PowerShell;C++   \n",
       "\n",
       "                                           DatabaseWorkedWith  \\\n",
       "Respondent                                                      \n",
       "112                                                    SQLite   \n",
       "528                                       MariaDB;MySQL;Redis   \n",
       "641                     Firebase;MariaDB;MongoDB;MySQL;SQLite   \n",
       "966         Firebase;MongoDB;Microsoft SQL Server;MySQL;Re...   \n",
       "1708                                                    MySQL   \n",
       "...                                                       ...   \n",
       "88233                                            MySQL;SQLite   \n",
       "88234                                           MariaDB;MySQL   \n",
       "88602                              Firebase;PostgreSQL;SQLite   \n",
       "88674                                                   MySQL   \n",
       "9115                                                      NaN   \n",
       "\n",
       "                                       DatabaseDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "112         Firebase;Microsoft SQL Server;MySQL;Oracle;SQLite   \n",
       "528                                       MongoDB;MySQL;Redis   \n",
       "641                                   Firebase;MariaDB;SQLite   \n",
       "966                                     Firebase;MySQL;SQLite   \n",
       "1708                                      Elasticsearch;Redis   \n",
       "...                                                       ...   \n",
       "88233                                        SQLite;Other(s):   \n",
       "88234                          DynamoDB;MariaDB;MongoDB;MySQL   \n",
       "88602                              Firebase;PostgreSQL;SQLite   \n",
       "88674                                                   MySQL   \n",
       "9115                                                      NaN   \n",
       "\n",
       "                                           PlatformWorkedWith  \\\n",
       "Respondent                                                      \n",
       "112                                     Android;Linux;Windows   \n",
       "528                                                 AWS;Linux   \n",
       "641                         Android;AWS;MacOS;Slack;WordPress   \n",
       "966         Android;Arduino;AWS;Docker;Google Cloud Platfo...   \n",
       "1708                                          AWS;Linux;MacOS   \n",
       "...                                                       ...   \n",
       "88233                         Android;AWS;Linux;Slack;Windows   \n",
       "88234       Android;Arduino;AWS;Docker;Google Cloud Platfo...   \n",
       "88602                                                 Android   \n",
       "88674                                     Linux;Slack;Windows   \n",
       "9115                                                  Windows   \n",
       "\n",
       "                                       PlatformDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "112         Android;Arduino;Google Cloud Platform;Heroku;I...   \n",
       "528                                          AWS;Docker;Linux   \n",
       "641         Android;AWS;Docker;Google Cloud Platform;iOS;M...   \n",
       "966                             Android;Google Cloud Platform   \n",
       "1708                                        Docker;Kubernetes   \n",
       "...                                                       ...   \n",
       "88233          AWS;Google Cloud Platform;Heroku;Linux;Windows   \n",
       "88234           Docker;Google Cloud Platform;Kubernetes;Linux   \n",
       "88602                                                 Android   \n",
       "88674                                     Android;Linux;Slack   \n",
       "9115                                            Android;Linux   \n",
       "\n",
       "                                           WebFrameWorkedWith  \\\n",
       "Respondent                                                      \n",
       "112                                                       NaN   \n",
       "528                                             Django;Spring   \n",
       "641         Angular/Angular.js;Django;Express;jQuery;Larav...   \n",
       "966         Angular/Angular.js;ASP.NET;Django;Express;Flas...   \n",
       "1708                                          Django;React.js   \n",
       "...                                                       ...   \n",
       "88233                                                     NaN   \n",
       "88234                                     Django;Flask;Spring   \n",
       "88602                                                  jQuery   \n",
       "88674                                  Django;jQuery;React.js   \n",
       "9115                                                      NaN   \n",
       "\n",
       "                                       WebFrameDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "112                            ASP.NET;Django;React.js;Spring   \n",
       "528                                                    Spring   \n",
       "641                           Express;Laravel;React.js;Vue.js   \n",
       "966                                                       NaN   \n",
       "1708                                                 React.js   \n",
       "...                                                       ...   \n",
       "88233                                                     NaN   \n",
       "88234                                            Django;Flask   \n",
       "88602                                                     NaN   \n",
       "88674       Angular/Angular.js;Django;jQuery;React.js;Spri...   \n",
       "9115                                                  ASP.NET   \n",
       "\n",
       "                                          MiscTechWorkedWith  \\\n",
       "Respondent                                                     \n",
       "112         .NET;.NET Core;TensorFlow;Unity 3D;Unreal Engine   \n",
       "528                                                      NaN   \n",
       "641                                                  Node.js   \n",
       "966                                           Node.js;Pandas   \n",
       "1708                                                     NaN   \n",
       "...                                                      ...   \n",
       "88233                               TensorFlow;Torch/PyTorch   \n",
       "88234                                                    NaN   \n",
       "88602                                                Node.js   \n",
       "88674                Node.js;Pandas;TensorFlow;Torch/PyTorch   \n",
       "9115                                                Unity 3D   \n",
       "\n",
       "                                       MiscTechDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "112         Apache Spark;.NET;.NET Core;Node.js;React Nati...   \n",
       "528                                                       NaN   \n",
       "641              Apache Spark;Node.js;React Native;TensorFlow   \n",
       "966                                                       NaN   \n",
       "1708                                        Hadoop;TensorFlow   \n",
       "...                                                       ...   \n",
       "88233                                TensorFlow;Torch/PyTorch   \n",
       "88234                                                     NaN   \n",
       "88602                    Flutter;Node.js;React Native;Xamarin   \n",
       "88674               Node.js;TensorFlow;Torch/PyTorch;Unity 3D   \n",
       "9115                                            Unreal Engine   \n",
       "\n",
       "                                                   DevEnviron        OpSys  \\\n",
       "Respondent                                                                   \n",
       "112         Android Studio;Eclipse;IntelliJ;NetBeans;Visua...  Linux-based   \n",
       "528                       IntelliJ;PyCharm;Visual Studio Code      Windows   \n",
       "641         Android Studio;Atom;Coda;IntelliJ;Notepad++;Su...        MacOS   \n",
       "966                       Android Studio;PyCharm;Sublime Text      Windows   \n",
       "1708                                     IntelliJ;PyCharm;Vim  Linux-based   \n",
       "...                                                       ...          ...   \n",
       "88233       IPython / Jupyter;PyCharm;RStudio;Sublime Text...  Linux-based   \n",
       "88234                                                IntelliJ  Linux-based   \n",
       "88602       Android Studio;Sublime Text;Visual Studio Code...        MacOS   \n",
       "88674                                                Atom;Vim  Linux-based   \n",
       "9115                                            Visual Studio      Windows   \n",
       "\n",
       "                                                   Containers  \\\n",
       "Respondent                                                      \n",
       "112                                   I do not use containers   \n",
       "528         Development;Outside of work, for personal proj...   \n",
       "641                                       Development;Testing   \n",
       "966                                   I do not use containers   \n",
       "1708                                  I do not use containers   \n",
       "...                                                       ...   \n",
       "88233                  Outside of work, for personal projects   \n",
       "88234       Development;Testing;Production;Outside of work...   \n",
       "88602                                 I do not use containers   \n",
       "88674                                 I do not use containers   \n",
       "9115                                  I do not use containers   \n",
       "\n",
       "                                      BlockchainOrg  \\\n",
       "Respondent                                            \n",
       "112                                             NaN   \n",
       "528                                             NaN   \n",
       "641         Non-currency applications of blockchain   \n",
       "966                                             NaN   \n",
       "1708                                            NaN   \n",
       "...                                             ...   \n",
       "88233                                    Not at all   \n",
       "88234                                    Not at all   \n",
       "88602       Non-currency applications of blockchain   \n",
       "88674                                           NaN   \n",
       "9115                                            NaN   \n",
       "\n",
       "                                                 BlockchainIs BetterLife  \\\n",
       "Respondent                                                                 \n",
       "112         Useful across many domains and could change ma...        Yes   \n",
       "528         Useful for immutable record keeping outside of...        Yes   \n",
       "641         Useful for immutable record keeping outside of...        Yes   \n",
       "966         Useful for immutable record keeping outside of...        Yes   \n",
       "1708                                                      NaN        Yes   \n",
       "...                                                       ...        ...   \n",
       "88233                                           A passing fad        Yes   \n",
       "88234       Useful across many domains and could change ma...        Yes   \n",
       "88602       Useful for immutable record keeping outside of...        Yes   \n",
       "88674                                                     NaN        Yes   \n",
       "9115                                                      NaN         No   \n",
       "\n",
       "            ITperson  OffOn SocialMedia              Extraversion ScreenName  \\\n",
       "Respondent                                                                     \n",
       "112              Yes  What?    Facebook                    Online        NaN   \n",
       "528         Also Yes  What?     YouTube                   Neither   Username   \n",
       "641         Also Yes    Yes    Facebook                    Online   Username   \n",
       "966              Yes  What?     YouTube                   Neither        NaN   \n",
       "1708             Yes  What?         NaN  In real life (in person)   Username   \n",
       "...              ...    ...         ...                       ...        ...   \n",
       "88233           SIGH    Yes     YouTube                    Online   Username   \n",
       "88234            NaN    NaN         NaN                    Online        NaN   \n",
       "88602           SIGH    Yes      Reddit  In real life (in person)     UserID   \n",
       "88674           SIGH    Yes    Facebook  In real life (in person)     Handle   \n",
       "9115            SIGH  What?     YouTube  In real life (in person)   Username   \n",
       "\n",
       "                  SOVisit1st                          SOVisitFreq  \\\n",
       "Respondent                                                          \n",
       "112                     2016                Daily or almost daily   \n",
       "528                     2012               Multiple times per day   \n",
       "641         I don't remember                 A few times per week   \n",
       "966                     2013                Daily or almost daily   \n",
       "1708                    2011               Multiple times per day   \n",
       "...                      ...                                  ...   \n",
       "88233                   2013               Multiple times per day   \n",
       "88234                    NaN                                  NaN   \n",
       "88602                   2010                Daily or almost daily   \n",
       "88674                   2017                 A few times per week   \n",
       "9115                    2016  Less than once per month or monthly   \n",
       "\n",
       "                                                    SOVisitTo  \\\n",
       "Respondent                                                      \n",
       "112         Find answers to specific questions;Learn how t...   \n",
       "528                        Find answers to specific questions   \n",
       "641         Find answers to specific questions;Learn how t...   \n",
       "966         Find answers to specific questions;Learn how t...   \n",
       "1708                       Find answers to specific questions   \n",
       "...                                                       ...   \n",
       "88233       Find answers to specific questions;Learn how t...   \n",
       "88234                                                     NaN   \n",
       "88602       Find answers to specific questions;Learn how t...   \n",
       "88674                      Find answers to specific questions   \n",
       "9115        Meet other people with similar skills or inter...   \n",
       "\n",
       "                           SOFindAnswer                         SOTimeSaved  \\\n",
       "Respondent                                                                    \n",
       "112                 6-10 times per week      Stack Overflow was much faster   \n",
       "528         More than 10 times per week  Stack Overflow was slightly faster   \n",
       "641                 6-10 times per week  Stack Overflow was slightly faster   \n",
       "966                 6-10 times per week      Stack Overflow was much faster   \n",
       "1708        More than 10 times per week  Stack Overflow was slightly faster   \n",
       "...                                 ...                                 ...   \n",
       "88233       More than 10 times per week      Stack Overflow was much faster   \n",
       "88234                               NaN                                 NaN   \n",
       "88602       More than 10 times per week            They were about the same   \n",
       "88674                1-2 times per week  Stack Overflow was slightly faster   \n",
       "9115            Less than once per week  Stack Overflow was slightly faster   \n",
       "\n",
       "            SOHowMuchTime SOAccount  \\\n",
       "Respondent                            \n",
       "112         31-60 minutes       Yes   \n",
       "528          0-10 minutes       Yes   \n",
       "641         31-60 minutes       Yes   \n",
       "966           60+ minutes       Yes   \n",
       "1708        11-30 minutes       Yes   \n",
       "...                   ...       ...   \n",
       "88233       11-30 minutes       Yes   \n",
       "88234                 NaN       Yes   \n",
       "88602                 NaN       Yes   \n",
       "88674       11-30 minutes       Yes   \n",
       "9115         0-10 minutes       Yes   \n",
       "\n",
       "                                                   SOPartFreq  \\\n",
       "Respondent                                                      \n",
       "112                                    Multiple times per day   \n",
       "528         I have never participated in Q&A on Stack Over...   \n",
       "641                           A few times per month or weekly   \n",
       "966                           A few times per month or weekly   \n",
       "1708                      Less than once per month or monthly   \n",
       "...                                                       ...   \n",
       "88233       I have never participated in Q&A on Stack Over...   \n",
       "88234                                                     NaN   \n",
       "88602                     Less than once per month or monthly   \n",
       "88674       I have never participated in Q&A on Stack Over...   \n",
       "9115        I have never participated in Q&A on Stack Over...   \n",
       "\n",
       "                                                       SOJobs  \\\n",
       "Respondent                                                      \n",
       "112                                                       Yes   \n",
       "528         No, I knew that Stack Overflow had a job board...   \n",
       "641         No, I didn't know that Stack Overflow had a jo...   \n",
       "966                                                       Yes   \n",
       "1708                                                      Yes   \n",
       "...                                                       ...   \n",
       "88233       No, I knew that Stack Overflow had a job board...   \n",
       "88234                                                     NaN   \n",
       "88602       No, I knew that Stack Overflow had a job board...   \n",
       "88674       No, I didn't know that Stack Overflow had a jo...   \n",
       "9115        No, I didn't know that Stack Overflow had a jo...   \n",
       "\n",
       "                                                     EntTeams  \\\n",
       "Respondent                                                      \n",
       "112         No, I've heard of them, but I am not part of a...   \n",
       "528                       No, and I don't know what those are   \n",
       "641                       No, and I don't know what those are   \n",
       "966                       No, and I don't know what those are   \n",
       "1708                      No, and I don't know what those are   \n",
       "...                                                       ...   \n",
       "88233                     No, and I don't know what those are   \n",
       "88234                                                     NaN   \n",
       "88602       No, I've heard of them, but I am not part of a...   \n",
       "88674                     No, and I don't know what those are   \n",
       "9115                      No, and I don't know what those are   \n",
       "\n",
       "                     SOComm                             WelcomeChange  \\\n",
       "Respondent                                                              \n",
       "112         Yes, definitely  Somewhat more welcome now than last year   \n",
       "528          No, not really   Just as welcome now as I felt last year   \n",
       "641           Yes, somewhat   Just as welcome now as I felt last year   \n",
       "966           Yes, somewhat  Somewhat more welcome now than last year   \n",
       "1708          Yes, somewhat   Just as welcome now as I felt last year   \n",
       "...                     ...                                       ...   \n",
       "88233         Yes, somewhat  Somewhat more welcome now than last year   \n",
       "88234                   NaN                                       NaN   \n",
       "88602         Yes, somewhat  Somewhat less welcome now than last year   \n",
       "88674               Neutral   Just as welcome now as I felt last year   \n",
       "9115         No, not at all     A lot more welcome now than last year   \n",
       "\n",
       "                                                 SONewContent   Age Gender  \\\n",
       "Respondent                                                                   \n",
       "112         Tech articles written by other developers;Indu...  19.0    Man   \n",
       "528                 Tech articles written by other developers  29.0    Man   \n",
       "641         Tech articles written by other developers;Indu...   NaN    NaN   \n",
       "966                                                       NaN   NaN    NaN   \n",
       "1708        Industry news about technologies you're intere...  27.0  Woman   \n",
       "...                                                       ...   ...    ...   \n",
       "88233       Tech articles written by other developers;Indu...  95.0    Man   \n",
       "88234       Tech articles written by other developers;Indu...  26.0    Man   \n",
       "88602       Tech articles written by other developers;Indu...  31.0    Man   \n",
       "88674            Courses on technologies you're interested in  20.0    Man   \n",
       "9115        Tech articles written by other developers;Indu...   NaN    NaN   \n",
       "\n",
       "           Trans                Sexuality   Ethnicity Dependents  \\\n",
       "Respondent                                                         \n",
       "112           No  Straight / Heterosexual  East Asian         No   \n",
       "528           No  Straight / Heterosexual  East Asian         No   \n",
       "641          NaN                      NaN  East Asian        Yes   \n",
       "966          NaN                      NaN         NaN         No   \n",
       "1708          No  Straight / Heterosexual  East Asian         No   \n",
       "...          ...                      ...         ...        ...   \n",
       "88233         No  Straight / Heterosexual  East Asian         No   \n",
       "88234        NaN                      NaN         NaN        NaN   \n",
       "88602         No  Straight / Heterosexual  East Asian        Yes   \n",
       "88674         No  Straight / Heterosexual  East Asian         No   \n",
       "9115         NaN                      NaN  East Asian         No   \n",
       "\n",
       "                     SurveyLength                  SurveyEase  \n",
       "Respondent                                                     \n",
       "112         Appropriate in length  Neither easy nor difficult  \n",
       "528         Appropriate in length  Neither easy nor difficult  \n",
       "641                      Too long  Neither easy nor difficult  \n",
       "966                      Too long                         NaN  \n",
       "1708                     Too long                   Difficult  \n",
       "...                           ...                         ...  \n",
       "88233       Appropriate in length                        Easy  \n",
       "88234                    Too long                        Easy  \n",
       "88602       Appropriate in length                        Easy  \n",
       "88674       Appropriate in length  Neither easy nor difficult  \n",
       "9115        Appropriate in length                        Easy  \n",
       "\n",
       "[160 rows x 84 columns]"
      ]
     },
     "execution_count": 15,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "Country_group.get_group('South Korea')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 16,
   "id": "e2f56147",
   "metadata": {},
   "outputs": [],
   "source": [
    "filter1 = (df['Country'] == 'Bangladesh')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 17,
   "id": "d770d366",
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "      <th>WorkWeekHrs</th>\n",
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       "      <th>WorkChallenge</th>\n",
       "      <th>WorkRemote</th>\n",
       "      <th>WorkLoc</th>\n",
       "      <th>ImpSyn</th>\n",
       "      <th>CodeRev</th>\n",
       "      <th>CodeRevHrs</th>\n",
       "      <th>UnitTests</th>\n",
       "      <th>PurchaseHow</th>\n",
       "      <th>PurchaseWhat</th>\n",
       "      <th>LanguageWorkedWith</th>\n",
       "      <th>LanguageDesireNextYear</th>\n",
       "      <th>DatabaseWorkedWith</th>\n",
       "      <th>DatabaseDesireNextYear</th>\n",
       "      <th>PlatformWorkedWith</th>\n",
       "      <th>PlatformDesireNextYear</th>\n",
       "      <th>WebFrameWorkedWith</th>\n",
       "      <th>WebFrameDesireNextYear</th>\n",
       "      <th>MiscTechWorkedWith</th>\n",
       "      <th>MiscTechDesireNextYear</th>\n",
       "      <th>DevEnviron</th>\n",
       "      <th>OpSys</th>\n",
       "      <th>Containers</th>\n",
       "      <th>BlockchainOrg</th>\n",
       "      <th>BlockchainIs</th>\n",
       "      <th>BetterLife</th>\n",
       "      <th>ITperson</th>\n",
       "      <th>OffOn</th>\n",
       "      <th>SocialMedia</th>\n",
       "      <th>Extraversion</th>\n",
       "      <th>ScreenName</th>\n",
       "      <th>SOVisit1st</th>\n",
       "      <th>SOVisitFreq</th>\n",
       "      <th>SOVisitTo</th>\n",
       "      <th>SOFindAnswer</th>\n",
       "      <th>SOTimeSaved</th>\n",
       "      <th>SOHowMuchTime</th>\n",
       "      <th>SOAccount</th>\n",
       "      <th>SOPartFreq</th>\n",
       "      <th>SOJobs</th>\n",
       "      <th>EntTeams</th>\n",
       "      <th>SOComm</th>\n",
       "      <th>WelcomeChange</th>\n",
       "      <th>SONewContent</th>\n",
       "      <th>Age</th>\n",
       "      <th>Gender</th>\n",
       "      <th>Trans</th>\n",
       "      <th>Sexuality</th>\n",
       "      <th>Ethnicity</th>\n",
       "      <th>Dependents</th>\n",
       "      <th>SurveyLength</th>\n",
       "      <th>SurveyEase</th>\n",
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       "      <th>Respondent</th>\n",
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       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
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       "      <th></th>\n",
       "      <th></th>\n",
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       "      <th></th>\n",
       "      <th></th>\n",
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       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>42</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once a month but more than once per ...</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Bangladesh</td>\n",
       "      <td>No</td>\n",
       "      <td>Secondary school (e.g. American high school, G...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taken a part-time in-person course in programm...</td>\n",
       "      <td>Just me - I am a freelancer, sole proprietor, ...</td>\n",
       "      <td>Academic researcher;Data or business analyst;D...</td>\n",
       "      <td>8</td>\n",
       "      <td>15</td>\n",
       "      <td>5</td>\n",
       "      <td>Neither satisfied nor dissatisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Interview with people in peer roles</td>\n",
       "      <td>No</td>\n",
       "      <td>Office environment or company culture;Remote w...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>NaN</td>\n",
       "      <td>40.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Being tasked with non-development work;Distrac...</td>\n",
       "      <td>All or almost all the time (I'm full-time remote)</td>\n",
       "      <td>Office</td>\n",
       "      <td>Far above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>10.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>HTML/CSS;JavaScript;PHP;TypeScript</td>\n",
       "      <td>JavaScript;PHP;TypeScript</td>\n",
       "      <td>MySQL</td>\n",
       "      <td>Firebase;MySQL</td>\n",
       "      <td>WordPress</td>\n",
       "      <td>WordPress</td>\n",
       "      <td>jQuery;Laravel</td>\n",
       "      <td>jQuery;Laravel;React.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Visual Studio Code</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Development;Testing</td>\n",
       "      <td>Accepting Bitcoin or other coins and tokens as...</td>\n",
       "      <td>Useful for decentralized currency (i.e., Bitcoin)</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Facebook</td>\n",
       "      <td>Online</td>\n",
       "      <td>Screen Name</td>\n",
       "      <td>2008</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Meet other ...</td>\n",
       "      <td>More than 10 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Somewhat more welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers;Tech...</td>\n",
       "      <td>30.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>Middle Eastern</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>171</th>\n",
       "      <td>I am a student who is learning to code</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Not employed, but looking for work</td>\n",
       "      <td>Bangladesh</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Secondary school (e.g. American high school, G...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Participated in online coding competitions (e....</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Academic researcher;Educator;Student</td>\n",
       "      <td>4</td>\n",
       "      <td>19</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I am actively looking for a job</td>\n",
       "      <td>I've never had a job</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Specific department or team I'd be working on;...</td>\n",
       "      <td>I heard about a job opportunity (from a recrui...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Assembly;C;C++;C#;HTML/CSS;Java;Objective-C;PH...</td>\n",
       "      <td>Bash/Shell/PowerShell;Clojure;JavaScript</td>\n",
       "      <td>MySQL;Oracle</td>\n",
       "      <td>SQLite</td>\n",
       "      <td>Android;iOS</td>\n",
       "      <td>NaN</td>\n",
       "      <td>ASP.NET</td>\n",
       "      <td>jQuery;Laravel;React.js;Vue.js</td>\n",
       "      <td>TensorFlow</td>\n",
       "      <td>.NET;Node.js;Unity 3D</td>\n",
       "      <td>NetBeans;Notepad++</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>What?</td>\n",
       "      <td>Facebook</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Login</td>\n",
       "      <td>2018</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>More than 10 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>0-10 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, not at all</td>\n",
       "      <td>Not applicable - I did not use Stack Overflow ...</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>300</th>\n",
       "      <td>I am a student who is learning to code</td>\n",
       "      <td>No</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Not employed, but looking for work</td>\n",
       "      <td>Bangladesh</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Secondary school (e.g. American high school, G...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Designer;Developer, back-end;Developer, front-...</td>\n",
       "      <td>2</td>\n",
       "      <td>18</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I am actively looking for a job</td>\n",
       "      <td>I've never had a job</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Specific department or team I'd be working on;...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>HTML/CSS;Java;JavaScript;SQL</td>\n",
       "      <td>Dart;HTML/CSS;Java;JavaScript;Kotlin;Python;SQL</td>\n",
       "      <td>Microsoft SQL Server;MySQL;SQLite</td>\n",
       "      <td>MySQL;Oracle;PostgreSQL;SQLite</td>\n",
       "      <td>Android;Linux;Windows</td>\n",
       "      <td>Android;AWS;Google Cloud Platform;Heroku;Linux...</td>\n",
       "      <td>jQuery;Spring</td>\n",
       "      <td>Django;jQuery;Spring</td>\n",
       "      <td>Flutter;Node.js</td>\n",
       "      <td>Flutter;Node.js;TensorFlow</td>\n",
       "      <td>Android Studio;IntelliJ;NetBeans;PyCharm;Visua...</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Development</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>What?</td>\n",
       "      <td>Facebook</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2017</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I have never participated in Q&amp;A on Stack Over...</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, definitely</td>\n",
       "      <td>A lot more welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Man</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>South Asian</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>324</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Never</td>\n",
       "      <td>OSS is, on average, of LOWER quality than prop...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Bangladesh</td>\n",
       "      <td>No</td>\n",
       "      <td>Master’s degree (MA, MS, M.Eng., MBA, etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>20 to 99 employees</td>\n",
       "      <td>Developer, back-end;Developer, embedded applic...</td>\n",
       "      <td>15</td>\n",
       "      <td>17</td>\n",
       "      <td>11</td>\n",
       "      <td>Neither satisfied nor dissatisfied</td>\n",
       "      <td>Neither satisfied nor dissatisfied</td>\n",
       "      <td>Somewhat confident</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>3-4 years ago</td>\n",
       "      <td>Write code by hand (e.g., on a whiteboard);Sol...</td>\n",
       "      <td>No</td>\n",
       "      <td>Office environment or company culture;Opportun...</td>\n",
       "      <td>I heard about a job opportunity (from a recrui...</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>2500.0</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>30000.0</td>\n",
       "      <td>45.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>Lack of support from management;Not enough peo...</td>\n",
       "      <td>About half the time</td>\n",
       "      <td>Office</td>\n",
       "      <td>A little above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>5.0</td>\n",
       "      <td>No, but I think we should</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>C#;HTML/CSS;JavaScript;SQL;TypeScript</td>\n",
       "      <td>C#;HTML/CSS;JavaScript;SQL;TypeScript</td>\n",
       "      <td>Microsoft SQL Server;Oracle</td>\n",
       "      <td>Microsoft SQL Server;Oracle</td>\n",
       "      <td>Android;Windows</td>\n",
       "      <td>Android;Windows</td>\n",
       "      <td>Angular/Angular.js;ASP.NET</td>\n",
       "      <td>Angular/Angular.js;ASP.NET;Express;jQuery;Vue.js</td>\n",
       "      <td>Cordova;.NET;Node.js</td>\n",
       "      <td>Cordova;.NET;.NET Core;Node.js</td>\n",
       "      <td>Sublime Text;Visual Studio;Visual Studio Code</td>\n",
       "      <td>Windows</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Facebook</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>UserID</td>\n",
       "      <td>2010</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>0-10 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Cour...</td>\n",
       "      <td>34.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>South Asian</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>690</th>\n",
       "      <td>I used to be a developer by profession, but no...</td>\n",
       "      <td>No</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Retired</td>\n",
       "      <td>Bangladesh</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I never declared a major</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Assembly</td>\n",
       "      <td>Assembly</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Android;Other(s):</td>\n",
       "      <td>Android;Other(s):</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>...</th>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>40072</th>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>OSS is, on average, of LOWER quality than prop...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bangladesh</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Scala</td>\n",
       "      <td>Scala</td>\n",
       "      <td>Couchbase</td>\n",
       "      <td>DynamoDB</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Komodo</td>\n",
       "      <td>MacOS</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>62740</th>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bangladesh</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Less than 1 year</td>\n",
       "      <td>Younger than 5 years</td>\n",
       "      <td>Less than 1 year</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Assembly;Other(s):</td>\n",
       "      <td>NaN</td>\n",
       "      <td>SQLite</td>\n",
       "      <td>Cassandra</td>\n",
       "      <td>Android</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Laravel</td>\n",
       "      <td>.NET</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Light Table</td>\n",
       "      <td>MacOS</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Facebook</td>\n",
       "      <td>Online</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I don't remember</td>\n",
       "      <td>I have never visited Stack Overflow (before to...</td>\n",
       "      <td>Learn how to do things I didn’t necessarily lo...</td>\n",
       "      <td>Less than once per week</td>\n",
       "      <td>The other resource was much faster</td>\n",
       "      <td>60+ minutes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>NaN</td>\n",
       "      <td>29.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bisexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Too short</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>64910</th>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Less than once a month but more than once per ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bangladesh</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Associate degree</td>\n",
       "      <td>A humanities discipline (ex. literature, histo...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>6</td>\n",
       "      <td>34</td>\n",
       "      <td>Less than 1 year</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Assembly</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Android</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Ansible</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Visual Studio</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Outside of work, for personal projects</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>What?</td>\n",
       "      <td>Facebook</td>\n",
       "      <td>Online</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I have never visited Stack Overflow (before to...</td>\n",
       "      <td>Get a sense of belonging to the developer comm...</td>\n",
       "      <td>Less than once per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>60+ minutes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, I didn't know that Stack Overflow had a jo...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>78004</th>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>OSS is, on average, of LOWER quality than prop...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bangladesh</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Android</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful across many domains and could change ma...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Contribute to a library of information</td>\n",
       "      <td>More than 10 times per week</td>\n",
       "      <td>The other resource was much faster</td>\n",
       "      <td>0-10 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>81624</th>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once a month but more than once per ...</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Retired</td>\n",
       "      <td>Bangladesh</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Professional degree (JD, MD, etc.)</td>\n",
       "      <td>Information systems, information technology, o...</td>\n",
       "      <td>Participated in online coding competitions (e....</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1</td>\n",
       "      <td>11</td>\n",
       "      <td>6</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Assembly</td>\n",
       "      <td>Microsoft SQL Server;MySQL;Redis;SQLite</td>\n",
       "      <td>Firebase;Microsoft SQL Server;MySQL;SQLite</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Android</td>\n",
       "      <td>Angular/Angular.js;ASP.NET</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Chef;.NET;.NET Core;React Native;Unreal Engine...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Android Studio;Atom;IPython / Jupyter;NetBeans...</td>\n",
       "      <td>BSD</td>\n",
       "      <td>Development</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful for decentralized currency (i.e., Bitcoin)</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Also Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Facebook</td>\n",
       "      <td>Online</td>\n",
       "      <td>Login</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Learn how to do things I didn’t necessarily lo...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>0-10 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>No, I didn't know that Stack Overflow had a jo...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes, definitely</td>\n",
       "      <td>A lot more welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Non-binary, genderqueer, or gender non-conforming</td>\n",
       "      <td>Yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>605 rows × 84 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "                                                   MainBranch Hobbyist  \\\n",
       "Respondent                                                               \n",
       "42                             I am a developer by profession      Yes   \n",
       "171                    I am a student who is learning to code      Yes   \n",
       "300                    I am a student who is learning to code       No   \n",
       "324                            I am a developer by profession      Yes   \n",
       "690         I used to be a developer by profession, but no...       No   \n",
       "...                                                       ...      ...   \n",
       "40072                                                     NaN      Yes   \n",
       "62740                                                     NaN       No   \n",
       "64910                                                     NaN       No   \n",
       "78004                                                     NaN      Yes   \n",
       "81624                                                     NaN      Yes   \n",
       "\n",
       "                                                  OpenSourcer  \\\n",
       "Respondent                                                      \n",
       "42          Less than once a month but more than once per ...   \n",
       "171                                   Less than once per year   \n",
       "300                                Once a month or more often   \n",
       "324                                                     Never   \n",
       "690                                Once a month or more often   \n",
       "...                                                       ...   \n",
       "40072                                 Less than once per year   \n",
       "62740                                 Less than once per year   \n",
       "64910       Less than once a month but more than once per ...   \n",
       "78004                              Once a month or more often   \n",
       "81624       Less than once a month but more than once per ...   \n",
       "\n",
       "                                                   OpenSource  \\\n",
       "Respondent                                                      \n",
       "42          OSS is, on average, of HIGHER quality than pro...   \n",
       "171         OSS is, on average, of HIGHER quality than pro...   \n",
       "300         The quality of OSS and closed source software ...   \n",
       "324         OSS is, on average, of LOWER quality than prop...   \n",
       "690         OSS is, on average, of HIGHER quality than pro...   \n",
       "...                                                       ...   \n",
       "40072       OSS is, on average, of LOWER quality than prop...   \n",
       "62740                                                     NaN   \n",
       "64910                                                     NaN   \n",
       "78004       OSS is, on average, of LOWER quality than prop...   \n",
       "81624       OSS is, on average, of HIGHER quality than pro...   \n",
       "\n",
       "                                    Employment     Country         Student  \\\n",
       "Respondent                                                                   \n",
       "42                          Employed full-time  Bangladesh              No   \n",
       "171         Not employed, but looking for work  Bangladesh  Yes, full-time   \n",
       "300         Not employed, but looking for work  Bangladesh  Yes, full-time   \n",
       "324                         Employed full-time  Bangladesh              No   \n",
       "690                                    Retired  Bangladesh             NaN   \n",
       "...                                        ...         ...             ...   \n",
       "40072                                      NaN  Bangladesh             NaN   \n",
       "62740                                      NaN  Bangladesh              No   \n",
       "64910                                      NaN  Bangladesh             NaN   \n",
       "78004                                      NaN  Bangladesh             NaN   \n",
       "81624                                  Retired  Bangladesh  Yes, full-time   \n",
       "\n",
       "                                                      EdLevel  \\\n",
       "Respondent                                                      \n",
       "42          Secondary school (e.g. American high school, G...   \n",
       "171         Secondary school (e.g. American high school, G...   \n",
       "300         Secondary school (e.g. American high school, G...   \n",
       "324               Master’s degree (MA, MS, M.Eng., MBA, etc.)   \n",
       "690                                                       NaN   \n",
       "...                                                       ...   \n",
       "40072                                                     NaN   \n",
       "62740                                                     NaN   \n",
       "64910                                        Associate degree   \n",
       "78004                                                     NaN   \n",
       "81624                      Professional degree (JD, MD, etc.)   \n",
       "\n",
       "                                               UndergradMajor  \\\n",
       "Respondent                                                      \n",
       "42                                                        NaN   \n",
       "171                                                       NaN   \n",
       "300                                                       NaN   \n",
       "324         Computer science, computer engineering, or sof...   \n",
       "690                                  I never declared a major   \n",
       "...                                                       ...   \n",
       "40072                                                     NaN   \n",
       "62740                                                     NaN   \n",
       "64910       A humanities discipline (ex. literature, histo...   \n",
       "78004                                                     NaN   \n",
       "81624       Information systems, information technology, o...   \n",
       "\n",
       "                                                     EduOther  \\\n",
       "Respondent                                                      \n",
       "42          Taken a part-time in-person course in programm...   \n",
       "171         Participated in online coding competitions (e....   \n",
       "300         Taken an online course in programming or softw...   \n",
       "324                                                       NaN   \n",
       "690                                                       NaN   \n",
       "...                                                       ...   \n",
       "40072                                                     NaN   \n",
       "62740                                                     NaN   \n",
       "64910                                                     NaN   \n",
       "78004                                                     NaN   \n",
       "81624       Participated in online coding competitions (e....   \n",
       "\n",
       "                                                      OrgSize  \\\n",
       "Respondent                                                      \n",
       "42          Just me - I am a freelancer, sole proprietor, ...   \n",
       "171                                                       NaN   \n",
       "300                                                       NaN   \n",
       "324                                        20 to 99 employees   \n",
       "690                                                       NaN   \n",
       "...                                                       ...   \n",
       "40072                                                     NaN   \n",
       "62740                                                     NaN   \n",
       "64910                                                     NaN   \n",
       "78004                                                     NaN   \n",
       "81624                                                     NaN   \n",
       "\n",
       "                                                      DevType  \\\n",
       "Respondent                                                      \n",
       "42          Academic researcher;Data or business analyst;D...   \n",
       "171                      Academic researcher;Educator;Student   \n",
       "300         Designer;Developer, back-end;Developer, front-...   \n",
       "324         Developer, back-end;Developer, embedded applic...   \n",
       "690                                                       NaN   \n",
       "...                                                       ...   \n",
       "40072                                                     NaN   \n",
       "62740                                                     NaN   \n",
       "64910                                                     NaN   \n",
       "78004                                                     NaN   \n",
       "81624                                                     NaN   \n",
       "\n",
       "                   YearsCode            Age1stCode      YearsCodePro  \\\n",
       "Respondent                                                             \n",
       "42                         8                    15                 5   \n",
       "171                        4                    19               NaN   \n",
       "300                        2                    18               NaN   \n",
       "324                       15                    17                11   \n",
       "690                      NaN                   NaN               NaN   \n",
       "...                      ...                   ...               ...   \n",
       "40072                    NaN                   NaN               NaN   \n",
       "62740       Less than 1 year  Younger than 5 years  Less than 1 year   \n",
       "64910                      6                    34  Less than 1 year   \n",
       "78004                    NaN                   NaN               NaN   \n",
       "81624                      1                    11                 6   \n",
       "\n",
       "                                     CareerSat  \\\n",
       "Respondent                                       \n",
       "42          Neither satisfied nor dissatisfied   \n",
       "171                                        NaN   \n",
       "300                                        NaN   \n",
       "324         Neither satisfied nor dissatisfied   \n",
       "690                                        NaN   \n",
       "...                                        ...   \n",
       "40072                                      NaN   \n",
       "62740                                      NaN   \n",
       "64910                                      NaN   \n",
       "78004                                      NaN   \n",
       "81624                                      NaN   \n",
       "\n",
       "                                        JobSat            MgrIdiot MgrMoney  \\\n",
       "Respondent                                                                    \n",
       "42                          Slightly satisfied      Very confident      Yes   \n",
       "171                                        NaN                 NaN      NaN   \n",
       "300                                        NaN                 NaN      NaN   \n",
       "324         Neither satisfied nor dissatisfied  Somewhat confident      Yes   \n",
       "690                                        NaN                 NaN      NaN   \n",
       "...                                        ...                 ...      ...   \n",
       "40072                                      NaN                 NaN      NaN   \n",
       "62740                                      NaN                 NaN      NaN   \n",
       "64910                                      NaN                 NaN      NaN   \n",
       "78004                                      NaN                 NaN      NaN   \n",
       "81624                                      NaN                 NaN      NaN   \n",
       "\n",
       "           MgrWant                                            JobSeek  \\\n",
       "Respondent                                                              \n",
       "42             Yes  I’m not actively looking, but I am open to new...   \n",
       "171            NaN                    I am actively looking for a job   \n",
       "300            NaN                    I am actively looking for a job   \n",
       "324            Yes  I’m not actively looking, but I am open to new...   \n",
       "690            NaN                                                NaN   \n",
       "...            ...                                                ...   \n",
       "40072          NaN                                                NaN   \n",
       "62740          NaN                                                NaN   \n",
       "64910          NaN                                                NaN   \n",
       "78004          NaN                                                NaN   \n",
       "81624          NaN                                                NaN   \n",
       "\n",
       "                    LastHireDate  \\\n",
       "Respondent                         \n",
       "42          Less than a year ago   \n",
       "171         I've never had a job   \n",
       "300         I've never had a job   \n",
       "324                3-4 years ago   \n",
       "690                          NaN   \n",
       "...                          ...   \n",
       "40072                        NaN   \n",
       "62740                        NaN   \n",
       "64910                        NaN   \n",
       "78004                        NaN   \n",
       "81624                        NaN   \n",
       "\n",
       "                                                      LastInt FizzBuzz  \\\n",
       "Respondent                                                               \n",
       "42                        Interview with people in peer roles       No   \n",
       "171                                                       NaN      NaN   \n",
       "300                                                       NaN      NaN   \n",
       "324         Write code by hand (e.g., on a whiteboard);Sol...       No   \n",
       "690                                                       NaN      NaN   \n",
       "...                                                       ...      ...   \n",
       "40072                                                     NaN      NaN   \n",
       "62740                                                     NaN      NaN   \n",
       "64910                                                     NaN      NaN   \n",
       "78004                                                     NaN      NaN   \n",
       "81624                                                     NaN      NaN   \n",
       "\n",
       "                                                   JobFactors  \\\n",
       "Respondent                                                      \n",
       "42          Office environment or company culture;Remote w...   \n",
       "171         Specific department or team I'd be working on;...   \n",
       "300         Specific department or team I'd be working on;...   \n",
       "324         Office environment or company culture;Opportun...   \n",
       "690                                                       NaN   \n",
       "...                                                       ...   \n",
       "40072                                                     NaN   \n",
       "62740                                                     NaN   \n",
       "64910                                                     NaN   \n",
       "78004                                                     NaN   \n",
       "81624                                                     NaN   \n",
       "\n",
       "                                                 ResumeUpdate CurrencySymbol  \\\n",
       "Respondent                                                                     \n",
       "42                           I was preparing for a job search            USD   \n",
       "171         I heard about a job opportunity (from a recrui...            NaN   \n",
       "300                          I was preparing for a job search            NaN   \n",
       "324         I heard about a job opportunity (from a recrui...            USD   \n",
       "690                                                       NaN            NaN   \n",
       "...                                                       ...            ...   \n",
       "40072                                                     NaN            NaN   \n",
       "62740                                                     NaN            NaN   \n",
       "64910                                                     NaN            NaN   \n",
       "78004                                                     NaN            NaN   \n",
       "81624                                                     NaN            NaN   \n",
       "\n",
       "                    CurrencyDesc  CompTotal CompFreq  ConvertedComp  \\\n",
       "Respondent                                                            \n",
       "42          United States dollar        NaN  Monthly            NaN   \n",
       "171                          NaN        NaN      NaN            NaN   \n",
       "300                          NaN        NaN      NaN            NaN   \n",
       "324         United States dollar     2500.0  Monthly        30000.0   \n",
       "690                          NaN        NaN      NaN            NaN   \n",
       "...                          ...        ...      ...            ...   \n",
       "40072                        NaN        NaN      NaN            NaN   \n",
       "62740                        NaN        NaN      NaN            NaN   \n",
       "64910                        NaN        NaN      NaN            NaN   \n",
       "78004                        NaN        NaN      NaN            NaN   \n",
       "81624                        NaN        NaN      NaN            NaN   \n",
       "\n",
       "            WorkWeekHrs                                           WorkPlan  \\\n",
       "Respondent                                                                   \n",
       "42                 40.0  There is a schedule and/or spec (made by me or...   \n",
       "171                 NaN                                                NaN   \n",
       "300                 NaN                                                NaN   \n",
       "324                45.0  There's no schedule or spec; I work on what se...   \n",
       "690                 NaN                                                NaN   \n",
       "...                 ...                                                ...   \n",
       "40072               NaN                                                NaN   \n",
       "62740               NaN                                                NaN   \n",
       "64910               NaN                                                NaN   \n",
       "78004               NaN                                                NaN   \n",
       "81624               NaN                                                NaN   \n",
       "\n",
       "                                                WorkChallenge  \\\n",
       "Respondent                                                      \n",
       "42          Being tasked with non-development work;Distrac...   \n",
       "171                                                       NaN   \n",
       "300                                                       NaN   \n",
       "324         Lack of support from management;Not enough peo...   \n",
       "690                                                       NaN   \n",
       "...                                                       ...   \n",
       "40072                                                     NaN   \n",
       "62740                                                     NaN   \n",
       "64910                                                     NaN   \n",
       "78004                                                     NaN   \n",
       "81624                                                     NaN   \n",
       "\n",
       "                                                   WorkRemote WorkLoc  \\\n",
       "Respondent                                                              \n",
       "42          All or almost all the time (I'm full-time remote)  Office   \n",
       "171                                                       NaN     NaN   \n",
       "300                                                       NaN     NaN   \n",
       "324                                       About half the time  Office   \n",
       "690                                                       NaN     NaN   \n",
       "...                                                       ...     ...   \n",
       "40072                                                     NaN     NaN   \n",
       "62740                                                     NaN     NaN   \n",
       "64910                                                     NaN     NaN   \n",
       "78004                                                     NaN     NaN   \n",
       "81624                                                     NaN     NaN   \n",
       "\n",
       "                            ImpSyn                                  CodeRev  \\\n",
       "Respondent                                                                    \n",
       "42               Far above average  Yes, because I see value in code review   \n",
       "171                            NaN                                      NaN   \n",
       "300                            NaN                                      NaN   \n",
       "324         A little above average  Yes, because I see value in code review   \n",
       "690                            NaN                                      NaN   \n",
       "...                            ...                                      ...   \n",
       "40072                          NaN                                      NaN   \n",
       "62740                          NaN                                      NaN   \n",
       "64910                          NaN                                      NaN   \n",
       "78004                          NaN                                      NaN   \n",
       "81624                          NaN                                      NaN   \n",
       "\n",
       "            CodeRevHrs                  UnitTests PurchaseHow  \\\n",
       "Respondent                                                      \n",
       "42                10.0                        NaN         NaN   \n",
       "171                NaN                        NaN         NaN   \n",
       "300                NaN                        NaN         NaN   \n",
       "324                5.0  No, but I think we should    Not sure   \n",
       "690                NaN                        NaN         NaN   \n",
       "...                ...                        ...         ...   \n",
       "40072              NaN                        NaN         NaN   \n",
       "62740              NaN                        NaN         NaN   \n",
       "64910              NaN                        NaN         NaN   \n",
       "78004              NaN                        NaN         NaN   \n",
       "81624              NaN                        NaN         NaN   \n",
       "\n",
       "                             PurchaseWhat  \\\n",
       "Respondent                                  \n",
       "42                                    NaN   \n",
       "171                                   NaN   \n",
       "300                                   NaN   \n",
       "324         I have little or no influence   \n",
       "690                                   NaN   \n",
       "...                                   ...   \n",
       "40072                                 NaN   \n",
       "62740                                 NaN   \n",
       "64910                                 NaN   \n",
       "78004                                 NaN   \n",
       "81624                                 NaN   \n",
       "\n",
       "                                           LanguageWorkedWith  \\\n",
       "Respondent                                                      \n",
       "42                         HTML/CSS;JavaScript;PHP;TypeScript   \n",
       "171         Assembly;C;C++;C#;HTML/CSS;Java;Objective-C;PH...   \n",
       "300                              HTML/CSS;Java;JavaScript;SQL   \n",
       "324                     C#;HTML/CSS;JavaScript;SQL;TypeScript   \n",
       "690                                                  Assembly   \n",
       "...                                                       ...   \n",
       "40072                                                   Scala   \n",
       "62740                                      Assembly;Other(s):   \n",
       "64910                                                     NaN   \n",
       "78004                                                     NaN   \n",
       "81624                                                     NaN   \n",
       "\n",
       "                                     LanguageDesireNextYear  \\\n",
       "Respondent                                                    \n",
       "42                                JavaScript;PHP;TypeScript   \n",
       "171                Bash/Shell/PowerShell;Clojure;JavaScript   \n",
       "300         Dart;HTML/CSS;Java;JavaScript;Kotlin;Python;SQL   \n",
       "324                   C#;HTML/CSS;JavaScript;SQL;TypeScript   \n",
       "690                                                Assembly   \n",
       "...                                                     ...   \n",
       "40072                                                 Scala   \n",
       "62740                                                   NaN   \n",
       "64910                                              Assembly   \n",
       "78004                                                   NaN   \n",
       "81624                                              Assembly   \n",
       "\n",
       "                                 DatabaseWorkedWith  \\\n",
       "Respondent                                            \n",
       "42                                            MySQL   \n",
       "171                                    MySQL;Oracle   \n",
       "300               Microsoft SQL Server;MySQL;SQLite   \n",
       "324                     Microsoft SQL Server;Oracle   \n",
       "690                                             NaN   \n",
       "...                                             ...   \n",
       "40072                                     Couchbase   \n",
       "62740                                        SQLite   \n",
       "64910                                     Other(s):   \n",
       "78004                                           NaN   \n",
       "81624       Microsoft SQL Server;MySQL;Redis;SQLite   \n",
       "\n",
       "                                DatabaseDesireNextYear     PlatformWorkedWith  \\\n",
       "Respondent                                                                      \n",
       "42                                      Firebase;MySQL              WordPress   \n",
       "171                                             SQLite            Android;iOS   \n",
       "300                     MySQL;Oracle;PostgreSQL;SQLite  Android;Linux;Windows   \n",
       "324                        Microsoft SQL Server;Oracle        Android;Windows   \n",
       "690                                                NaN      Android;Other(s):   \n",
       "...                                                ...                    ...   \n",
       "40072                                         DynamoDB                    NaN   \n",
       "62740                                        Cassandra                Android   \n",
       "64910                                              NaN                    NaN   \n",
       "78004                                              NaN                Android   \n",
       "81624       Firebase;Microsoft SQL Server;MySQL;SQLite                    NaN   \n",
       "\n",
       "                                       PlatformDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "42                                                  WordPress   \n",
       "171                                                       NaN   \n",
       "300         Android;AWS;Google Cloud Platform;Heroku;Linux...   \n",
       "324                                           Android;Windows   \n",
       "690                                         Android;Other(s):   \n",
       "...                                                       ...   \n",
       "40072                                                     NaN   \n",
       "62740                                                     NaN   \n",
       "64910                                                 Android   \n",
       "78004                                                     NaN   \n",
       "81624                                                 Android   \n",
       "\n",
       "                    WebFrameWorkedWith  \\\n",
       "Respondent                               \n",
       "42                      jQuery;Laravel   \n",
       "171                            ASP.NET   \n",
       "300                      jQuery;Spring   \n",
       "324         Angular/Angular.js;ASP.NET   \n",
       "690                                NaN   \n",
       "...                                ...   \n",
       "40072                              NaN   \n",
       "62740                              NaN   \n",
       "64910                              NaN   \n",
       "78004                              NaN   \n",
       "81624       Angular/Angular.js;ASP.NET   \n",
       "\n",
       "                                      WebFrameDesireNextYear  \\\n",
       "Respondent                                                     \n",
       "42                                   jQuery;Laravel;React.js   \n",
       "171                           jQuery;Laravel;React.js;Vue.js   \n",
       "300                                     Django;jQuery;Spring   \n",
       "324         Angular/Angular.js;ASP.NET;Express;jQuery;Vue.js   \n",
       "690                                                      NaN   \n",
       "...                                                      ...   \n",
       "40072                                                    NaN   \n",
       "62740                                                Laravel   \n",
       "64910                                                    NaN   \n",
       "78004                                                    NaN   \n",
       "81624                                                    NaN   \n",
       "\n",
       "                                           MiscTechWorkedWith  \\\n",
       "Respondent                                                      \n",
       "42                                                    Node.js   \n",
       "171                                                TensorFlow   \n",
       "300                                           Flutter;Node.js   \n",
       "324                                      Cordova;.NET;Node.js   \n",
       "690                                                       NaN   \n",
       "...                                                       ...   \n",
       "40072                                                     NaN   \n",
       "62740                                                    .NET   \n",
       "64910                                                 Ansible   \n",
       "78004                                                     NaN   \n",
       "81624       Chef;.NET;.NET Core;React Native;Unreal Engine...   \n",
       "\n",
       "                    MiscTechDesireNextYear  \\\n",
       "Respondent                                   \n",
       "42                                 Node.js   \n",
       "171                  .NET;Node.js;Unity 3D   \n",
       "300             Flutter;Node.js;TensorFlow   \n",
       "324         Cordova;.NET;.NET Core;Node.js   \n",
       "690                                    NaN   \n",
       "...                                    ...   \n",
       "40072                                  NaN   \n",
       "62740                                  NaN   \n",
       "64910                                  NaN   \n",
       "78004                                  NaN   \n",
       "81624                                  NaN   \n",
       "\n",
       "                                                   DevEnviron        OpSys  \\\n",
       "Respondent                                                                   \n",
       "42                                         Visual Studio Code      Windows   \n",
       "171                                        NetBeans;Notepad++      Windows   \n",
       "300         Android Studio;IntelliJ;NetBeans;PyCharm;Visua...      Windows   \n",
       "324             Sublime Text;Visual Studio;Visual Studio Code      Windows   \n",
       "690                                                       NaN          NaN   \n",
       "...                                                       ...          ...   \n",
       "40072                                                  Komodo        MacOS   \n",
       "62740                                             Light Table        MacOS   \n",
       "64910                                           Visual Studio  Linux-based   \n",
       "78004                                                     NaN          NaN   \n",
       "81624       Android Studio;Atom;IPython / Jupyter;NetBeans...          BSD   \n",
       "\n",
       "                                        Containers  \\\n",
       "Respondent                                           \n",
       "42                             Development;Testing   \n",
       "171                        I do not use containers   \n",
       "300                                    Development   \n",
       "324                                            NaN   \n",
       "690                                            NaN   \n",
       "...                                            ...   \n",
       "40072                                          NaN   \n",
       "62740                      I do not use containers   \n",
       "64910       Outside of work, for personal projects   \n",
       "78004                                          NaN   \n",
       "81624                                  Development   \n",
       "\n",
       "                                                BlockchainOrg  \\\n",
       "Respondent                                                      \n",
       "42          Accepting Bitcoin or other coins and tokens as...   \n",
       "171                                                       NaN   \n",
       "300                                                       NaN   \n",
       "324                                                Not at all   \n",
       "690                                                       NaN   \n",
       "...                                                       ...   \n",
       "40072                                                     NaN   \n",
       "62740                                                     NaN   \n",
       "64910                                                     NaN   \n",
       "78004                                                     NaN   \n",
       "81624                                                     NaN   \n",
       "\n",
       "                                                 BlockchainIs BetterLife  \\\n",
       "Respondent                                                                 \n",
       "42          Useful for decentralized currency (i.e., Bitcoin)         No   \n",
       "171                                                       NaN        Yes   \n",
       "300                                                       NaN        Yes   \n",
       "324                                                       NaN         No   \n",
       "690                                                       NaN        NaN   \n",
       "...                                                       ...        ...   \n",
       "40072                                                     NaN        NaN   \n",
       "62740                                                     NaN        Yes   \n",
       "64910                                                     NaN        Yes   \n",
       "78004       Useful across many domains and could change ma...        Yes   \n",
       "81624       Useful for decentralized currency (i.e., Bitcoin)        Yes   \n",
       "\n",
       "            ITperson  OffOn SocialMedia              Extraversion  \\\n",
       "Respondent                                                          \n",
       "42               Yes    Yes    Facebook                    Online   \n",
       "171              Yes  What?    Facebook  In real life (in person)   \n",
       "300              Yes  What?    Facebook  In real life (in person)   \n",
       "324              Yes    Yes    Facebook  In real life (in person)   \n",
       "690              NaN    NaN         NaN                       NaN   \n",
       "...              ...    ...         ...                       ...   \n",
       "40072            NaN    NaN         NaN                       NaN   \n",
       "62740            Yes    Yes    Facebook                    Online   \n",
       "64910            Yes  What?    Facebook                    Online   \n",
       "78004            NaN    NaN         NaN                       NaN   \n",
       "81624       Also Yes    Yes    Facebook                    Online   \n",
       "\n",
       "             ScreenName        SOVisit1st  \\\n",
       "Respondent                                  \n",
       "42          Screen Name              2008   \n",
       "171               Login              2018   \n",
       "300            Username              2017   \n",
       "324              UserID              2010   \n",
       "690                 NaN               NaN   \n",
       "...                 ...               ...   \n",
       "40072               NaN               NaN   \n",
       "62740               NaN  I don't remember   \n",
       "64910               NaN               NaN   \n",
       "78004               NaN               NaN   \n",
       "81624             Login               NaN   \n",
       "\n",
       "                                                  SOVisitFreq  \\\n",
       "Respondent                                                      \n",
       "42                                      Daily or almost daily   \n",
       "171                                      A few times per week   \n",
       "300                                    Multiple times per day   \n",
       "324                                    Multiple times per day   \n",
       "690                                                       NaN   \n",
       "...                                                       ...   \n",
       "40072                                                     NaN   \n",
       "62740       I have never visited Stack Overflow (before to...   \n",
       "64910       I have never visited Stack Overflow (before to...   \n",
       "78004                                                     NaN   \n",
       "81624                                   Daily or almost daily   \n",
       "\n",
       "                                                    SOVisitTo  \\\n",
       "Respondent                                                      \n",
       "42          Find answers to specific questions;Meet other ...   \n",
       "171                        Find answers to specific questions   \n",
       "300         Find answers to specific questions;Learn how t...   \n",
       "324         Find answers to specific questions;Learn how t...   \n",
       "690                                                       NaN   \n",
       "...                                                       ...   \n",
       "40072                                                     NaN   \n",
       "62740       Learn how to do things I didn’t necessarily lo...   \n",
       "64910       Get a sense of belonging to the developer comm...   \n",
       "78004                  Contribute to a library of information   \n",
       "81624       Learn how to do things I didn’t necessarily lo...   \n",
       "\n",
       "                           SOFindAnswer                         SOTimeSaved  \\\n",
       "Respondent                                                                    \n",
       "42          More than 10 times per week      Stack Overflow was much faster   \n",
       "171         More than 10 times per week      Stack Overflow was much faster   \n",
       "300                  3-5 times per week      Stack Overflow was much faster   \n",
       "324                  3-5 times per week      Stack Overflow was much faster   \n",
       "690                                 NaN                                 NaN   \n",
       "...                                 ...                                 ...   \n",
       "40072                               NaN                                 NaN   \n",
       "62740           Less than once per week  The other resource was much faster   \n",
       "64910           Less than once per week  Stack Overflow was slightly faster   \n",
       "78004       More than 10 times per week  The other resource was much faster   \n",
       "81624                3-5 times per week      Stack Overflow was much faster   \n",
       "\n",
       "            SOHowMuchTime SOAccount  \\\n",
       "Respondent                            \n",
       "42          11-30 minutes       Yes   \n",
       "171          0-10 minutes       Yes   \n",
       "300         11-30 minutes       Yes   \n",
       "324          0-10 minutes       Yes   \n",
       "690                   NaN       NaN   \n",
       "...                   ...       ...   \n",
       "40072                 NaN       NaN   \n",
       "62740         60+ minutes       NaN   \n",
       "64910         60+ minutes       NaN   \n",
       "78004        0-10 minutes       Yes   \n",
       "81624        0-10 minutes       Yes   \n",
       "\n",
       "                                                   SOPartFreq  \\\n",
       "Respondent                                                      \n",
       "42                                      Daily or almost daily   \n",
       "171                                      A few times per week   \n",
       "300         I have never participated in Q&A on Stack Over...   \n",
       "324                           A few times per month or weekly   \n",
       "690                                                       NaN   \n",
       "...                                                       ...   \n",
       "40072                                                     NaN   \n",
       "62740                                                     NaN   \n",
       "64910                                                     NaN   \n",
       "78004                                  Multiple times per day   \n",
       "81624                                    A few times per week   \n",
       "\n",
       "                                                       SOJobs  \\\n",
       "Respondent                                                      \n",
       "42                                                        Yes   \n",
       "171                                                       Yes   \n",
       "300         No, I knew that Stack Overflow had a job board...   \n",
       "324         No, I knew that Stack Overflow had a job board...   \n",
       "690                                                       NaN   \n",
       "...                                                       ...   \n",
       "40072                                                     NaN   \n",
       "62740                                                     Yes   \n",
       "64910       No, I didn't know that Stack Overflow had a jo...   \n",
       "78004                                                     NaN   \n",
       "81624       No, I didn't know that Stack Overflow had a jo...   \n",
       "\n",
       "                                       EntTeams           SOComm  \\\n",
       "Respondent                                                         \n",
       "42          No, and I don't know what those are    Yes, somewhat   \n",
       "171                                         Yes   No, not at all   \n",
       "300         No, and I don't know what those are  Yes, definitely   \n",
       "324         No, and I don't know what those are          Neutral   \n",
       "690                                         NaN              NaN   \n",
       "...                                         ...              ...   \n",
       "40072                                       NaN              NaN   \n",
       "62740                                       Yes    Yes, somewhat   \n",
       "64910       No, and I don't know what those are         Not sure   \n",
       "78004                                       NaN              NaN   \n",
       "81624                                       Yes  Yes, definitely   \n",
       "\n",
       "                                                WelcomeChange  \\\n",
       "Respondent                                                      \n",
       "42                   Somewhat more welcome now than last year   \n",
       "171         Not applicable - I did not use Stack Overflow ...   \n",
       "300                     A lot more welcome now than last year   \n",
       "324                   Just as welcome now as I felt last year   \n",
       "690                                                       NaN   \n",
       "...                                                       ...   \n",
       "40072                                                     NaN   \n",
       "62740                 Just as welcome now as I felt last year   \n",
       "64910                 Just as welcome now as I felt last year   \n",
       "78004                                                     NaN   \n",
       "81624                   A lot more welcome now than last year   \n",
       "\n",
       "                                                 SONewContent   Age  \\\n",
       "Respondent                                                            \n",
       "42          Tech articles written by other developers;Tech...  30.0   \n",
       "171         Tech articles written by other developers;Indu...   NaN   \n",
       "300                 Tech articles written by other developers   NaN   \n",
       "324         Tech articles written by other developers;Cour...  34.0   \n",
       "690                                                       NaN   NaN   \n",
       "...                                                       ...   ...   \n",
       "40072                                                     NaN   NaN   \n",
       "62740                                                     NaN  29.0   \n",
       "64910                                                     NaN   NaN   \n",
       "78004                                                     NaN   NaN   \n",
       "81624               Tech articles written by other developers   NaN   \n",
       "\n",
       "                                                       Gender Trans  \\\n",
       "Respondent                                                            \n",
       "42                                                        Man    No   \n",
       "171                                                       NaN    No   \n",
       "300                                                       Man   NaN   \n",
       "324                                                       Man    No   \n",
       "690                                                       NaN   NaN   \n",
       "...                                                       ...   ...   \n",
       "40072                                                     NaN   NaN   \n",
       "62740                                                     NaN   NaN   \n",
       "64910                                                     NaN    No   \n",
       "78004                                                     NaN   NaN   \n",
       "81624       Non-binary, genderqueer, or gender non-conforming   Yes   \n",
       "\n",
       "                          Sexuality       Ethnicity Dependents  \\\n",
       "Respondent                                                       \n",
       "42          Straight / Heterosexual  Middle Eastern        NaN   \n",
       "171                             NaN             NaN        Yes   \n",
       "300         Straight / Heterosexual     South Asian        Yes   \n",
       "324         Straight / Heterosexual     South Asian        Yes   \n",
       "690                             NaN             NaN        NaN   \n",
       "...                             ...             ...        ...   \n",
       "40072                           NaN             NaN        NaN   \n",
       "62740                      Bisexual             NaN        NaN   \n",
       "64910                           NaN             NaN        NaN   \n",
       "78004                           NaN             NaN        Yes   \n",
       "81624                           NaN             NaN        Yes   \n",
       "\n",
       "                     SurveyLength                  SurveyEase  \n",
       "Respondent                                                     \n",
       "42          Appropriate in length                        Easy  \n",
       "171                      Too long  Neither easy nor difficult  \n",
       "300         Appropriate in length                        Easy  \n",
       "324         Appropriate in length                        Easy  \n",
       "690                           NaN                         NaN  \n",
       "...                           ...                         ...  \n",
       "40072                         NaN                         NaN  \n",
       "62740                   Too short                        Easy  \n",
       "64910       Appropriate in length  Neither easy nor difficult  \n",
       "78004                         NaN                         NaN  \n",
       "81624       Appropriate in length                        Easy  \n",
       "\n",
       "[605 rows x 84 columns]"
      ]
     },
     "execution_count": 17,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.loc[filter1]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 18,
   "id": "78270408",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "WhatsApp                    2990\n",
       "YouTube                     1820\n",
       "LinkedIn                     955\n",
       "Facebook                     841\n",
       "Instagram                    822\n",
       "Twitter                      542\n",
       "Reddit                       473\n",
       "I don't use social media     250\n",
       "Snapchat                      23\n",
       "Hello                          5\n",
       "WeChat 微信                      5\n",
       "VK ВКонта́кте                  4\n",
       "Youku Tudou 优酷                 2\n",
       "Weibo 新浪微博                     1\n",
       "Name: SocialMedia, dtype: int64"
      ]
     },
     "execution_count": 18,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "filter1 = (df['Country'] == 'India')\n",
    "df.loc[filter1]['SocialMedia'].value_counts()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 19,
   "id": "85429012",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Country      SocialMedia             \n",
       "Afghanistan  Facebook                    15\n",
       "             YouTube                      9\n",
       "             I don't use social media     6\n",
       "             WhatsApp                     4\n",
       "             Instagram                    1\n",
       "             LinkedIn                     1\n",
       "             Twitter                      1\n",
       "Albania      WhatsApp                    18\n",
       "             Facebook                    16\n",
       "             Instagram                   13\n",
       "             YouTube                     10\n",
       "             Twitter                      8\n",
       "             LinkedIn                     7\n",
       "             Reddit                       6\n",
       "             I don't use social media     4\n",
       "             Snapchat                     1\n",
       "             WeChat 微信                    1\n",
       "Algeria      YouTube                     42\n",
       "             Facebook                    41\n",
       "             Twitter                     14\n",
       "             LinkedIn                     9\n",
       "             I don't use social media     7\n",
       "             Instagram                    7\n",
       "             Reddit                       2\n",
       "             WhatsApp                     2\n",
       "Andorra      Facebook                     2\n",
       "             I don't use social media     2\n",
       "             Reddit                       1\n",
       "             Snapchat                     1\n",
       "             YouTube                      1\n",
       "Name: SocialMedia, dtype: int64"
      ]
     },
     "execution_count": 19,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "Country_group['SocialMedia'].value_counts().head(30)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 20,
   "id": "ee6d57d8",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "SocialMedia\n",
       "YouTube                     57\n",
       "Facebook                    29\n",
       "Twitter                     19\n",
       "Instagram                   15\n",
       "I don't use social media    14\n",
       "Reddit                      12\n",
       "LinkedIn                     4\n",
       "Weibo 新浪微博                   1\n",
       "Name: SocialMedia, dtype: int64"
      ]
     },
     "execution_count": 20,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "Country_group['SocialMedia'].value_counts().loc['South Korea']"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 21,
   "id": "1fcf8ac7",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "51326.5"
      ]
     },
     "execution_count": 21,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "Country_group['ConvertedComp'].median().loc['Japan']"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 22,
   "id": "efbab223",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>median</th>\n",
       "      <th>mean</th>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Country</th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>Afghanistan</th>\n",
       "      <td>6222.0</td>\n",
       "      <td>101953.333333</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Albania</th>\n",
       "      <td>10818.0</td>\n",
       "      <td>21833.700000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Algeria</th>\n",
       "      <td>7878.0</td>\n",
       "      <td>34924.047619</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Andorra</th>\n",
       "      <td>160931.0</td>\n",
       "      <td>160931.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Angola</th>\n",
       "      <td>7764.0</td>\n",
       "      <td>7764.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>...</th>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Venezuela, Bolivarian Republic of...</th>\n",
       "      <td>6384.0</td>\n",
       "      <td>14581.627907</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Viet Nam</th>\n",
       "      <td>11892.0</td>\n",
       "      <td>17233.436782</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Yemen</th>\n",
       "      <td>11940.0</td>\n",
       "      <td>16909.166667</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Zambia</th>\n",
       "      <td>5040.0</td>\n",
       "      <td>10075.375000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Zimbabwe</th>\n",
       "      <td>19200.0</td>\n",
       "      <td>34046.666667</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>179 rows × 2 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "                                        median           mean\n",
       "Country                                                      \n",
       "Afghanistan                             6222.0  101953.333333\n",
       "Albania                                10818.0   21833.700000\n",
       "Algeria                                 7878.0   34924.047619\n",
       "Andorra                               160931.0  160931.000000\n",
       "Angola                                  7764.0    7764.000000\n",
       "...                                        ...            ...\n",
       "Venezuela, Bolivarian Republic of...    6384.0   14581.627907\n",
       "Viet Nam                               11892.0   17233.436782\n",
       "Yemen                                  11940.0   16909.166667\n",
       "Zambia                                  5040.0   10075.375000\n",
       "Zimbabwe                               19200.0   34046.666667\n",
       "\n",
       "[179 rows x 2 columns]"
      ]
     },
     "execution_count": 22,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "Country_group['ConvertedComp'].agg(['median', 'mean'])"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 23,
   "id": "f741e846",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "median     68705.000000\n",
       "mean      134018.564909\n",
       "Name: Canada, dtype: float64"
      ]
     },
     "execution_count": 23,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "Country_group['ConvertedComp'].agg(['median', 'mean']).loc['Canada']"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 24,
   "id": "d582c57d",
   "metadata": {},
   "outputs": [],
   "source": [
    "filter2 = df['Country'] == 'India'"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 25,
   "id": "bf211040",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "3105"
      ]
     },
     "execution_count": 25,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.loc[filter2]['LanguageWorkedWith'].str.contains('Python').sum()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 26,
   "id": "544ed244",
   "metadata": {},
   "outputs": [
    {
     "ename": "AttributeError",
     "evalue": "'SeriesGroupBy' object has no attribute 'str'",
     "output_type": "error",
     "traceback": [
      "\u001b[1;31m---------------------------------------------------------------------------\u001b[0m",
      "\u001b[1;31mAttributeError\u001b[0m                            Traceback (most recent call last)",
      "\u001b[1;32m~\\AppData\\Local\\Temp\\ipykernel_12076\\3777801797.py\u001b[0m in \u001b[0;36m<module>\u001b[1;34m\u001b[0m\n\u001b[1;32m----> 1\u001b[1;33m \u001b[0mCountry_group\u001b[0m\u001b[1;33m[\u001b[0m\u001b[1;34m'LanguageWorkedWith'\u001b[0m\u001b[1;33m]\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mstr\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mcontains\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;34m'Python'\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0msum\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m",
      "\u001b[1;32m~\\anaconda3\\lib\\site-packages\\pandas\\core\\groupby\\groupby.py\u001b[0m in \u001b[0;36m__getattr__\u001b[1;34m(self, attr)\u001b[0m\n\u001b[0;32m    902\u001b[0m             \u001b[1;32mreturn\u001b[0m \u001b[0mself\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mattr\u001b[0m\u001b[1;33m]\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    903\u001b[0m \u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 904\u001b[1;33m         raise AttributeError(\n\u001b[0m\u001b[0;32m    905\u001b[0m             \u001b[1;34mf\"'{type(self).__name__}' object has no attribute '{attr}'\"\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    906\u001b[0m         )\n",
      "\u001b[1;31mAttributeError\u001b[0m: 'SeriesGroupBy' object has no attribute 'str'"
     ]
    }
   ],
   "source": [
    "Country_group['LanguageWorkedWith'].str.contains('Python').sum()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 27,
   "id": "fab4b785",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Country\n",
       "Afghanistan                              8\n",
       "Albania                                 23\n",
       "Algeria                                 40\n",
       "Andorra                                  0\n",
       "Angola                                   2\n",
       "                                        ..\n",
       "Venezuela, Bolivarian Republic of...    28\n",
       "Viet Nam                                78\n",
       "Yemen                                    3\n",
       "Zambia                                   4\n",
       "Zimbabwe                                14\n",
       "Name: LanguageWorkedWith, Length: 179, dtype: int64"
      ]
     },
     "execution_count": 27,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "Country_group['LanguageWorkedWith'].apply(lambda x: x.str.contains('Python').sum())"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 28,
   "id": "35a65d2c",
   "metadata": {},
   "outputs": [],
   "source": [
    "def summ(par1):\n",
    "    return par1.str.contains('Python').sum()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 29,
   "id": "8abcae17",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Country\n",
       "Afghanistan                              8\n",
       "Albania                                 23\n",
       "Algeria                                 40\n",
       "Andorra                                  0\n",
       "Angola                                   2\n",
       "                                        ..\n",
       "Venezuela, Bolivarian Republic of...    28\n",
       "Viet Nam                                78\n",
       "Yemen                                    3\n",
       "Zambia                                   4\n",
       "Zimbabwe                                14\n",
       "Name: LanguageWorkedWith, Length: 179, dtype: int64"
      ]
     },
     "execution_count": 29,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "Country_group['LanguageWorkedWith'].apply(summ)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 30,
   "id": "69226aa2",
   "metadata": {},
   "outputs": [],
   "source": [
    "country_res = df['Country'].value_counts()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 31,
   "id": "dd834cef",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "United States        20949\n",
       "India                 9061\n",
       "Germany               5866\n",
       "United Kingdom        5737\n",
       "Canada                3395\n",
       "                     ...  \n",
       "Tonga                    1\n",
       "Timor-Leste              1\n",
       "North Korea              1\n",
       "Brunei Darussalam        1\n",
       "Chad                     1\n",
       "Name: Country, Length: 179, dtype: int64"
      ]
     },
     "execution_count": 31,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "country_res"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 32,
   "id": "beeda1d5",
   "metadata": {},
   "outputs": [],
   "source": [
    "Countr_uses_python = Country_group['LanguageWorkedWith'].apply(lambda x: x.str.contains('Python').sum())"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 33,
   "id": "d0f7c626",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Country\n",
       "Afghanistan                              8\n",
       "Albania                                 23\n",
       "Algeria                                 40\n",
       "Andorra                                  0\n",
       "Angola                                   2\n",
       "                                        ..\n",
       "Venezuela, Bolivarian Republic of...    28\n",
       "Viet Nam                                78\n",
       "Yemen                                    3\n",
       "Zambia                                   4\n",
       "Zimbabwe                                14\n",
       "Name: LanguageWorkedWith, Length: 179, dtype: int64"
      ]
     },
     "execution_count": 33,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "Countr_uses_python"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 34,
   "id": "9a1bd54c",
   "metadata": {},
   "outputs": [],
   "source": [
    "python_Df = pd.concat([country_res,Countr_uses_python], axis='columns',sort=False)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 35,
   "id": "51c9febe",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>Country</th>\n",
       "      <th>LanguageWorkedWith</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>United States</th>\n",
       "      <td>20949</td>\n",
       "      <td>10083</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>India</th>\n",
       "      <td>9061</td>\n",
       "      <td>3105</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Germany</th>\n",
       "      <td>5866</td>\n",
       "      <td>2451</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>United Kingdom</th>\n",
       "      <td>5737</td>\n",
       "      <td>2384</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Canada</th>\n",
       "      <td>3395</td>\n",
       "      <td>1558</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>...</th>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Tonga</th>\n",
       "      <td>1</td>\n",
       "      <td>0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Timor-Leste</th>\n",
       "      <td>1</td>\n",
       "      <td>1</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>North Korea</th>\n",
       "      <td>1</td>\n",
       "      <td>0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Brunei Darussalam</th>\n",
       "      <td>1</td>\n",
       "      <td>0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Chad</th>\n",
       "      <td>1</td>\n",
       "      <td>0</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>179 rows × 2 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "                   Country  LanguageWorkedWith\n",
       "United States        20949               10083\n",
       "India                 9061                3105\n",
       "Germany               5866                2451\n",
       "United Kingdom        5737                2384\n",
       "Canada                3395                1558\n",
       "...                    ...                 ...\n",
       "Tonga                    1                   0\n",
       "Timor-Leste              1                   1\n",
       "North Korea              1                   0\n",
       "Brunei Darussalam        1                   0\n",
       "Chad                     1                   0\n",
       "\n",
       "[179 rows x 2 columns]"
      ]
     },
     "execution_count": 35,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "python_Df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 36,
   "id": "00b7ea97",
   "metadata": {},
   "outputs": [],
   "source": [
    "python_Df.rename(columns={'Country':'NumofRes','LanguageWorkedWith':'Numknowspython'}, inplace=True)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 37,
   "id": "f3bc1ba7",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
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       "\n",
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       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>NumofRes</th>\n",
       "      <th>Numknowspython</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>United States</th>\n",
       "      <td>20949</td>\n",
       "      <td>10083</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>India</th>\n",
       "      <td>9061</td>\n",
       "      <td>3105</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Germany</th>\n",
       "      <td>5866</td>\n",
       "      <td>2451</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>United Kingdom</th>\n",
       "      <td>5737</td>\n",
       "      <td>2384</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Canada</th>\n",
       "      <td>3395</td>\n",
       "      <td>1558</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>...</th>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Tonga</th>\n",
       "      <td>1</td>\n",
       "      <td>0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Timor-Leste</th>\n",
       "      <td>1</td>\n",
       "      <td>1</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>North Korea</th>\n",
       "      <td>1</td>\n",
       "      <td>0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Brunei Darussalam</th>\n",
       "      <td>1</td>\n",
       "      <td>0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Chad</th>\n",
       "      <td>1</td>\n",
       "      <td>0</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>179 rows × 2 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "                   NumofRes  Numknowspython\n",
       "United States         20949           10083\n",
       "India                  9061            3105\n",
       "Germany                5866            2451\n",
       "United Kingdom         5737            2384\n",
       "Canada                 3395            1558\n",
       "...                     ...             ...\n",
       "Tonga                     1               0\n",
       "Timor-Leste               1               1\n",
       "North Korea               1               0\n",
       "Brunei Darussalam         1               0\n",
       "Chad                      1               0\n",
       "\n",
       "[179 rows x 2 columns]"
      ]
     },
     "execution_count": 37,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "python_Df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 38,
   "id": "de244204",
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>NumofRes</th>\n",
       "      <th>Numknowspython</th>\n",
       "      <th>Pctknowspython</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>United States</th>\n",
       "      <td>20949</td>\n",
       "      <td>10083</td>\n",
       "      <td>48.131176</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>India</th>\n",
       "      <td>9061</td>\n",
       "      <td>3105</td>\n",
       "      <td>34.267741</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Germany</th>\n",
       "      <td>5866</td>\n",
       "      <td>2451</td>\n",
       "      <td>41.783157</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>United Kingdom</th>\n",
       "      <td>5737</td>\n",
       "      <td>2384</td>\n",
       "      <td>41.554820</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Canada</th>\n",
       "      <td>3395</td>\n",
       "      <td>1558</td>\n",
       "      <td>45.891016</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>...</th>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Tonga</th>\n",
       "      <td>1</td>\n",
       "      <td>0</td>\n",
       "      <td>0.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Timor-Leste</th>\n",
       "      <td>1</td>\n",
       "      <td>1</td>\n",
       "      <td>100.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>North Korea</th>\n",
       "      <td>1</td>\n",
       "      <td>0</td>\n",
       "      <td>0.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Brunei Darussalam</th>\n",
       "      <td>1</td>\n",
       "      <td>0</td>\n",
       "      <td>0.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Chad</th>\n",
       "      <td>1</td>\n",
       "      <td>0</td>\n",
       "      <td>0.000000</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>179 rows × 3 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "                   NumofRes  Numknowspython  Pctknowspython\n",
       "United States         20949           10083       48.131176\n",
       "India                  9061            3105       34.267741\n",
       "Germany                5866            2451       41.783157\n",
       "United Kingdom         5737            2384       41.554820\n",
       "Canada                 3395            1558       45.891016\n",
       "...                     ...             ...             ...\n",
       "Tonga                     1               0        0.000000\n",
       "Timor-Leste               1               1      100.000000\n",
       "North Korea               1               0        0.000000\n",
       "Brunei Darussalam         1               0        0.000000\n",
       "Chad                      1               0        0.000000\n",
       "\n",
       "[179 rows x 3 columns]"
      ]
     },
     "execution_count": 38,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "python_Df['Pctknowspython'] = (python_Df['Numknowspython'] / python_Df['NumofRes']) * 100\n",
    "python_Df #shows the percentage of people know Python from each country"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 39,
   "id": "165158bb",
   "metadata": {},
   "outputs": [],
   "source": [
    "python_Df.sort_values(by='Pctknowspython', ascending=False, inplace=True)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 40,
   "id": "0a25ba51",
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "  <thead>\n",
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       "      <th></th>\n",
       "      <th>NumofRes</th>\n",
       "      <th>Numknowspython</th>\n",
       "      <th>Pctknowspython</th>\n",
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       "  </thead>\n",
       "  <tbody>\n",
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       "      <th>Sao Tome and Principe</th>\n",
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       "      <th>Timor-Leste</th>\n",
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       "      <td>1</td>\n",
       "      <td>100.000000</td>\n",
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       "    <tr>\n",
       "      <th>Dominica</th>\n",
       "      <td>1</td>\n",
       "      <td>1</td>\n",
       "      <td>100.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Niger</th>\n",
       "      <td>1</td>\n",
       "      <td>1</td>\n",
       "      <td>100.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Turkmenistan</th>\n",
       "      <td>7</td>\n",
       "      <td>6</td>\n",
       "      <td>85.714286</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Mauritania</th>\n",
       "      <td>7</td>\n",
       "      <td>5</td>\n",
       "      <td>71.428571</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Guinea</th>\n",
       "      <td>3</td>\n",
       "      <td>2</td>\n",
       "      <td>66.666667</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Bahamas</th>\n",
       "      <td>3</td>\n",
       "      <td>2</td>\n",
       "      <td>66.666667</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Guyana</th>\n",
       "      <td>3</td>\n",
       "      <td>2</td>\n",
       "      <td>66.666667</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Uganda</th>\n",
       "      <td>72</td>\n",
       "      <td>47</td>\n",
       "      <td>65.277778</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Iceland</th>\n",
       "      <td>49</td>\n",
       "      <td>30</td>\n",
       "      <td>61.224490</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Haiti</th>\n",
       "      <td>5</td>\n",
       "      <td>3</td>\n",
       "      <td>60.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Benin</th>\n",
       "      <td>5</td>\n",
       "      <td>3</td>\n",
       "      <td>60.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Namibia</th>\n",
       "      <td>5</td>\n",
       "      <td>3</td>\n",
       "      <td>60.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Congo, Republic of the...</th>\n",
       "      <td>7</td>\n",
       "      <td>4</td>\n",
       "      <td>57.142857</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Oman</th>\n",
       "      <td>11</td>\n",
       "      <td>6</td>\n",
       "      <td>54.545455</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Cuba</th>\n",
       "      <td>30</td>\n",
       "      <td>16</td>\n",
       "      <td>53.333333</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Republic of Korea</th>\n",
       "      <td>39</td>\n",
       "      <td>20</td>\n",
       "      <td>51.282051</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>San Marino</th>\n",
       "      <td>2</td>\n",
       "      <td>1</td>\n",
       "      <td>50.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Sierra Leone</th>\n",
       "      <td>2</td>\n",
       "      <td>1</td>\n",
       "      <td>50.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Monaco</th>\n",
       "      <td>4</td>\n",
       "      <td>2</td>\n",
       "      <td>50.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>South Korea</th>\n",
       "      <td>160</td>\n",
       "      <td>80</td>\n",
       "      <td>50.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Bhutan</th>\n",
       "      <td>2</td>\n",
       "      <td>1</td>\n",
       "      <td>50.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Seychelles</th>\n",
       "      <td>2</td>\n",
       "      <td>1</td>\n",
       "      <td>50.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Chile</th>\n",
       "      <td>206</td>\n",
       "      <td>102</td>\n",
       "      <td>49.514563</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Finland</th>\n",
       "      <td>546</td>\n",
       "      <td>266</td>\n",
       "      <td>48.717949</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Kenya</th>\n",
       "      <td>249</td>\n",
       "      <td>120</td>\n",
       "      <td>48.192771</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>United States</th>\n",
       "      <td>20949</td>\n",
       "      <td>10083</td>\n",
       "      <td>48.131176</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Israel</th>\n",
       "      <td>952</td>\n",
       "      <td>457</td>\n",
       "      <td>48.004202</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Ecuador</th>\n",
       "      <td>82</td>\n",
       "      <td>39</td>\n",
       "      <td>47.560976</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Taiwan</th>\n",
       "      <td>187</td>\n",
       "      <td>88</td>\n",
       "      <td>47.058824</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Montenegro</th>\n",
       "      <td>17</td>\n",
       "      <td>8</td>\n",
       "      <td>47.058824</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Mongolia</th>\n",
       "      <td>17</td>\n",
       "      <td>8</td>\n",
       "      <td>47.058824</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Switzerland</th>\n",
       "      <td>978</td>\n",
       "      <td>460</td>\n",
       "      <td>47.034765</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>United Republic of Tanzania</th>\n",
       "      <td>32</td>\n",
       "      <td>15</td>\n",
       "      <td>46.875000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Hong Kong (S.A.R.)</th>\n",
       "      <td>188</td>\n",
       "      <td>88</td>\n",
       "      <td>46.808511</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Japan</th>\n",
       "      <td>391</td>\n",
       "      <td>182</td>\n",
       "      <td>46.547315</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Maldives</th>\n",
       "      <td>13</td>\n",
       "      <td>6</td>\n",
       "      <td>46.153846</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Canada</th>\n",
       "      <td>3395</td>\n",
       "      <td>1558</td>\n",
       "      <td>45.891016</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Singapore</th>\n",
       "      <td>303</td>\n",
       "      <td>139</td>\n",
       "      <td>45.874587</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>New Zealand</th>\n",
       "      <td>524</td>\n",
       "      <td>236</td>\n",
       "      <td>45.038168</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>China</th>\n",
       "      <td>664</td>\n",
       "      <td>297</td>\n",
       "      <td>44.728916</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Honduras</th>\n",
       "      <td>27</td>\n",
       "      <td>12</td>\n",
       "      <td>44.444444</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>France</th>\n",
       "      <td>2391</td>\n",
       "      <td>1054</td>\n",
       "      <td>44.081974</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Iraq</th>\n",
       "      <td>39</td>\n",
       "      <td>17</td>\n",
       "      <td>43.589744</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Thailand</th>\n",
       "      <td>214</td>\n",
       "      <td>92</td>\n",
       "      <td>42.990654</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Democratic Republic of the Congo</th>\n",
       "      <td>7</td>\n",
       "      <td>3</td>\n",
       "      <td>42.857143</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Nepal</th>\n",
       "      <td>237</td>\n",
       "      <td>101</td>\n",
       "      <td>42.616034</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Estonia</th>\n",
       "      <td>195</td>\n",
       "      <td>82</td>\n",
       "      <td>42.051282</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Russian Federation</th>\n",
       "      <td>1694</td>\n",
       "      <td>708</td>\n",
       "      <td>41.794569</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                                  NumofRes  Numknowspython  Pctknowspython\n",
       "Sao Tome and Principe                    1               1      100.000000\n",
       "Timor-Leste                              1               1      100.000000\n",
       "Dominica                                 1               1      100.000000\n",
       "Niger                                    1               1      100.000000\n",
       "Turkmenistan                             7               6       85.714286\n",
       "Mauritania                               7               5       71.428571\n",
       "Guinea                                   3               2       66.666667\n",
       "Bahamas                                  3               2       66.666667\n",
       "Guyana                                   3               2       66.666667\n",
       "Uganda                                  72              47       65.277778\n",
       "Iceland                                 49              30       61.224490\n",
       "Haiti                                    5               3       60.000000\n",
       "Benin                                    5               3       60.000000\n",
       "Namibia                                  5               3       60.000000\n",
       "Congo, Republic of the...                7               4       57.142857\n",
       "Oman                                    11               6       54.545455\n",
       "Cuba                                    30              16       53.333333\n",
       "Republic of Korea                       39              20       51.282051\n",
       "San Marino                               2               1       50.000000\n",
       "Sierra Leone                             2               1       50.000000\n",
       "Monaco                                   4               2       50.000000\n",
       "South Korea                            160              80       50.000000\n",
       "Bhutan                                   2               1       50.000000\n",
       "Seychelles                               2               1       50.000000\n",
       "Chile                                  206             102       49.514563\n",
       "Finland                                546             266       48.717949\n",
       "Kenya                                  249             120       48.192771\n",
       "United States                        20949           10083       48.131176\n",
       "Israel                                 952             457       48.004202\n",
       "Ecuador                                 82              39       47.560976\n",
       "Taiwan                                 187              88       47.058824\n",
       "Montenegro                              17               8       47.058824\n",
       "Mongolia                                17               8       47.058824\n",
       "Switzerland                            978             460       47.034765\n",
       "United Republic of Tanzania             32              15       46.875000\n",
       "Hong Kong (S.A.R.)                     188              88       46.808511\n",
       "Japan                                  391             182       46.547315\n",
       "Maldives                                13               6       46.153846\n",
       "Canada                                3395            1558       45.891016\n",
       "Singapore                              303             139       45.874587\n",
       "New Zealand                            524             236       45.038168\n",
       "China                                  664             297       44.728916\n",
       "Honduras                                27              12       44.444444\n",
       "France                                2391            1054       44.081974\n",
       "Iraq                                    39              17       43.589744\n",
       "Thailand                               214              92       42.990654\n",
       "Democratic Republic of the Congo         7               3       42.857143\n",
       "Nepal                                  237             101       42.616034\n",
       "Estonia                                195              82       42.051282\n",
       "Russian Federation                    1694             708       41.794569"
      ]
     },
     "execution_count": 40,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "python_Df.head(50)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "2f5ff4c0",
   "metadata": {},
   "outputs": [],
   "source": [
    "python_Df.loc['Bangladesh']"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "dd4540d6",
   "metadata": {},
   "outputs": [],
   "source": []
  }
 ],
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