| Country name | 2008 | 2009 | 2010 | 2011 | ||
|---|---|---|---|---|---|---|
| Afghanistan | ||||||
| Albania | 63.7 | 62.4 | 62.4 |
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| Algeria | 99.8 | 99.8 | 99.8 |
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| American Samoa | ||||||
| Andorra | ||||||
| Angola | 36.5 | 38.6 | 41.6 |
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| Antigua and Barbuda | ||||||
| Argentina | 89.8 | 89.5 | 89.3 |
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| Armenia | 73.5 | 68.4 | 67.2 |
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| Aruba | ||||||
| Australia | 94.2 | 94.4 | 94.4 | 93.8 |
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| Austria | 71.6 | 70.1 | 70.7 | 71.0 |
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| Azerbaijan | 98.6 | 98.2 | 97.4 |
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| Bahamas, The | ||||||
| Bahrain | 100.0 | 99.8 | 99.8 |
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| Bangladesh | 68.8 | 70.2 | 71.4 |
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| Barbados | ||||||
| Belarus | 92.1 | 90.3 | 90.7 |
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| Belgium | 73.8 | 73.6 | 73.8 | 70.9 |
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| Belize | ||||||
| Benin | 39.1 | 39.8 | 41.6 |
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| Bermuda | ||||||
| Bhutan | ||||||
| Bolivia | 78.9 | 79.0 | 73.1 |
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| Bosnia and Herzegovina | 92.3 | 92.3 | 91.5 |
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| Botswana | 67.6 | 64.5 | 67.1 |
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| Brazil | 52.6 | 51.4 | 53.5 |
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| Brunei Darussalam | 100.0 | 100.0 | 100.0 |
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| Bulgaria | 76.2 | 73.1 | 73.3 |
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| Burkina Faso | ||||||
| Burundi | ||||||
| Cambodia | 34.5 | 25.3 | 25.6 |
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| Cameroon | 27.6 | 30.9 | 32.5 |
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| Canada | 75.0 | 74.2 | 74.4 | 74.0 |
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| Cape Verde | ||||||
| Cayman Islands | ||||||
| Central African Republic | ||||||
| Chad | ||||||
| Chile | 75.2 | 73.5 | 77.7 | 78.4 |
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| China | 86.6 | 87.3 | 87.5 |
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| Colombia | 74.6 | 77.4 | 79.2 |
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| Comoros | ||||||
| Congo, Dem. Rep. | 4.0 | 3.7 | 4.0 |
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| Congo, Rep. | 37.2 | 43.0 | 42.9 |
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| Costa Rica | 49.0 | 48.1 | 47.5 |
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| Cote d'Ivoire | 25.0 | 23.3 | 23.3 |
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| Croatia | 85.0 | 83.4 | 81.8 |
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| Cuba | 86.2 | 86.8 | 88.3 |
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| Curacao | ||||||
| Cyprus | 96.0 | 95.8 | 95.3 |
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| Czech Republic | 81.3 | 79.6 | 79.5 | 78.4 |
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| Denmark | 80.3 | 79.7 | 78.2 | 73.8 |
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| Djibouti | ||||||
| Dominica | ||||||
| Dominican Republic | 76.7 | 75.9 | 76.8 |
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| Ecuador | 84.9 | 86.9 | 87.9 |
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| Egypt, Arab Rep. | 96.1 | 96.3 | 96.3 |
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| El Salvador | 44.6 | 47.4 | 45.9 |
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| Equatorial Guinea | ||||||
| Eritrea | 19.4 | 22.6 | 22.0 |
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| Estonia | 88.2 | 83.4 | 88.4 | 90.6 |
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| Ethiopia | 6.0 | 5.9 | 5.3 |
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| Faeroe Islands | ||||||
| Fiji | ||||||
| Finland | 47.9 | 48.6 | 49.0 | 45.6 |
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| France | 50.8 | 50.8 | 50.0 | 48.3 |
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| French Polynesia | ||||||
| Gabon | 41.4 | 42.5 | 43.8 |
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| Gambia, The | ||||||
| Georgia | 66.8 | 67.0 | 64.7 |
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| Germany | 80.2 | 79.4 | 78.1 | 78.3 |
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| Ghana | 29.2 | 26.8 | 30.6 |
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| Greece | 92.8 | 92.4 | 90.3 | 91.7 |
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| Greenland | ||||||
| Grenada | ||||||
| Guam | ||||||
| Guatemala | 40.4 | 39.2 | 32.8 |
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| Guinea | ||||||
| Guinea-Bissau | ||||||
| Guyana | ||||||
| Haiti | 28.3 | 28.1 | 29.5 |
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| Honduras | 54.3 | 50.8 | 51.4 |
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| Hong Kong SAR, China | 94.9 | 95.1 | 94.3 |
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| Hungary | 77.8 | 74.2 | 74.2 | 73.3 |
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| Iceland | 18.7 | 18.2 | 17.5 | 15.6 |
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| India | 71.1 | 72.8 | 72.7 |
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| Indonesia | 63.9 | 65.0 | 65.5 |
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| Iran, Islamic Rep. | 99.7 | 99.7 | 99.6 |
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| Iraq | 98.0 | 97.6 | 97.4 |
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| Ireland | 90.1 | 88.6 | 89.6 | 88.0 |
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| Isle of Man | ||||||
| Israel | 96.7 | 96.5 | 96.4 | 96.8 |
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| Italy | 89.9 | 87.5 | 86.6 | 85.3 |
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| Jamaica | 88.4 | 83.6 | 84.8 |
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| Japan | 83.0 | 81.0 | 81.3 | 90.5 |
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| Jordan | 98.0 | 98.0 | 96.0 |
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| Kazakhstan | 99.0 | 99.1 | 98.9 |
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| Kenya | 16.7 | 19.0 | 19.3 |
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| Kiribati | ||||||
| Korea, Dem. Rep. | 88.8 | 88.9 | 88.0 |
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| Korea, Rep. | 81.2 | 81.7 | 82.9 | 83.2 |
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| Kosovo | 86.9 | 87.8 | 88.1 |
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| Kuwait | 100.0 | 100.0 | 100.0 |
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| Kyrgyz Republic | 67.7 | 72.5 | 71.4 |
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| Lao PDR | ||||||
| Latvia | 64.3 | 59.5 | 62.0 |
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| Lebanon | 95.7 | 95.6 | 95.1 |
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| Lesotho | ||||||
| Liberia | ||||||
| Libya | 99.3 | 99.3 | 99.1 |
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| Liechtenstein | ||||||
| Lithuania | 60.0 | 54.9 | 74.1 |
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| Luxembourg | 87.1 | 88.7 | 87.7 | 86.9 |
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| Macao SAR, China | ||||||
| Macedonia, FYR | 83.7 | 84.2 | 81.0 |
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| Madagascar | ||||||
| Malawi | ||||||
| Malaysia | 94.5 | 94.2 | 94.6 |
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| Maldives | ||||||
| Mali | ||||||
| Malta | 99.9 | 99.9 | 99.9 |
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| Marshall Islands | ||||||
| Mauritania | ||||||
| Mauritius | ||||||
| Mexico | 88.6 | 88.9 | 89.4 | 89.3 |
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| Micronesia, Fed. Sts. | ||||||
| Moldova | 88.0 | 91.3 | 91.7 |
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| Monaco | ||||||
| Mongolia | 93.8 | 94.1 | 94.9 |
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| Montenegro | 61.4 | 52.9 | 66.6 |
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| Morocco | 93.7 | 92.5 | 92.9 |
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| Mozambique | 7.3 | 7.7 | 8.4 |
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| Myanmar | 28.6 | 23.4 | 21.6 |
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| Namibia | 69.1 | 68.0 | 68.2 |
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| Nepal | 9.8 | 11.0 | 11.6 |
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| Netherlands | 92.4 | 93.1 | 93.8 | 92.3 |
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| New Caledonia | ||||||
| New Zealand | 66.9 | 64.0 | 60.8 | 59.5 |
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| Nicaragua | 44.4 | 45.5 | 44.8 |
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| Niger | ||||||
| Nigeria | 18.5 | 15.0 | 15.6 |
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| Northern Mariana Islands | ||||||
| Norway | 58.6 | 59.0 | 61.3 | 60.0 |
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| Oman | 100.0 | 100.0 | 100.0 |
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| Pakistan | 62.5 | 62.5 | 61.6 |
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| Palau | ||||||
| Panama | 71.3 | 75.5 | 77.6 |
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| Papua New Guinea | ||||||
| Paraguay | 28.8 | 30.8 | 32.7 |
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| Peru | 76.5 | 73.5 | 74.9 |
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| Philippines | 57.5 | 56.2 | 60.2 |
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| Poland | 93.8 | 92.8 | 92.2 | 91.9 |
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| Portugal | 78.4 | 77.9 | 75.2 | 76.2 |
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| Puerto Rico | ||||||
| Qatar | 100.0 | 100.0 | 100.0 |
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| Romania | 79.8 | 76.5 | 75.1 |
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| Russian Federation | 90.9 | 90.2 | 90.7 |
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| Rwanda | ||||||
| Samoa | ||||||
| San Marino | ||||||
| Sao Tome and Principe | ||||||
| Saudi Arabia | 100.0 | 100.0 | 100.0 |
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| Senegal | 53.6 | 52.3 | 52.6 |
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| Serbia | 90.0 | 87.5 | 86.7 |
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| Seychelles | ||||||
| Sierra Leone | ||||||
| Singapore | 98.5 | 98.7 | 98.8 |
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| Sint Maarten (Dutch part) | ||||||
| Slovak Republic | 70.0 | 69.5 | 69.9 | 69.5 |
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| Slovenia | 69.5 | 68.2 | 66.9 | 65.3 |
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| Solomon Islands | ||||||
| Somalia | ||||||
| South Africa | 87.8 | 87.5 | 86.7 |
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| South Sudan | ||||||
| Spain | 81.8 | 79.8 | 75.9 | 76.9 |
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| Sri Lanka | 43.8 | 43.8 | 43.9 |
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| St. Kitts and Nevis | ||||||
| St. Lucia | ||||||
| St. Martin (French part) | ||||||
| St. Vincent and the Grenadines | ||||||
| Sudan | 29.5 | 30.1 | 29.3 |
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| Suriname | ||||||
| Swaziland | ||||||
| Sweden | 33.1 | 32.0 | 34.1 | 33.9 |
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| Switzerland | 52.5 | 53.2 | 51.5 | 50.4 |
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| Syrian Arab Republic | 98.9 | 99.2 | 99.1 |
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| Tajikistan | 42.0 | 41.6 | 40.4 |
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| Tanzania | 10.6 | 10.1 | 10.5 |
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| Thailand | 80.5 | 80.1 | 79.9 |
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| Timor-Leste | ||||||
| Togo | 14.3 | 14.6 | 14.8 |
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| Tonga | ||||||
| Trinidad and Tobago | 99.9 | 99.9 | 99.9 |
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| Tunisia | 86.7 | 86.8 | 85.8 |
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| Turkey | 90.6 | 89.9 | 89.0 | 89.7 |
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| Turkmenistan | 100.0 | 100.0 | 100.0 |
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| Turks and Caicos Islands | ||||||
| Tuvalu | ||||||
| Uganda | ||||||
| Ukraine | 81.8 | 78.8 | 80.3 |
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| United Arab Emirates | 100.0 | 100.0 | 100.0 |
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| United Kingdom | 90.2 | 87.3 | 88.3 | 85.9 |
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| United States | 85.0 | 84.2 | 84.1 | 83.9 |
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| Uruguay | 64.7 | 61.4 | 51.7 |
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| Uzbekistan | 98.1 | 98.2 | 97.9 |
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| Vanuatu | ||||||
| Venezuela, RB | 88.0 | 88.1 | 90.2 |
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| Vietnam | 64.8 | 67.0 | 70.5 |
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| Virgin Islands (U.S.) | ||||||
| West Bank and Gaza | ||||||
| Yemen, Rep. | 98.6 | 98.6 | 98.5 |
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| Zambia | 7.3 | 7.8 | 8.4 |
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| Zimbabwe | 24.0 | 24.9 | 26.5 |
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