| Country name | 2008 | 2009 | 2010 | 2011 | 2012 | ||
|---|---|---|---|---|---|---|---|
| Afghanistan | 5.6 | ||||||
| Albania | 5.2 | 5.1 | 5.1 |
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| Algeria | 18.5 | 18.5 |
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| American Samoa | |||||||
| Andorra | |||||||
| Angola | 7.2 | 7.2 |
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| Antigua and Barbuda | 9.7 | 9.8 |
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| Argentina | 9.9 | 13.4 | 12.5 | 10.2 |
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| Armenia | 2.9 | ||||||
| Aruba | |||||||
| Australia | 4.1 | 3.6 | 2.8 | 2.8 |
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| Austria | 5.6 | 5.3 | 4.2 | 4.2 |
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| Azerbaijan | 8.8 | 8.7 | 8.7 |
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| Bahamas, The | 35.9 | 35.9 |
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| Bahrain | 5.0 | 5.2 | 5.2 |
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| Bangladesh | 14.7 | ||||||
| Barbados | |||||||
| Belarus | 9.1 | 9.0 | 8.0 | 8.0 |
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| Belgium | 5.6 | 5.3 | 4.2 | 4.2 |
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| Belize | 10.4 | 10.5 | 10.5 | 10.3 |
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| Benin | 11.9 | 11.9 | 11.9 | 11.9 |
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| Bermuda | 17.5 | 17.4 | 17.4 | 17.4 |
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| Bhutan | |||||||
| Bolivia | 8.3 | 10.2 | 11.1 | 11.1 |
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| Bosnia and Herzegovina | 5.7 | 6.8 | 5.7 | 5.7 |
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| Botswana | 7.5 | 7.8 | 7.7 | 7.4 |
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| Brazil | 13.2 | 13.7 | 13.8 | 13.8 |
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| Brunei Darussalam | 2.5 | 2.5 |
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| Bulgaria | 5.6 | 5.3 | 4.2 | 4.2 |
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| Burkina Faso | 11.9 | 11.9 | 11.9 | 11.9 |
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| Burundi | 12.7 | 12.5 | 12.5 | 12.4 |
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| Cambodia | 14.2 | ||||||
| Cameroon | 17.6 | 17.8 |
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| Canada | 4.8 | 4.7 | 2.7 |
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| Cape Verde | 10.3 | 10.3 | 10.1 | 10.1 |
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| Cayman Islands | |||||||
| Central African Republic | |||||||
| Chad | 17.7 | 17.7 |
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| Chile | 6.0 | 6.0 | 6.0 |
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| China | 9.7 | 9.7 | 9.7 | 9.7 |
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| Colombia | 12.5 | 12.5 | 12.5 | 8.4 |
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| Comoros | 11.3 | 11.3 | 11.3 |
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| Congo, Dem. Rep. | 12.0 | 12.0 |
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| Congo, Rep. | |||||||
| Costa Rica | 5.4 | 5.4 |
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| Cote d'Ivoire | 11.9 | 11.9 | 11.9 | 11.9 |
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| Croatia | 4.6 | 4.7 | 4.6 | 4.6 |
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| Cuba | 10.8 | 10.7 | 10.7 | 10.7 |
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| Curacao | |||||||
| Cyprus | 5.6 | 5.3 | 4.2 | 4.2 |
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| Czech Republic | 5.6 | 5.3 | 4.2 | 4.2 |
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| Denmark | 5.6 | 5.3 | 4.2 | 4.2 |
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| Djibouti | 20.9 | 21.0 |
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| Dominica | 9.9 | ||||||
| Dominican Republic | 8.6 | 7.0 |
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| Ecuador | 11.3 | 11.2 | 11.2 | 10.0 |
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| Egypt, Arab Rep. | 17.3 | 17.3 |
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| El Salvador | 5.9 | 5.9 | 5.9 |
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| Equatorial Guinea | |||||||
| Eritrea | |||||||
| Estonia | 5.6 | 5.3 | 4.2 | 4.2 |
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| Ethiopia | 17.3 | 17.3 | 17.3 | 17.3 |
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| Faeroe Islands | |||||||
| Fiji | 9.4 | 13.5 | 10.2 | 10.1 |
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| Finland | 5.6 | 5.3 | 4.2 | 4.2 |
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| France | 5.6 | 5.3 | 4.2 | 4.2 |
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| French Polynesia | 10.8 | 10.7 | 10.7 |
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| Gabon | 17.6 | 17.6 |
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| Gambia, The | 19.0 | 19.0 | 14.0 |
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| Georgia | 1.0 | 1.2 | 1.0 | 1.3 |
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| Germany | 5.6 | 5.3 | 4.2 | 4.2 |
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| Ghana | 13.0 | 13.0 |
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| Greece | 5.6 | 5.3 | 4.2 | 4.2 |
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| Greenland | |||||||
| Grenada | 10.2 | 10.3 | 10.3 |
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| Guam | |||||||
| Guatemala | 5.5 | 5.5 | 5.5 | 5.5 |
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| Guinea | 11.8 | 11.8 | 11.8 |
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| Guinea-Bissau | 11.9 | 11.9 | 11.9 | 11.9 |
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| Guyana | 10.9 | 10.9 | 10.9 |
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| Haiti | 2.8 | 2.8 | 4.8 |
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| Honduras | 5.6 | 5.5 |
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| Hong Kong SAR, China | 0.0 | 0.0 | 0.0 | 0.0 |
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| Hungary | 5.6 | 5.3 | 4.2 | 4.2 |
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| Iceland | 7.6 | 6.3 | 2.8 | 2.8 |
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| India | 12.5 | 14.0 |
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| Indonesia | 6.8 | 6.7 | 6.7 |
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| Iran, Islamic Rep. | 26.0 | 26.6 |
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| Iraq | |||||||
| Ireland | 5.6 | 5.3 | 4.2 | 4.2 |
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| Isle of Man | |||||||
| Israel | 6.0 | 6.9 |
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| Italy | 5.6 | 5.3 | 4.2 | 4.2 |
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| Jamaica | 7.3 | 7.3 |
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| Japan | 4.9 | 4.2 | 3.1 | 3.1 |
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| Jordan | 10.8 | 10.1 |
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| Kazakhstan | 5.5 | 7.6 | 7.6 |
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| Kenya | 12.5 | 12.6 | 12.5 | 12.4 |
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| Kiribati | |||||||
| Korea, Dem. Rep. | |||||||
| Korea, Rep. | 12.2 | 12.4 |
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| Kosovo | |||||||
| Kuwait | 4.6 | 4.8 |
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| Kyrgyz Republic | 4.7 | 4.7 | 4.6 | 4.6 |
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| Lao PDR | 9.7 | ||||||
| Latvia | 5.6 | 5.3 | 4.2 | 4.2 |
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| Lebanon | |||||||
| Lesotho | 7.5 | 7.8 | 7.7 | 7.4 |
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| Liberia | |||||||
| Libya | |||||||
| Liechtenstein | |||||||
| Lithuania | 5.6 | 5.3 | 4.2 | 4.2 |
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| Luxembourg | 5.6 | 5.3 | 4.2 | 4.2 |
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| Macao SAR, China | 0.0 | 0.0 | 0.0 | 0.0 |
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| Macedonia, FYR | 7.4 | 7.2 | 6.7 | 6.7 |
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| Madagascar | 12.4 | 11.6 | 11.6 |
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| Malawi | 12.9 | 12.9 | 12.7 | 13.1 |
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| Malaysia | 6.8 | 8.6 |
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| Maldives | 20.5 | 20.5 |
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| Mali | 11.9 | 11.9 | 11.9 | 11.9 |
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| Malta | 5.6 | 5.3 | 4.2 | 4.2 |
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| Marshall Islands | |||||||
| Mauritania | |||||||
| Mauritius | 3.0 | 1.6 | 1.1 | 1.1 |
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| Mexico | 12.6 | 11.4 | 9.0 |
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| Micronesia, Fed. Sts. | |||||||
| Moldova | 4.5 | 4.4 |
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| Monaco | |||||||
| Mongolia | 5.0 | 5.0 | 5.0 |
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| Montenegro | 4.7 | 5.3 | 4.7 | 4.7 |
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| Morocco | 21.3 | 18.1 |
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| Mozambique | 10.0 | 10.0 |
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| Myanmar | 5.6 | ||||||
| Namibia | 7.5 | 7.8 | 7.7 | 7.4 |
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| Nepal | 12.3 | 12.1 | 12.1 |
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| Netherlands | 5.6 | 5.3 | 4.2 | 4.2 |
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| New Caledonia | |||||||
| New Zealand | 2.3 | 2.1 | 2.1 |
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| Nicaragua | 5.5 | 5.5 |
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| Niger | 11.9 | 11.9 | 11.9 | 11.9 |
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| Nigeria | 12.0 | 11.1 | 11.7 |
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| Northern Mariana Islands | |||||||
| Norway | 10.6 | 6.8 | 1.2 | 1.2 |
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| Oman | 5.3 | 5.7 |
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| Pakistan | 13.4 | 13.9 |
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| Palau | 3.0 | 3.0 |
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| Panama | 7.2 | 7.1 |
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| Papua New Guinea | 4.9 | 4.5 |
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| Paraguay | 10.4 | 10.4 | 10.3 | 10.4 |
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| Peru | 6.1 | 5.4 | 5.4 | 3.7 |
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| Philippines | 6.3 | 6.3 | 6.3 |
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| Poland | 5.6 | 5.3 | 4.2 | 4.2 |
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| Portugal | 5.6 | 5.3 | 4.2 | 4.2 |
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| Puerto Rico | |||||||
| Qatar | 4.9 | 5.1 |
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| Romania | 5.6 | 5.3 | 4.2 | 4.2 |
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| Russian Federation | 8.7 | 8.7 | 8.0 | 8.0 |
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| Rwanda | 18.7 | 12.5 | 12.5 | 12.4 |
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| Samoa | |||||||
| San Marino | |||||||
| Sao Tome and Principe | |||||||
| Saudi Arabia | 4.6 | 4.9 |
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| Senegal | 11.9 | 11.9 | 11.9 | 11.9 |
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| Serbia | |||||||
| Seychelles | |||||||
| Sierra Leone | 11.8 | ||||||
| Singapore | 0.1 | 0.1 | 0.0 |
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| Sint Maarten (Dutch part) | |||||||
| Slovak Republic | 5.6 | 5.3 | 4.2 | 4.2 |
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| Slovenia | 5.6 | 5.3 | 4.2 | 4.2 |
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| Solomon Islands | 10.2 | 9.2 | 9.2 |
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| Somalia | |||||||
| South Africa | 7.5 | 7.8 | 7.7 | 7.4 |
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| South Sudan | |||||||
| Spain | 5.6 | 5.3 | 4.2 | 4.2 |
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| Sri Lanka | 11.3 | 9.8 | 9.2 |
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| St. Kitts and Nevis | 9.2 | 9.3 | 9.0 | 9.0 |
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| St. Lucia | |||||||
| St. Martin (French part) | |||||||
| St. Vincent and the Grenadines | |||||||
| Sudan | 20.4 | 20.4 | 19.9 | 19.9 |
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| Suriname | 10.3 | ||||||
| Swaziland | 7.5 | 7.8 | 7.7 | 7.4 |
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| Sweden | 5.6 | 5.3 | 4.2 | 4.2 |
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| Switzerland | 9.0 | 5.0 | 0.0 | 0.0 |
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| Syrian Arab Republic | 14.0 | 14.0 |
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| Tajikistan | 7.6 | ||||||
| Tanzania | 12.5 | 12.5 | 12.5 | 12.4 |
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| Thailand | 9.7 | 10.4 |
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| Timor-Leste | |||||||
| Togo | 11.9 | 11.9 | 11.9 | 11.9 |
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| Tonga | 11.8 | 11.8 | 11.8 |
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| Trinidad and Tobago | 7.7 | ||||||
| Tunisia | 21.5 | ||||||
| Turkey | 9.8 | 9.7 | 10.1 | 9.8 |
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| Turkmenistan | |||||||
| Turks and Caicos Islands | |||||||
| Tuvalu | 7.7 | ||||||
| Uganda | 12.5 | 12.5 | 12.5 | 12.4 |
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| Ukraine | 5.1 | 4.5 | 4.6 | 4.4 |
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| United Arab Emirates | 4.7 | 5.3 |
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| United Kingdom | 5.6 | 5.3 | 4.2 | 4.2 |
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| United States | 3.7 | 3.6 | 3.8 | 3.6 |
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| Uruguay | 10.5 | 10.5 | 10.6 | 10.5 |
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| Uzbekistan | 14.7 | 14.5 |
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| Vanuatu | 14.0 | 16.4 |
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| Venezuela, RB | 13.3 | 13.3 | 13.1 | 13.3 |
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| Vietnam | 10.8 | 9.8 |
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| Virgin Islands (U.S.) | |||||||
| West Bank and Gaza | |||||||
| Yemen, Rep. | 7.1 | 7.1 |
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| Zambia | 13.5 | 13.4 | 13.2 |
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| Zimbabwe |