| # | Flag | Country | Educational attainment, at least completed upper secondary, population 25+, total (%) (cumul.)Educational attainment, at least completed upper secondary, population 25+, total (%) (cumul.) | Year |
|---|---|---|---|---|
| 1 | Georgia | 93.451% | 2016 | |
| 2 | Uzbekistan | 92.565% | 2016 | |
| 3 | Armenia | 91.837% | 2015 | |
| 4 | Czech Republic | 90.229% | 2016 | |
| 5 | Cayman Islands | 90.196% | 2015 | |
| 6 | Latvia | 89.411% | 2016 | |
| 7 | United States | 89.092% | 2016 | |
| 8 | Azerbaijan | 88.664% | 2016 | |
| 9 | Kyrgyzstan | 88.37% | 2009 | |
| 10 | Palau | 88.048% | 2013 | |
| 11 | Bermuda | 87.453% | 2016 | |
| 12 | Slovakia | 87.157% | 2016 | |
| 13 | Estonia | 86.894% | 2016 | |
| 14 | Lithuania | 86.007% | 2016 | |
| 15 | Kazakhstan | 85.234% | 2009 | |
| 16 | Poland | 84.86% | 2016 | |
| 17 | Belarus | 84.854% | 2009 | |
| 18 | Switzerland | 84.537% | 2016 | |
| 19 | Russia | 84.53% | 2010 | |
| 20 | Germany | 83.006% | 2016 | |
| 21 | Canada | 82.749% | 2011 | |
| 22 | The Bahamas | 81.878% | 2010 | |
| 23 | Slovenia | 81.869% | 2016 | |
| 24 | Israel | 81.442% | 2015 | |
| 25 | Tajikistan | 80.639% | 2017 | |
| 26 | Japan | 80.339% | 2010 | |
| 27 | Puerto Rico | 80.016% | 2017 | |
| 28 | Luxembourg | 79.566% | 2014 | |
| 29 | Austria | 79.21% | 2016 | |
| 30 | Denmark | 78.184% | 2016 | |
| 31 | Norway | 77.836% | 2016 | |
| 32 | Turkmenistan | 77.072% | 1995 | |
| 33 | South Korea | 76.45% | 2015 | |
| 34 | Australia | 76.418% | 2016 | |
| 35 | Hungary | 76.06% | 2016 | |
| 36 | Bulgaria | 75.6% | 2016 | |
| 37 | Sweden | 75.559% | 2016 | |
| 38 | Moldova | 74.726% | 2015 | |
| 39 | United Kingdom | 74.706% | 2014 | |
| 40 | Ukraine | 74.319% | 2001 | |
| 41 | Finland | 74.017% | 2015 | |
| 42 | Montenegro | 72.556% | 2011 | |
| 43 | Samoa | 72.465% | 2011 | |
| 44 | Liechtenstein | 71.494% | 2000 | |
| 45 | Serbia | 71.41% | 2016 | |
| 46 | Cyprus | 71.163% | 2016 | |
| 47 | Republic of Ireland | 70.777% | 2017 | |
| 48 | Croatia | 70.706% | 2011 | |
| 49 | Singapore | 70.693% | 2016 | |
| 50 | New Zealand | 70.029% | 2016 | |
| 51 | Netherlands | 69.987% | 2016 | |
| 52 | Marshall Islands | 69.815% | 2011 | |
| 53 | France | 69.666% | 2016 | |
| 54 | Mongolia | 67.573% | 2010 | |
| 55 | Belgium | 67.083% | 2016 | |
| 56 | Romania | 66.423% | 2016 | |
| 57 | South Africa | 64.624% | 2015 | |
| 58 | Hong Kong | 63.268% | 2017 | |
| 59 | Bosnia and Herzegovina | 62.377% | 2016 | |
| 60 | Venezuela | 61.925% | 2016 | |
| 61 | Sri Lanka | 61.679% | 2016 | |
| 62 | Iceland | 60.741% | 2005 | |
| 63 | Philippines | 58.457% | 2013 | |
| 64 | Malaysia | 58.332% | 2016 | |
| 65 | Cuba | 57.406% | 2012 | |
| 66 | Chile | 56.964% | 2015 | |
| 67 | Trinidad and Tobago | 56.734% | 2009 | |
| 68 | Peru | 56.015% | 2015 | |
| 69 | Greece | 54.638% | 2016 | |
| 70 | Tonga | 54.129% | 2011 | |
| 71 | United Arab Emirates | 53.071% | 2016 | |
| 72 | Macao | 51.978% | 2016 | |
| 73 | Oman | 50.369% | 2015 | |
| 74 | French Polynesia | 49.569% | 2007 | |
| 75 | Italy | 49.153% | 2015 | |
| 76 | Saudi Arabia | 48.891% | 2013 | |
| 77 | Spain | 48.649% | 2016 | |
| 78 | Iran | 48.386% | 2016 | |
| 79 | Andorra | 47.35% | 2016 | |
| 80 | Colombia | 47.269% | 2016 | |
| 81 | Seychelles | 46.036% | 2002 | |
| 82 | Albania | 45.279% | 2012 | |
| 83 | Nigeria | 44.858% | 2006 | |
| 84 | Tunisia | 44.591% | 2016 | |
| 85 | Brazil | 43.776% | 2015 | |
| 86 | Mauritius | 43.584% | 2011 | |
| 87 | Panama | 43.004% | 2010 | |
| 88 | Bolivia | 42.631% | 2015 | |
| 89 | Ecuador | 42.3% | 2016 | |
| 90 | Argentina | 42.157% | 2003 | |
| 91 | Bahrain | 41.761% | 2016 | |
| 92 | Jordan | 41.355% | 2010 | |
| 93 | Qatar | 41.013% | 2016 | |
| 94 | Saint Lucia | 40.43% | 2013 | |
| 95 | Cambodia | 40.403% | 2015 | |
| 96 | Greenland | 39.626% | 2015 | |
| 97 | Fiji | 39.33% | 2007 | |
| 98 | Costa Rica | 38.296% | 2016 | |
| 99 | Malta | 38.072% | 2016 | |
| 100 | Belize | 36.827% | 2010 | |
| 101 | Portugal | 36.771% | 2016 | |
| 102 | Paraguay | 36.638% | 2016 | |
| 103 | Dominican Republic | 34.869% | 2015 | |
| 104 | Turkey | 34.268% | 2016 | |
| 105 | Indonesia | 33.732% | 2016 | |
| 106 | Mexico | 33.295% | 2016 | |
| 107 | Lebanon | 32.928% | 2007 | |
| 108 | Thailand | 32.675% | 2016 | |
| 109 | Aruba | 32.118% | 2010 | |
| 110 | Guyana | 31.193% | 2002 | |
| 111 | Uruguay | 30.018% | 2017 | |
| 112 | Kuwait | 29.901% | 2015 | |
| 113 | Iraq | 29.724% | 2013 | |
| 114 | El Salvador | 29.617% | 2017 | |
| 115 | Bangladesh | 28.969% | 2016 | |
| 116 | Pakistan | 27.61% | 2016 | |
| 117 | Democratic Republic Of Congo | 27.264% | 2016 | |
| 118 | India | 26.889% | 2011 | |
| 119 | Guatemala | 26.6% | 2014 | |
| 120 | Vietnam | 25.68% | 2009 | |
| 121 | Algeria | 25.417% | 2008 | |
| 122 | Suriname | 24.716% | 2012 | |
| 123 | Honduras | 24.688% | 2016 | |
| 124 | Barbados | 24.206% | 2000 | |
| 125 | China | 22.316% | 2010 | |
| 126 | Kenya | 22.029% | 2010 | |
| 127 | Syria | 21.9% | 2009 | |
| 128 | Ghana | 20.564% | 2010 | |
| 129 | Virgin Islands (British) | 20.212% | 1991 | |
| 130 | Cape Verde | 20.037% | 2015 | |
| 131 | Cameroon | 18.172% | 2010 | |
| 132 | Namibia | 17.551% | 2001 | |
| 133 | Nepal | 16.795% | 2011 | |
| 134 | Zambia | 15.923% | 1990 | |
| 135 | Angola | 15.864% | 2014 | |
| 136 | Zimbabwe | 15.192% | 2014 | |
| 137 | South Sudan | 14.473% | 2008 | |
| 138 | Lesotho | 13.81% | 2008 | |
| 139 | Ivory Coast | 11.253% | 2014 | |
| 140 | Libya | 11.2% | 1984 | |
| 141 | Senegal | 10.863% | 2017 | |
| 142 | Dominica | 10.769% | 2001 | |
| 143 | Uganda | 9.87% | 2012 | |
| 144 | Swaziland | 9.654% | 1986 | |
| 145 | Mozambique | 9.448% | 2015 | |
| 146 | Togo | 9.257% | 2011 | |
| 147 | Ethiopia | 8.836% | 2011 | |
| 148 | Republic of the Congo | 8.774% | 1984 | |
| 149 | Rwanda | 8.458% | 2014 | |
| 150 | Vanuatu | 7.3% | 1979 | |
| 151 | Mali | 5.641% | 2016 | |
| 152 | Chad | 5.52% | 2004 | |
| 153 | Bhutan | 5.506% | 2012 | |
| 154 | Liberia | 5.501% | 1974 | |
| 155 | Maldives | 5.235% | 2006 | |
| 156 | Malawi | 5.212% | 1998 | |
| 157 | Nicaragua | 4.374% | 1971 | |
| 158 | Tanzania | 3.396% | 2012 | |
| 159 | Burundi | 3.325% | 2014 | |
| 160 | Niger | 3.278% | 2012 | |
| 161 | Afghanistan | 3% | 1975 | |
| 162 | Burkina Faso | 2.805% | 2014 | |
| 163 | Myanmar | 2.3% | 1973 | |
| 164 | Haiti | 2.261% | 1971 | |
| 165 | Central African Republic | 1.641% | 1975 | |
| 166 | São Tomé and Príncipe | 1.525% | 1981 | |
| 167 | Botswana | 1.283% | 1971 | |
| 168 | Gambia | 1.138% | 1973 | |
| 169 | Benin | 1.1% | 1979 |