| Country name | 2008 | 2009 | 2010 | 2011 | ||
|---|---|---|---|---|---|---|
| Sierra Leone | 18.1 | 22.2 | 20.8 | 18.8 |
|
|
| United States | 16.6 | 17.7 | 17.6 | 17.9 |
|
|
| Marshall Islands | 18.8 | 18.9 | 17.1 | 16.5 |
|
|
| Liberia | 11.8 | 18.1 | 16.4 | 19.5 |
|
|
| Tuvalu | 13.8 | 13.3 | 14.5 | 17.3 |
|
|
| Micronesia, Fed. Sts. | 12.8 | 13.3 | 13.6 | 13.4 |
|
|
| Netherlands | 11.0 | 12.0 | 12.1 | 12.0 |
|
|
| Moldova | 11.4 | 12.5 | 11.7 | 11.4 |
|
|
| France | 11.0 | 11.7 | 11.7 | 11.6 |
|
|
| Palau | 11.1 | 10.8 | 11.5 | 10.6 |
|
|
| Lesotho | 9.5 | 10.5 | 11.5 | 12.8 |
|
|
| Germany | 10.7 | 11.7 | 11.5 | 11.1 |
|
|
| Canada | 10.3 | 11.4 | 11.4 | 11.2 |
|
|
| Denmark | 10.2 | 11.5 | 11.1 | 11.2 |
|
|
| Austria | 10.5 | 11.1 | 11.0 | 10.6 |
|
|
| Switzerland | 10.3 | 11.0 | 10.9 | 10.9 |
|
|
| Greece | 10.9 | 11.2 | 10.8 | 10.8 |
|
|
| Portugal | 10.2 | 10.8 | 10.7 | 10.4 |
|
|
| Kiribati | 12.5 | 12.2 | 10.7 | 10.1 |
|
|
| Belgium | 10.0 | 10.7 | 10.5 | 10.6 |
|
|
| Afghanistan | 7.7 | 8.0 | 10.4 | 9.6 |
|
|
| Rwanda | 9.2 | 10.0 | 10.4 | 10.8 |
|
|
| Serbia | 10.4 | 10.5 | 10.4 | 10.4 |
|
|
| Costa Rica | 9.3 | 10.3 | 10.3 | 10.9 |
|
|
| Bosnia and Herzegovina | 8.9 | 10.2 | 10.2 | 10.2 |
|
|
| Cuba | 10.8 | 11.7 | 10.2 | 10.0 |
|
|
| Georgia | 9.0 | 10.2 | 10.2 | 9.9 |
|
|
| New Zealand | 9.3 | 10.0 | 10.1 | 10.1 |
|
|
| Nicaragua | 9.3 | 10.1 | 9.9 | 10.1 |
|
|
| Spain | 8.9 | 9.6 | 9.6 | 9.4 |
|
|
| United Kingdom | 8.7 | 9.7 | 9.6 | 9.3 |
|
|
| Paraguay | 6.2 | 8.3 | 9.6 | 9.7 |
|
|
| Sweden | 9.2 | 9.9 | 9.6 | 9.4 |
|
|
| Italy | 9.0 | 9.5 | 9.5 | 9.5 |
|
|
| Norway | 8.6 | 9.7 | 9.3 | 9.1 |
|
|
| Iceland | 9.1 | 9.6 | 9.3 | 9.1 |
|
|
| Japan | 8.6 | 9.5 | 9.2 | 9.3 |
|
|
| Ireland | 8.8 | 9.4 | 9.2 | 9.4 |
|
|
| Uganda | 8.8 | 9.3 | 9.2 | 9.5 |
|
|
| Burundi | 9.4 | 9.1 | 9.1 | 8.7 |
|
|
| Australia | 8.8 | 9.0 | 9.0 | 9.0 |
|
|
| Slovak Republic | 8.0 | 9.2 | 9.0 | 8.7 |
|
|
| Brazil | 8.3 | 8.8 | 9.0 | 8.9 |
|
|
| Slovenia | 8.3 | 9.2 | 9.0 | 9.1 |
|
|
| Montenegro | 8.0 | 9.4 | 9.0 | 9.3 |
|
|
| Finland | 8.3 | 9.2 | 9.0 | 8.9 |
|
|
| Honduras | 8.4 | 9.1 | 8.7 | 8.6 |
|
|
| Panama | 7.3 | 8.1 | 8.7 | 8.2 |
|
|
| South Africa | 8.0 | 8.7 | 8.7 | 8.5 |
|
|
| Iraq | 4.9 | 8.5 | 8.5 | 8.3 |
|
|
| Malta | 8.2 | 8.3 | 8.5 | 8.7 |
|
|
| Malawi | 8.8 | 8.9 | 8.4 | 8.4 |
|
|
| Jordan | 8.8 | 9.5 | 8.3 | 8.4 |
|
|
| Argentina | 8.3 | 9.4 | 8.3 | 8.1 |
|
|
| Uruguay | 8.0 | 8.4 | 8.1 | 8.0 |
|
|
| Ecuador | 7.2 | 8.2 | 7.9 | 7.3 |
|
|
| Djibouti | 7.2 | 7.7 | 7.9 | 7.9 |
|
|
| Luxembourg | 7.2 | 8.2 | 7.9 | 7.7 |
|
|
| Ukraine | 6.6 | 7.8 | 7.8 | 7.2 |
|
|
| Croatia | 7.8 | 7.8 | 7.8 | 7.8 |
|
|
| Hungary | 7.5 | 7.7 | 7.8 | 7.7 |
|
|
| Swaziland | 8.0 | 8.7 | 7.8 | 8.0 |
|
|
| Israel | 7.7 | 7.7 | 7.7 | 7.7 |
|
|
| St. Lucia | 7.6 | 8.2 | 7.7 | 7.2 |
|
|
| Bulgaria | 7.0 | 7.2 | 7.6 | 7.3 |
|
|
| Bahamas, The | 7.3 | 7.5 | 7.5 | 7.7 |
|
|
| Sao Tome and Principe | 6.9 | 8.3 | 7.5 | 7.7 |
|
|
| Congo, Dem. Rep. | 7.3 | 9.1 | 7.5 | 8.5 |
|
|
| Czech Republic | 6.8 | 8.0 | 7.5 | 7.4 |
|
|
| Togo | 6.5 | 7.2 | 7.5 | 8.0 |
|
|
| Solomon Islands | 5.6 | 7.9 | 7.4 | 8.8 |
|
|
| Chile | 7.1 | 7.7 | 7.4 | 7.5 |
|
|
| Burkina Faso | 8.6 | 7.3 | 7.4 | 6.5 |
|
|
| Cyprus | 6.9 | 7.2 | 7.4 | 7.4 |
|
|
| Sudan | 6.9 | 7.2 | 7.2 | 8.4 |
|
|
| Andorra | 6.2 | 6.2 | 7.2 | 7.2 |
|
|
| Tanzania | 5.4 | 5.6 | 7.2 | 7.3 |
|
|
| San Marino | 7.1 | 7.3 | 7.2 | 7.2 |
|
|
| Korea, Rep. | 6.5 | 6.9 | 7.1 | 7.2 |
|
|
| Lithuania | 6.6 | 7.5 | 7.0 | 6.6 |
|
|
| Guinea-Bissau | 5.9 | 6.7 | 7.0 | 6.3 |
|
|
| Poland | 6.9 | 7.2 | 7.0 | 6.7 |
|
|
| El Salvador | 6.2 | 6.8 | 6.9 | 6.8 |
|
|
| Haiti | 5.5 | 6.5 | 6.9 | 7.9 |
|
|
| Guatemala | 6.9 | 7.1 | 6.9 | 6.7 |
|
|
| Vietnam | 6.6 | 7.0 | 6.8 | 6.8 |
|
|
| Barbados | 7.1 | 6.4 | 6.7 | 7.7 |
|
|
| Turkey | 6.1 | 6.7 | 6.7 | 6.7 |
|
|
| Latvia | 6.6 | 6.8 | 6.7 | 6.2 |
|
|
| Kyrgyz Republic | 6.1 | 6.8 | 6.7 | 6.5 |
|
|
| Macedonia, FYR | 6.6 | 6.5 | 6.6 | 6.6 |
|
|
| Colombia | 6.8 | 7.0 | 6.5 | 6.1 |
|
|
| Russian Federation | 5.1 | 6.2 | 6.5 | 6.2 |
|
|
| Mali | 6.7 | 6.8 | 6.5 | 6.8 |
|
|
| Estonia | 6.0 | 7.0 | 6.3 | 6.0 |
|
|
| Mexico | 5.8 | 6.4 | 6.3 | 6.2 |
|
|
| Trinidad and Tobago | 4.3 | 6.4 | 6.3 | 5.7 |
|
|
| Samoa | 5.6 | 5.4 | 6.3 | 7.0 |
|
|
| Mozambique | 5.5 | 6.2 | 6.3 | 6.6 |
|
|
| Lebanon | 7.4 | 7.1 | 6.2 | 6.3 |
|
|
| Maldives | 7.8 | 7.9 | 6.2 | 8.5 |
|
|
| Mauritius | 5.3 | 5.7 | 6.2 | 5.9 |
|
|
| Guinea | 6.1 | 6.4 | 6.2 | 6.0 |
|
|
| Cote d'Ivoire | 5.9 | 6.1 | 6.2 | 6.8 |
|
|
| Mauritania | 4.3 | 5.4 | 6.1 | 5.4 |
|
|
| Cambodia | 5.4 | 6.3 | 6.0 | 5.7 |
|
|
| Albania | 6.0 | 6.3 | 6.0 | 6.3 |
|
|
| Tajikistan | 5.6 | 5.9 | 6.0 | 5.8 |
|
|
| Zambia | 6.0 | 6.1 | 6.0 | 6.1 |
|
|
| Romania | 5.4 | 5.6 | 5.9 | 5.8 |
|
|
| Antigua and Barbuda | 4.8 | 4.9 | 5.9 | 5.9 |
|
|
| Dominica | 4.8 | 4.9 | 5.9 | 5.9 |
|
|
| Morocco | 5.4 | 5.6 | 5.9 | 6.0 |
|
|
| Grenada | 5.9 | 6.2 | 5.8 | 6.2 |
|
|
| Belize | 5.2 | 5.7 | 5.8 | 5.7 |
|
|
| Senegal | 5.8 | 5.7 | 5.8 | 6.0 |
|
|
| Timor-Leste | 8.6 | 6.9 | 5.7 | 5.1 |
|
|
| Tunisia | 5.6 | 5.8 | 5.7 | 6.2 |
|
|
| Suriname | 5.8 | 6.0 | 5.7 | 5.3 |
|
|
| Guyana | 6.7 | 6.4 | 5.6 | 5.9 |
|
|
| Yemen, Rep. | 5.4 | 6.0 | 5.6 | 5.5 |
|
|
| Uzbekistan | 5.2 | 5.7 | 5.6 | 5.4 |
|
|
| Belarus | 5.9 | 6.1 | 5.6 | 5.3 |
|
|
| Namibia | 6.9 | 7.0 | 5.5 | 5.3 |
|
|
| Mongolia | 5.8 | 5.8 | 5.5 | 5.3 |
|
|
| Bolivia | 4.9 | 5.8 | 5.5 | 4.9 |
|
|
| Dominican Republic | 5.3 | 5.4 | 5.5 | 5.4 |
|
|
| Nigeria | 6.3 | 6.8 | 5.4 | 5.3 |
|
|
| Azerbaijan | 4.4 | 5.9 | 5.3 | 5.2 |
|
|
| Comoros | 5.3 | 4.0 | 5.3 | 5.3 |
|
|
| Venezuela, RB | 5.6 | 5.8 | 5.3 | 5.2 |
|
|
| Iran, Islamic Rep. | 5.8 | 5.8 | 5.3 | 6.0 |
|
|
| Ghana | 5.6 | 5.0 | 5.2 | 4.8 |
|
|
| Vanuatu | 5.1 | 5.1 | 5.2 | 4.1 |
|
|
| Jamaica | 5.3 | 5.0 | 5.2 | 4.9 |
|
|
| Botswana | 4.4 | 4.9 | 5.1 | 5.1 |
|
|
| Cameroon | 5.1 | 4.9 | 5.1 | 5.2 |
|
|
| Nepal | 5.6 | 5.5 | 5.1 | 5.4 |
|
|
| Tonga | 6.2 | 4.6 | 5.0 | 5.3 |
|
|
| China | 4.6 | 5.1 | 5.0 | 5.2 |
|
|
| Peru | 5.7 | 5.3 | 4.9 | 4.8 |
|
|
| Niger | 5.2 | 5.3 | 4.8 | 5.3 |
|
|
| Ethiopia | 4.3 | 4.4 | 4.8 | 4.7 |
|
|
| Cape Verde | 4.6 | 5.0 | 4.8 | 4.8 |
|
|
| St. Vincent and the Grenadines | 4.7 | 5.1 | 4.7 | 4.9 |
|
|
| Egypt, Arab Rep. | 4.8 | 5.0 | 4.7 | 4.9 |
|
|
| St. Kitts and Nevis | 3.8 | 3.9 | 4.7 | 4.4 |
|
|
| Singapore | 4.5 | 5.1 | 4.5 | 4.6 |
|
|
| Armenia | 3.8 | 4.6 | 4.5 | 4.3 |
|
|
| Gambia, The | 4.0 | 4.4 | 4.4 | 4.4 |
|
|
| Malaysia | 3.8 | 4.6 | 4.4 | 3.6 |
|
|
| Kenya | 4.2 | 4.6 | 4.4 | 4.5 |
|
|
| Monaco | 3.6 | 4.2 | 4.4 | 4.4 |
|
|
| Benin | 4.2 | 4.4 | 4.3 | 4.6 |
|
|
| Algeria | 3.7 | 4.6 | 4.3 | 3.9 |
|
|
| Bahrain | 4.1 | 4.5 | 4.3 | 3.8 |
|
|
| Kazakhstan | 3.9 | 4.5 | 4.3 | 3.9 |
|
|
| Bhutan | 5.2 | 4.6 | 4.3 | 4.1 |
|
|
| Equatorial Guinea | 2.7 | 5.2 | 4.2 | 4.0 |
|
|
| Fiji | 3.6 | 4.3 | 4.2 | 3.8 |
|
|
| Philippines | 3.9 | 4.2 | 4.1 | 4.1 |
|
|
| Papua New Guinea | 4.6 | 4.2 | 4.1 | 4.3 |
|
|
| Chad | 3.6 | 4.4 | 4.0 | 4.3 |
|
|
| Saudi Arabia | 3.1 | 4.1 | 4.0 | 3.7 |
|
|
| Thailand | 4.0 | 4.2 | 3.9 | 4.1 |
|
|
| Central African Republic | 4.3 | 3.6 | 3.8 | 3.8 |
|
|
| India | 3.9 | 3.9 | 3.7 | 3.9 |
|
|
| United Arab Emirates | 3.0 | 4.4 | 3.7 | 3.3 |
|
|
| Bangladesh | 3.5 | 3.7 | 3.7 | 3.7 |
|
|
| Madagascar | 3.6 | 3.7 | 3.6 | 4.1 |
|
|
| Gabon | 2.6 | 3.7 | 3.5 | 3.2 |
|
|
| Sri Lanka | 3.5 | 3.5 | 3.5 | 3.4 |
|
|
| Syrian Arab Republic | 3.4 | 3.5 | 3.4 | 3.7 |
|
|
| Angola | 3.8 | 5.8 | 3.4 | 3.5 |
|
|
| Seychelles | 3.2 | 3.0 | 3.3 | 3.8 |
|
|
| Libya | 2.0 | 3.1 | 3.0 | 4.4 |
|
|
| Brunei Darussalam | 2.3 | 3.0 | 2.9 | 2.5 |
|
|
| Eritrea | 3.8 | 3.0 | 2.9 | 2.6 |
|
|
| Indonesia | 2.8 | 2.9 | 2.8 | 2.7 |
|
|
| Pakistan | 3.3 | 2.9 | 2.8 | 2.5 |
|
|
| Oman | 2.1 | 3.0 | 2.7 | 2.3 |
|
|
| Kuwait | 1.9 | 3.8 | 2.6 | 2.7 |
|
|
| Lao PDR | 4.1 | 3.6 | 2.6 | 2.8 |
|
|
| Turkmenistan | 1.9 | 2.4 | 2.5 | 2.7 |
|
|
| Congo, Rep. | 2.1 | 2.3 | 2.3 | 2.5 |
|
|
| South Sudan | 2.0 | 2.4 | 2.1 | 1.6 |
|
|
| Qatar | 1.9 | 2.6 | 2.1 | 1.9 |
|
|
| Myanmar | 2.0 | 2.1 | 2.0 | 2.0 |
|
|
| Hong Kong SAR, China | ||||||
| Sint Maarten (Dutch part) | ||||||
| Macao SAR, China | ||||||
| Cayman Islands | ||||||
| Guam | ||||||
| Faeroe Islands | ||||||
| St. Martin (French part) | ||||||
| Isle of Man | ||||||
| Curacao | ||||||
| Aruba | ||||||
| American Samoa | ||||||
| Puerto Rico | ||||||
| Korea, Dem. Rep. | ||||||
| Greenland | ||||||
| Kosovo | ||||||
| Northern Mariana Islands | ||||||
| Liechtenstein | ||||||
| New Caledonia | ||||||
| West Bank and Gaza | ||||||
| Bermuda | ||||||
| Virgin Islands (U.S.) | ||||||
| Turks and Caicos Islands | ||||||
| French Polynesia | ||||||
| Somalia | ||||||
| Zimbabwe |