| Education Level | |
| Time | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
  |   |   |   |   |   |   |   |   |   |   |   |   |
| Country | | | | | | | | | | | | | | |
| Afghanistan | | .. | .. | .. | .. | | 20.39 | .. | .. | .. | .. | 18.03 | .. | .. |
| Albania | | 59.82 | 59.86 | 61.35 | 61.96 | 62.34 | 62.05 | .. | .. | .. | .. | .. | .. | .. |
| Algeria | | .. | .. | .. | .. | .. | 51.00 | 55.22 | 54.78 | 57.38 | .. | 58.08 | 58.30 | .. |
| Andorra | | .. | .. | .. | 49.81 | 48.69 | 48.64 | 50.88 | 53.12 | .. | 57.52 | .. | .. | .. |
| Angola | | 39.01 | .. | .. | | .. | .. | .. | .. | .. | .. | .. | 45.40 | .. |
| Anguilla | | .. | .. | .. | .. | 100.00 | 80.95 | 75.76 | 82.98 | 83.33 | 83.33 | .. | .. | .. |
| Antigua and Barbuda | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | 70.59 | 73.59 | .. |
| Argentina | | 61.66 | | 59.22 | 59.31 | 59.65 | 58.14 | 58.67 | 59.73 | 59.71 | 59.73 | 59.51 | .. | .. |
| Armenia | | 54.19 | 53.72 | 54.62 | 53.68 | 53.73 | 55.47 | 55.48 | 54.51 | 54.70 | 56.95 | 56.06 | 55.85 | .. |
| Aruba | | 53.94 | 60.65 | 60.57 | 60.43 | 59.33 | 60.21 | 59.78 | 60.32 | 58.42 | 58.03 | 58.33 | 57.21 | .. |
| Australia | | 54.12 | 54.26 | 54.18 | 54.00 | 54.14 | 54.17 | 54.47 | 54.87 | 55.06 | 55.31 | 55.78 | 56.09 | .. |
| Austria | | 50.03 | 50.96 | 51.85 | 52.69 | 52.99 | 53.33 | 53.66 | 53.82 | 53.69 | 53.29 | 53.24 | .. | .. |
| Azerbaijan | | 39.03 | 40.05 | 41.60 | 44.17 | 44.67 | 45.96 | 46.75 | 47.49 | 45.71 | 44.28 | 49.62 | 49.38 | .. |
| Bahamas | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| Bahrain | | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | 45.87 | .. |
| Bangladesh | | 32.27 | 32.31 | 33.84 | 32.01 | 32.02 | 31.55 | 33.45 | 34.82 | 34.90 | .. | 36.98 | .. | .. |
| Barbados | | 69.21 | 72.31 | 70.69 | .. | .. | .. | .. | .. | 68.01 | .. | 68.65 | 68.50 | .. |
| Belarus | | 55.83 | 56.13 | 56.18 | 56.80 | 57.07 | 57.06 | 56.76 | 56.82 | 57.47 | 57.84 | 57.83 | 57.59 | .. |
| Belgium | | 52.68 | 52.26 | 52.83 | 53.09 | 53.35 | 53.81 | 54.42 | 54.71 | 54.95 | 55.03 | 54.80 | .. | .. |
| Belize | | .. | .. | .. | .. | | 70.22 | .. | .. | .. | .. | 62.59 | 61.75 | .. |
| Benin | | | | | .. | .. | .. | .. | .. | .. | .. | 27.93 | .. | .. |
| Bermuda | | 60.37 | 54.05 | .. | 62.25 | .. | 66.06 | 65.10 | 69.96 | 71.11 | 72.15 | 72.14 | 67.39 | .. |
| Bhutan | | | | | .. | .. | .. | 34.82 | 33.69 | 33.03 | 34.75 | .. | 36.59 | 39.76 |
| Bolivia | | .. | .. | .. | .. | .. | .. | .. | .. | | .. | .. | .. | .. |
| Bosnia and Herzegovina | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | 55.96 | 55.94 | .. |
| Botswana | | 47.77 | | | 50.28 | 50.36 | 52.07 | 52.79 | 53.19 | .. | .. | .. | .. | .. |
| Brazil | | 55.56 | 56.17 | 56.10 | 56.47 | 56.44 | 56.34 | 55.86 | .. | 55.72 | 55.77 | 56.96 | 56.88 | .. |
| Brunei Darussalam | | 65.91 | 64.76 | 63.18 | 63.24 | 64.69 | 66.04 | 66.51 | 66.06 | 64.53 | 65.61 | 62.55 | 63.28 | .. |
| Bulgaria | | 59.47 | 57.27 | 56.31 | 53.97 | 52.80 | 52.48 | 52.10 | 53.46 | 53.71 | 55.33 | 55.60 | 55.52 | .. |
| Burkina Faso | | 22.79 | | | 25.40 | 22.41 | | 30.73 | 31.01 | 30.90 | 32.65 | 32.13 | 31.85 | 32.60 |
| Burundi | | 29.54 | 26.79 | 27.22 | 30.45 | | 27.72 | | | .. | .. | .. | 35.37 | .. |
| Cambodia | | .. | 25.09 | 27.34 | 28.83 | | 31.29 | 31.46 | 32.79 | 35.19 | 34.35 | .. | .. | .. |
| Cameroon | | .. | .. | .. | | | | | 41.77 | 43.87 | 44.06 | 43.94 | 44.69 | .. |
| Canada | | 55.98 | 56.01 | .. | 56.40 | .. | | .. | .. | .. | .. | .. | .. | .. |
| Cape Verde | | .. | | | 51.05 | 52.91 | 52.60 | 51.00 | 52.13 | 54.64 | 55.51 | 56.27 | 55.22 | .. |
| Cayman Islands | | | | 74.62 | .. | .. | .. | .. | 71.60 | 69.97 | 68.86 | .. | .. | .. |
| Central African Republic | | 16.09 | 16.24 | .. | .. | .. | .. | .. | 22.46 | .. | 26.40 | 30.53 | 24.52 | .. |
| Chad | | .. | 15.00 | | .. | 10.21 | 12.52 | 6.01 | .. | .. | 12.72 | 14.67 | 14.75 | .. |
| Chile | | 47.11 | 47.16 | .. | 47.51 | 47.83 | 47.99 | 48.14 | 49.16 | 49.42 | 49.93 | 50.71 | .. | .. |
| China | | .. | .. | .. | .. | 43.84 | 45.51 | 45.99 | 47.06 | 47.89 | 48.80 | 49.24 | 49.70 | .. |
| Colombia | | 52.12 | 51.60 | 51.81 | 51.45 | | 51.30 | 51.32 | 51.45 | 51.50 | 49.06 | 50.50 | 51.56 | .. |
| Comoros | | 42.68 | | .. | .. | 43.18 | | .. | .. | .. | .. | 40.99 | 41.98 | .. |
| Congo | | 21.01 | 23.78 | 11.93 | 15.81 | | .. | .. | .. | .. | .. | 17.31 | .. | .. |
| Congo, The Democratic Republic of the | | .. | .. | .. | .. | .. | .. | .. | .. | | 26.13 | 23.61 | .. | .. |
| Cook Islands | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| Costa Rica | | .. | .. | .. | .. | | 54.32 | | .. | .. | .. | .. | .. | .. |
| Côte d''Ivoire | | 26.27 | | .. | .. | .. | .. | .. | | 33.30 | .. | .. | .. | .. |
| Croatia | | 52.90 | 52.71 | 52.45 | 52.45 | 53.19 | .. | 53.85 | 54.13 | 54.06 | 54.60 | 55.02 | 56.31 | .. |
| Cuba | | 53.15 | 53.46 | 52.14 | 54.39 | 56.16 | | | 60.77 | 63.56 | 61.36 | 61.33 | 61.01 | .. |
| Cyprus | | 56.03 | 57.09 | 58.01 | 54.83 | 49.50 | 47.92 | 52.01 | 50.86 | 50.11 | 49.03 | 46.83 | 46.13 | .. |
| Czech Republic | | 49.73 | 49.78 | 50.11 | 51.23 | 50.68 | 51.25 | 52.62 | 53.82 | 54.66 | 55.45 | 56.48 | .. | .. |
| Denmark | | 56.30 | 56.91 | 56.39 | 57.44 | 57.92 | 57.86 | 57.43 | 57.36 | 57.57 | 58.00 | 58.24 | .. | .. |
| Djibouti | | 50.86 | 46.84 | 41.73 | 44.51 | 40.95 | 44.80 | 41.75 | 39.99 | 40.42 | .. | 40.65 | .. | 39.89 |
| Dominica | | .. | .. | .. | .. | .. | .. | .. | .. | .. | 75.98 | .. | .. | .. |
| Dominican Republic | | .. | .. | .. | .. | 61.32 | | .. | .. | .. | .. | .. | .. | .. |
| Ecuador | | .. | .. | .. | .. | .. | .. | .. | .. | 54.39 | 52.86 | .. | .. | .. |
| Egypt | | .. | .. | .. | .. | .. | | .. | .. | .. | .. | .. | 46.70 | .. |
| El Salvador | | 55.11 | 54.26 | 54.16 | 54.20 | 53.87 | 55.70 | 54.71 | 54.69 | 54.82 | 54.59 | 54.36 | 54.17 | .. |
| Equatorial Guinea | | .. | 30.31 | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| Eritrea | | 13.52 | 14.32 | 13.41 | 13.40 | | 13.14 | .. | .. | .. | .. | 24.52 | 24.98 | .. |
| Estonia | | 57.77 | 58.47 | 60.09 | 61.45 | 61.54 | 61.77 | 61.51 | 61.58 | 61.06 | 61.71 | 61.92 | .. | .. |
| Ethiopia | | 18.68 | 21.68 | 21.40 | 26.41 | 25.18 | 25.16 | 24.36 | 24.24 | 25.71 | 23.77 | 28.47 | 26.53 | .. |
| Fiji | | .. | .. | .. | .. | | 53.12 | | .. | .. | .. | .. | .. | .. |
| Finland | | 53.97 | 53.70 | 53.85 | 54.09 | 53.49 | 53.39 | 53.55 | 53.89 | 54.02 | 54.22 | 54.01 | 53.83 | .. |
| France | | 54.43 | 54.21 | 54.12 | 54.80 | 55.03 | 55.04 | 55.22 | 55.30 | 55.30 | 55.21 | 55.23 | .. | .. |
| Gabon | | 35.69 | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| Gambia | | 22.67 | | .. | .. | .. | 19.15 | .. | .. | .. | .. | .. | .. | .. |
| Georgia | | 51.98 | 49.19 | 48.95 | 49.83 | 48.78 | 50.54 | 50.41 | 52.45 | 52.04 | | 54.95 | 55.26 | .. |
| Germany | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| Ghana | | .. | .. | .. | .. | .. | .. | 34.95 | 33.67 | 34.24 | .. | 37.26 | .. | 37.18 |
| Gibraltar | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| Greece | | 50.25 | 49.98 | 51.11 | 51.25 | 50.95 | 51.71 | 51.11 | 50.89 | 50.40 | .. | .. | .. | .. |
| Grenada | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | 57.08 | .. | .. |
| Guatemala | | .. | .. | .. | 43.03 | | .. | .. | .. | 50.81 | .. | .. | .. | .. |
| Guinea | | .. | .. | .. | .. | | 15.64 | 18.64 | 21.35 | | 24.40 | .. | .. | .. |
| Guinea-Bissau | | | 15.55 | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| Guyana | | .. | .. | .. | .. | .. | 65.25 | 67.56 | 68.67 | 68.11 | 58.72 | 67.29 | 70.83 | .. |
| Haiti | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| Holy See | | 30.08 | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| Honduras | | | 56.11 | | | 58.61 | | .. | .. | .. | | .. | .. | .. |
| Hong Kong Special Administrative Region of China | | .. | .. | .. | .. | | 51.22 | 51.05 | 50.50 | | | 50.03 | | .. |
| Hungary | | 54.21 | 53.87 | 54.78 | 55.27 | 56.69 | 57.26 | 58.41 | 58.46 | 58.33 | 57.96 | 56.81 | .. | .. |
| Iceland | | 62.16 | 61.91 | 62.68 | 63.21 | 63.66 | 64.52 | 64.91 | 64.35 | 64.14 | 64.43 | 64.28 | .. | .. |
| India | | .. | 37.77 | 38.66 | 39.10 | 38.45 | 38.20 | 39.41 | 39.91 | 39.13 | .. | 38.64 | 40.00 | .. |
| Indonesia | | .. | .. | 42.85 | 45.92 | 43.91 | 43.82 | | .. | 49.31 | 47.44 | 48.47 | 46.66 | .. |
| Iran, Islamic Republic of | | 43.43 | 45.27 | 47.39 | 49.05 | 50.74 | 51.35 | 50.97 | 51.55 | 52.40 | 52.95 | 51.01 | 49.46 | .. |
| Iraq | | 34.21 | 34.05 | .. | | .. | 36.17 | | .. | .. | .. | .. | .. | .. |
| Ireland | | 53.53 | 54.11 | 54.72 | 55.12 | 55.72 | 55.20 | 54.94 | 55.14 | 55.18 | 54.22 | 53.93 | .. | .. |
| Israel | | 57.61 | 57.30 | 56.70 | 56.50 | 55.67 | 55.81 | 55.99 | 55.06 | 55.84 | 55.61 | 55.68 | .. | .. |
| Italy | | 55.17 | 55.52 | 56.00 | 56.25 | 56.25 | 56.21 | 56.57 | 56.95 | 57.24 | 57.43 | 57.69 | .. | .. |
| Jamaica | | .. | 65.03 | | 68.84 | | .. | .. | .. | .. | 68.63 | 68.85 | 68.66 | .. |
| Japan | | 44.67 | 44.88 | 44.86 | 45.12 | 45.57 | 45.85 | 45.89 | 45.66 | 45.60 | 45.74 | 45.79 | 45.94 | .. |
| Jordan | | .. | 51.41 | .. | 48.92 | 51.05 | 51.23 | 50.28 | 51.63 | 51.29 | 51.34 | 51.31 | 52.12 | .. |
| Kazakhstan | | 53.38 | 54.03 | 54.24 | 55.24 | 56.65 | 57.45 | 58.12 | 57.97 | 58.16 | 58.18 | 58.33 | 58.26 | 58.39 |
| Kenya | | .. | 35.12 | 34.84 | | .. | 37.47 | | .. | .. | .. | 41.20 | .. | .. |
| Kiribati | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| Korea, Democratic People's Republic of | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| Korea | | 35.18 | 35.63 | 36.02 | 36.39 | 36.55 | 36.85 | 37.08 | 37.49 | 37.97 | 38.45 | 38.86 | 39.37 | .. |
| Kuwait | | | .. | | 63.31 | 64.48 | | .. | .. | .. | .. | .. | .. | .. |
| Kyrgyzstan | | 50.77 | 50.08 | 50.80 | 52.99 | 54.06 | 54.02 | 55.26 | 55.62 | 56.10 | 57.14 | 56.37 | .. | .. |
| Lao People's Democratic Republic | | 32.13 | 33.91 | 36.53 | | 35.75 | 37.96 | 41.17 | 40.02 | 41.53 | 43.22 | .. | 42.89 | .. |
| Latvia | | 61.60 | 63.41 | 61.80 | 61.53 | 61.71 | 62.26 | 63.18 | 63.31 | 63.92 | 64.41 | 63.66 | 62.75 | .. |
| Lebanon | | 50.30 | 51.72 | 51.90 | 52.95 | 54.03 | 52.28 | 52.78 | 53.17 | 54.00 | 54.66 | 53.66 | 53.66 | .. |
| Lesotho | | 63.74 | | 63.46 | 58.04 | 61.31 | .. | 56.87 | 55.18 | .. | .. | .. | .. | .. |
| Liberia | | 19.16 | 42.78 | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| Libyan Arab Jamahiriya | | | 48.62 | | 51.41 | | .. | .. | .. | .. | .. | .. | .. | .. |
| Liechtenstein | | .. | .. | .. | .. | 27.05 | 26.69 | 28.84 | 30.35 | 31.80 | 33.00 | 31.70 | 37.23 | .. |
| Lithuania | | 60.00 | 59.96 | 59.84 | 60.45 | 60.03 | 60.00 | 60.13 | 59.92 | 60.05 | 59.90 | 59.24 | 59.42 | .. |
| Luxembourg | | 51.67 | .. | 53.14 | | 53.30 | .. | .. | 51.60 | .. | .. | .. | .. | .. |
| Macao Special Administrative Region of China | | 46.26 | 51.97 | 44.56 | 36.89 | 36.50 | 40.52 | 42.78 | 45.87 | 48.77 | 49.78 | 50.12 | 51.13 | .. |
| Macedonia, The Former Yugoslav Republic of | | 55.09 | 55.05 | 55.81 | 55.22 | 56.16 | 57.02 | 56.70 | 56.67 | 54.52 | 53.23 | 52.98 | 52.63 | .. |
| Madagascar | | | | | | | 47.33 | 47.04 | 46.53 | 46.96 | 47.22 | 47.51 | 47.76 | .. |
| Malawi | | 27.56 | | | | | | | | 33.62 | .. | .. | 37.99 | .. |
| Malaysia | | 49.99 | 51.00 | 54.28 | 55.07 | 57.23 | 55.40 | 56.02 | 54.84 | 55.81 | 55.82 | 55.59 | .. | .. |
| Maldives | | .. | .. | .. | .. | 69.86 | | .. | .. | .. | .. | .. | .. | .. |
| Mali | | 31.53 | 32.00 | 33.00 | 33.01 | | 34.58 | | .. | | 31.08 | 28.89 | 28.69 | 30.96 |
| Malta | | 51.47 | 53.30 | 54.81 | 56.91 | 56.98 | 55.89 | 56.34 | .. | 57.44 | 57.90 | 56.53 | 56.34 | .. |
| Marshall Islands | | .. | .. | | 56.48 | | .. | .. | .. | .. | .. | .. | .. | .. |
| Mauritania | | .. | .. | 16.79 | 21.25 | | 23.68 | 24.55 | 25.65 | .. | 28.22 | 28.16 | 28.22 | .. |
| Mauritius | | | | | | | | | | | | .. | .. | .. |
| Mexico | | 48.30 | 48.72 | 49.05 | 49.33 | 49.65 | 49.96 | 50.25 | 50.25 | 50.29 | 50.27 | 50.23 | 50.02 | .. |
| Micronesia, Federated States of | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| Moldova, Republic of | | 55.86 | 56.27 | 55.70 | 56.64 | 56.38 | 56.95 | 58.67 | 57.41 | | 58.35 | 57.28 | 56.42 | .. |
| Monaco | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| Mongolia | | 64.93 | 63.83 | 63.19 | 63.25 | 62.44 | 61.79 | 61.42 | 60.70 | 60.52 | 60.89 | 60.63 | 60.29 | .. |
| Montenegro, Republic of | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | 55.25 | 54.28 | .. |
| Montserrat | | .. | .. | .. | .. | .. | .. | .. | .. | .. | 80.39 | 82.14 | 85.25 | .. |
| Morocco | | 41.79 | 42.30 | 43.72 | | 44.88 | 45.71 | 45.13 | 45.15 | 47.57 | 47.28 | 46.87 | .. | .. |
| Mozambique | | .. | .. | .. | .. | 32.15 | 31.57 | 33.13 | .. | .. | .. | .. | .. | .. |
| Myanmar | | .. | .. | .. | .. | .. | .. | .. | .. | 57.93 | .. | .. | .. | .. |
| Namibia | | .. | .. | 45.63 | 57.88 | 53.20 | .. | 46.74 | 46.73 | .. | 56.84 | .. | .. | .. |
| Nauru | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| Nepal | | .. | 27.54 | | 20.59 | 24.13 | 27.58 | .. | .. | .. | .. | 39.69 | 40.65 | .. |
| Netherlands | | 49.29 | 49.96 | 50.50 | 50.70 | 51.01 | 50.89 | 50.99 | 51.13 | 51.45 | 51.65 | 51.83 | .. | .. |
| Netherlands Antilles | | 53.19 | 55.53 | 57.75 | 59.69 | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| New Zealand | | 59.01 | 58.78 | 58.63 | 58.80 | 58.55 | 58.43 | 58.73 | 59.01 | 58.66 | 58.42 | 57.93 | 58.08 | .. |
| Nicaragua | | .. | .. | | 52.16 | | .. | .. | .. | .. | .. | .. | .. | .. |
| Niger | | .. | .. | .. | .. | | 27.42 | 29.56 | 26.63 | 28.53 | 29.56 | 28.98 | 29.76 | 30.37 |
| Nigeria | | 43.20 | .. | .. | .. | | 34.55 | 40.71 | .. | .. | .. | .. | .. | .. |
| Niue | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| Norway | | 57.40 | 58.42 | 59.25 | 59.65 | 59.74 | 59.58 | 59.58 | 59.75 | 60.25 | 60.83 | 61.07 | 60.81 | .. |
| Oman | | .. | .. | .. | | 41.52 | 51.84 | 50.82 | 50.52 | 50.71 | .. | 49.75 | 49.97 | .. |
| Pakistan | | .. | .. | .. | | 43.16 | 42.71 | 45.14 | 44.51 | | | .. | .. | .. |
| Palau | | .. | | 63.54 | | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| Occupied Palestinian Territory | | 45.56 | 46.52 | 47.42 | 47.92 | 49.49 | 49.49 | 49.49 | 52.69 | 53.74 | 53.92 | 55.62 | 56.26 | .. |
| Panama | | 60.73 | 62.13 | 62.40 | 62.14 | 60.60 | 61.61 | 61.15 | 60.92 | 60.59 | 59.71 | 59.62 | .. | .. |
| Papua New Guinea | | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| Paraguay | | 57.21 | 56.93 | 57.22 | | | | | .. | 56.72 | .. | 58.25 | .. | .. |
| Peru | | .. | .. | | | | | | | .. | .. | .. | 51.58 | .. |
| Philippines | | 54.94 | .. | .. | 55.57 | 55.26 | 55.17 | 54.20 | 54.47 | .. | 54.45 | .. | .. | .. |
| Poland | | 57.02 | 57.53 | 58.02 | 57.90 | 57.81 | 57.55 | 57.51 | 57.40 | 57.37 | 57.58 | 57.89 | .. | .. |
| Portugal | | 55.90 | 56.51 | 57.01 | 57.01 | 56.60 | 56.07 | 55.67 | 55.21 | 53.97 | 53.52 | 53.35 | .. | .. |
| Puerto Rico | | .. | .. | .. | .. | .. | .. | .. | .. | .. | 60.36 | 60.35 | 59.14 | .. |
| Qatar | | | .. | 73.23 | 72.51 | 72.78 | 71.42 | | | 65.23 | 63.75 | 64.16 | 63.00 | .. |
| Romania | | 51.03 | 51.83 | 53.51 | 54.35 | 54.30 | 54.79 | 54.64 | 55.42 | 56.10 | 56.35 | 56.28 | 56.43 | .. |
| Russian Federation | | .. | .. | .. | .. | 56.82 | 57.02 | 57.06 | 56.94 | 56.83 | 56.82 | 56.63 | .. | .. |
| Rwanda | | .. | .. | 33.66 | 34.15 | 36.76 | 39.10 | .. | .. | .. | .. | 43.54 | 43.82 | .. |
| Saint Kitts and Nevis | | .. | .. | .. | .. | .. | .. | .. | .. | .. | 67.29 | .. | .. | .. |
| Saint Lucia | | .. | .. | .. | .. | | 77.77 | 73.78 | 84.58 | 70.65 | 69.73 | 72.39 | 72.28 | .. |
| Saint Vincent and the Grenadines | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| Samoa | | 47.46 | 44.33 | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| San Marino | | .. | 57.86 | .. | .. | .. | .. | .. | .. | .. | 57.37 | .. | 58.16 | .. |
| Sao Tome and Principe | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | 47.59 | 48.83 | .. |
| Saudi Arabia | | 56.98 | 55.93 | | | 58.25 | 58.72 | 58.07 | 57.88 | 54.69 | 54.69 | 54.69 | 52.43 | .. |
| Senegal | | .. | .. | .. | .. | .. | .. | .. | 31.65 | 34.64 | 35.30 | 36.96 | 37.25 | .. |
| Serbia, Republic of | | .. | .. | .. | .. | .. | .. | .. | .. | 55.29 | 55.39 | 55.24 | 55.32 | .. |
| Seychelles | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| Sierra Leone | | .. | 45.21 | 28.78 | | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| Singapore | | .. | .. | .. | .. | .. | .. | .. | .. | .. | 48.51 | 49.09 | 49.59 | .. |
| Slovak Republic | | 51.70 | 50.39 | 51.29 | 52.08 | 53.05 | 54.06 | 55.31 | 57.68 | 58.89 | 60.29 | 60.47 | 59.75 | .. |
| Slovenia | | 56.04 | 56.09 | 56.09 | 57.54 | 56.22 | 56.87 | 57.82 | 58.37 | 58.29 | 58.14 | 57.96 | .. | .. |
| Solomon Islands | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| Somalia | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| South Africa | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| Spain | | 53.04 | 52.94 | 52.47 | 53.15 | 53.14 | 53.82 | 53.73 | 53.86 | 54.03 | 54.03 | 54.11 | .. | .. |
| Sri Lanka | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | 65.07 | .. |
| Sudan | | 47.20 | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| Suriname | | .. | .. | .. | 61.96 | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| Swaziland | | 47.89 | 48.52 | .. | 54.59 | | 52.44 | 51.96 | 49.77 | .. | .. | .. | .. | .. |
| Sweden | | 57.58 | 58.22 | 59.07 | 59.47 | 59.59 | 59.55 | 59.60 | 59.58 | 59.92 | 60.29 | 60.14 | 59.40 | .. |
| Switzerland | | 41.71 | 42.64 | 42.69 | 43.27 | 44.23 | 44.94 | 46.04 | 46.95 | 47.58 | 49.27 | 49.66 | 49.21 | .. |
| Syrian Arab Republic | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| Tajikistan | | 25.43 | 25.16 | 23.86 | 24.48 | 24.98 | 24.82 | 25.94 | 26.82 | 27.45 | 28.22 | 29.04 | 29.07 | .. |
| Tanzania, United Republic of | | 21.04 | .. | 13.27 | | 30.71 | 29.17 | | .. | .. | .. | .. | 45.11 | .. |
| Thailand | | 53.39 | 54.11 | 52.63 | 52.07 | | 53.66 | 52.38 | 51.04 | 54.48 | 53.97 | 54.29 | 55.80 | 55.72 |
| Timor-Leste | | .. | .. | .. | | .. | .. | .. | .. | .. | .. | 40.02 | .. | .. |
| Togo | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| Tokelau | | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. | .. |
| Tonga | | 54.95 | | | | 60.48 | | .. | .. | .. | .. | .. | .. | .. |
| Trinidad and Tobago | | 57.41 | 59.30 | 59.98 | 59.49 | 61.06 | 55.43 | | .. | .. | .. | .. | .. | .. |
| Tunisia | | | .. | | 53.87 | 54.92 | 56.50 | 57.23 | 57.52 | 59.04 | 58.82 | 59.51 | .. | .. |
| Turkey | | 39.64 | | 40.81 | 41.38 | 42.25 | 41.40 | 41.87 | 42.35 | 42.57 | 43.07 | 43.59 | .. | .. |