| Country name | 2007 | 2008 | 2009 | 2010 | 2011 | ||
|---|---|---|---|---|---|---|---|
| Afghanistan | 36.4 | 36.4 | 36.4 | 36.4 | 36.4 |
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| Albania | 46.8 | 50.5 | 44.6 | 40.6 | 38.5 |
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| Algeria | 74.2 | 74.2 | 72.0 | 72.0 | 72.0 |
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| American Samoa | |||||||
| Andorra | |||||||
| Angola | 53.2 | 53.2 | 53.2 | 53.2 | 53.2 |
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| Antigua and Barbuda | 46.8 | 46.8 | 41.5 | 41.5 | 41.5 |
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| Argentina | 108.1 | 108.1 | 108.1 | 108.2 | 108.2 |
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| Armenia | 40.7 | 40.7 | 40.7 | 40.7 | 40.9 |
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| Aruba | |||||||
| Australia | 50.6 | 50.3 | 47.9 | 47.9 | 47.7 |
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| Austria | 53.0 | 53.0 | 53.9 | 53.9 | 53.1 |
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| Azerbaijan | 40.9 | 40.9 | 40.9 | 40.9 | 40.0 |
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| Bahamas, The | 46.1 | 46.1 | 46.1 | 46.1 | 47.7 |
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| Bahrain | 15.0 | 15.0 | 15.0 | 15.0 | 15.0 |
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| Bangladesh | 37.0 | 36.1 | 35.0 | 35.0 | 35.0 |
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| Barbados | |||||||
| Belarus | 120.8 | 117.5 | 99.7 | 80.4 | 62.8 |
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| Belgium | 58.0 | 58.1 | 57.3 | 57.0 | 57.3 |
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| Belize | 34.8 | 33.2 | 33.2 | 33.2 | 33.2 |
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| Benin | 73.3 | 73.2 | 73.3 | 66.0 | 66.0 |
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| Bermuda | |||||||
| Bhutan | 40.8 | 40.8 | 40.8 | 40.8 | 40.8 |
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| Bolivia | 80.0 | 80.0 | 80.0 | 80.0 | 80.0 |
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| Bosnia and Herzegovina | 44.1 | 44.1 | 27.1 | 23.0 | 25.0 |
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| Botswana | 17.2 | 17.1 | 17.1 | 19.5 | 19.4 |
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| Brazil | 69.1 | 69.2 | 67.3 | 67.1 | 67.1 |
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| Brunei Darussalam | 37.4 | 37.4 | 30.3 | 17.3 | 16.8 |
|
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| Bulgaria | 36.7 | 34.9 | 31.4 | 29.0 | 28.1 |
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| Burkina Faso | 47.6 | 47.1 | 44.9 | 44.9 | 43.6 |
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| Burundi | 278.7 | 278.7 | 278.6 | 153.4 | 46.2 |
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| Cambodia | 22.6 | 22.6 | 22.7 | 22.5 | 22.5 |
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| Cameroon | 51.1 | 50.7 | 49.1 | 49.1 | 49.1 |
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| Canada | 45.9 | 45.4 | 43.6 | 29.2 | 28.8 |
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| Cape Verde | 53.1 | 53.1 | 49.7 | 37.1 | 37.8 |
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| Cayman Islands | |||||||
| Central African Republic | 203.8 | 203.8 | 203.8 | 203.8 | 54.6 |
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| Chad | 63.7 | 61.0 | 60.9 | 65.4 | 65.4 |
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| Chile | 25.6 | 25.6 | 25.3 | 25.0 | 25.0 |
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| China | 81.2 | 79.9 | 63.8 | 63.5 | 63.5 |
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| Colombia | 82.6 | 78.4 | 78.7 | 78.7 | 74.8 |
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| Comoros | 217.9 | 217.9 | 217.9 | 217.9 | 217.9 |
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| Congo, Dem. Rep. | 288.7 | 288.7 | 293.3 | 339.7 | 339.7 |
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| Congo, Rep. | 65.4 | 65.5 | 65.5 | 65.5 | 65.9 |
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| Costa Rica | 54.8 | 54.8 | 54.8 | 55.0 | 55.0 |
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| Cote d'Ivoire | 45.4 | 45.4 | 44.7 | 44.4 | 44.3 |
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| Croatia | 32.5 | 32.5 | 32.5 | 32.5 | 32.3 |
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| Cuba | |||||||
| Curacao | |||||||
| Cyprus | 22.6 | 22.6 | 23.2 | 23.1 |
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||
| Czech Republic | 48.6 | 48.6 | 47.2 | 48.8 | 49.1 |
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| Denmark | 33.3 | 29.9 | 29.2 | 29.3 | 27.5 |
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| Djibouti | 38.7 | 38.7 | 38.7 | 38.7 | 38.7 |
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| Dominica | 37.3 | 37.3 | 37.3 | 37.3 | 37.5 |
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| Dominican Republic | 40.2 | 35.7 | 39.0 | 40.7 | 41.7 |
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| Ecuador | 35.3 | 34.9 | 34.9 | 35.3 | 35.3 |
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| Egypt, Arab Rep. | 45.1 | 44.0 | 43.0 | 42.6 | 43.6 |
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| El Salvador | 34.8 | 34.9 | 35.0 | 35.0 | 35.0 |
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| Equatorial Guinea | 46.0 | 46.0 | 46.0 | 46.0 | 46.0 |
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| Eritrea | 84.5 | 84.5 | 84.5 | 84.5 | 84.5 |
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| Estonia | 49.2 | 48.6 | 49.1 | 49.6 | 58.6 |
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| Ethiopia | 31.1 | 31.1 | 31.1 | 31.1 | 31.1 |
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| Faeroe Islands | |||||||
| Fiji | 41.5 | 41.5 | 41.2 | 39.3 | 38.3 |
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| Finland | 47.8 | 47.8 | 47.7 | 40.8 | 39.0 |
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| France | 65.9 | 65.4 | 65.8 | 65.8 | 65.7 |
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| French Polynesia | |||||||
| Gabon | 44.7 | 44.7 | 44.7 | 43.5 | 43.5 |
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| Gambia, The | 292.4 | 292.4 | 292.4 | 292.3 | 283.5 |
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| Georgia | 38.6 | 38.6 | 15.3 | 15.3 | 16.5 |
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| Germany | 50.1 | 50.5 | 44.9 | 48.2 | 46.7 |
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| Ghana | 32.9 | 32.7 | 32.7 | 32.7 | 33.6 |
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| Greece | 49.6 | 47.4 | 47.4 | 47.2 | 46.4 |
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| Greenland | |||||||
| Grenada | 45.3 | 45.3 | 45.3 | 45.3 | 45.3 |
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| Guam | |||||||
| Guatemala | 36.5 | 40.9 | 40.9 | 40.9 | 40.9 |
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| Guinea | 49.9 | 49.9 | 49.9 | 54.6 | 54.3 |
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| Guinea-Bissau | 45.9 | 45.9 | 45.9 | 45.9 | 45.9 |
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| Guyana | 39.3 | 39.7 | 39.1 | 39.1 | 36.1 |
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| Haiti | 40.8 | 40.8 | 40.8 | 40.8 | 40.8 |
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| Honduras | 44.5 | 44.4 | 44.4 | 44.4 | 44.0 |
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| Hong Kong SAR, China | 24.4 | 24.2 | 23.1 | 23.0 | 23.0 |
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| Hungary | 56.2 | 57.5 | 57.5 | 53.3 | 52.4 |
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| Iceland | 27.2 | 26.8 | 25.0 | 26.8 | 31.8 |
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| India | 71.5 | 69.0 | 64.7 | 63.3 | 61.8 |
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| Indonesia | 37.3 | 37.3 | 37.6 | 37.3 | 34.5 |
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| Iran, Islamic Rep. | 44.2 | 44.2 | 44.2 | 44.1 | 44.1 |
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| Iraq | 28.4 | 28.4 | 28.4 | 28.4 | 28.4 |
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| Ireland | 26.4 | 26.3 | 26.5 | 26.3 | 26.3 |
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| Isle of Man | |||||||
| Israel | 36.0 | 33.9 | 32.6 | 31.7 | 31.2 |
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| Italy | 76.2 | 73.3 | 68.4 | 68.6 | 68.5 |
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| Jamaica | 51.3 | 51.3 | 51.3 | 50.1 | 45.6 |
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| Japan | 53.3 | 55.6 | 55.9 | 48.6 | 49.1 |
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| Jordan | 31.1 | 31.1 | 31.1 | 31.2 | 27.7 |
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| Kazakhstan | 40.3 | 40.4 | 34.7 | 28.6 | 28.6 |
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| Kenya | 49.7 | 49.7 | 49.7 | 49.7 | 49.6 |
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| Kiribati | 31.8 | 31.8 | 31.8 | 31.8 | 31.8 |
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| Korea, Dem. Rep. | |||||||
| Korea, Rep. | 31.2 | 33.5 | 31.9 | 29.8 | 29.7 |
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| Kosovo | 28.3 | 16.5 | 15.4 |
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| Kuwait | 14.4 | 14.4 | 15.5 | 15.5 | 15.5 |
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| Kyrgyz Republic | 61.4 | 61.4 | 59.4 | 73.2 | 69.0 |
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| Lao PDR | 35.5 | 33.7 | 33.7 | 33.7 | 33.3 |
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| Latvia | 37.3 | 37.6 | 38.5 | 38.5 | 37.9 |
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| Lebanon | 35.4 | 36.0 | 30.2 | 30.2 | 30.2 |
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| Lesotho | 20.4 | 18.0 | 18.5 | 19.6 | 16.0 |
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| Liberia | 43.7 | 43.7 | 43.7 | 43.7 | 43.7 |
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| Libya | |||||||
| Liechtenstein | |||||||
| Lithuania | 47.3 | 46.5 | 44.5 | 46.0 | 43.9 |
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| Luxembourg | 21.1 | 20.9 | 20.8 | 20.9 | 20.8 |
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| Macao SAR, China | |||||||
| Macedonia, FYR | 21.6 | 18.4 | 16.4 | 10.1 | 9.7 |
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| Madagascar | 46.5 | 42.8 | 39.2 | 37.7 | 36.6 |
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| Malawi | 32.2 | 31.4 | 25.8 | 25.1 | 28.2 |
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| Malaysia | 36.0 | 34.5 | 34.2 | 33.7 | 34.0 |
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| Maldives | 9.3 | 9.3 | 9.3 | 9.3 | 9.3 |
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| Mali | 52.2 | 52.2 | 52.1 | 52.2 | 51.8 |
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| Malta | |||||||
| Marshall Islands | 64.9 | 64.9 | 64.9 | 64.9 | 64.9 |
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| Mauritania | 94.8 | 85.9 | 85.9 | 68.3 | 68.3 |
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| Mauritius | 21.7 | 22.2 | 22.9 | 24.1 | 25.0 |
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| Mayotte | |||||||
| Mexico | 52.3 | 51.5 | 51.0 | 50.5 | 52.7 |
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| Micronesia, Fed. Sts. | 58.7 | 58.7 | 58.7 | 58.7 | 58.7 |
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| Moldova | 42.6 | 42.1 | 31.1 | 30.9 | 31.3 |
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| Monaco | |||||||
| Mongolia | 39.8 | 33.8 | 24.3 | 24.3 | 24.6 |
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| Montenegro | 31.6 | 31.8 | 28.9 | 26.6 | 22.3 |
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| Morocco | 52.9 | 52.9 | 49.3 | 49.6 | 49.6 |
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| Mozambique | 34.3 | 34.3 | 34.3 | 34.3 | 34.3 |
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| Myanmar | |||||||
| Namibia | 13.2 | 10.4 | 9.6 | 9.6 | 9.8 |
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| Nepal | 32.8 | 34.1 | 32.5 | 31.7 | 31.5 |
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| Netherlands | 42.6 | 39.1 | 39.3 | 40.5 | 40.5 |
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| New Caledonia | |||||||
| New Zealand | 35.1 | 35.6 | 32.8 | 34.3 | 34.4 |
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| Nicaragua | 63.5 | 63.2 | 63.2 | 63.2 | 66.8 |
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| Niger | 42.4 | 42.3 | 46.5 | 46.5 | 43.8 |
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| Nigeria | 32.2 | 32.2 | 32.2 | 32.2 | 32.7 |
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| Northern Mariana Islands | |||||||
| Norway | 42.0 | 41.6 | 41.6 | 41.6 | 41.6 |
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| Oman | 21.6 | 21.6 | 21.6 | 21.6 | 22.0 |
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| Pakistan | 40.7 | 28.9 | 31.6 | 31.6 | 35.3 |
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| Palau | 73.0 | 73.0 | 73.0 | 73.0 | 73.0 |
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| Panama | 50.3 | 48.7 | 48.7 | 48.7 | 45.2 |
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| Papua New Guinea | 41.7 | 41.7 | 42.3 | 42.3 | 42.3 |
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| Paraguay | 35.3 | 35.0 | 35.0 | 35.0 | 35.0 |
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| Peru | 41.5 | 41.2 | 40.3 | 40.2 | 40.7 |
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| Philippines | 51.3 | 49.4 | 49.4 | 45.8 | 46.5 |
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| Poland | 44.0 | 47.0 | 43.8 | 44.1 | 43.6 |
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| Portugal | 44.8 | 43.6 | 42.9 | 43.3 | 43.3 |
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| Puerto Rico | 57.6 | 60.6 | 60.6 | 63.6 | 63.1 |
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| Qatar | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 |
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| Romania | 46.9 | 46.8 | 46.4 | 44.9 | 44.4 |
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| Russian Federation | 51.2 | 48.3 | 48.3 | 46.5 | 46.9 |
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| Rwanda | 33.8 | 33.7 | 31.3 | 31.3 | 31.3 |
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| Samoa | 19.8 | 18.9 | 18.9 | 18.9 | 18.9 |
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| San Marino | |||||||
| Sao Tome and Principe | 48.7 | 47.2 | 47.2 | 33.3 | 32.5 |
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| Saudi Arabia | 14.5 | 14.5 | 14.5 | 14.5 | 14.5 |
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| Senegal | 46.0 | 46.0 | 46.0 | 46.0 | 46.0 |
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| Serbia | 35.8 | 34.0 | 34.0 | 34.0 | 34.0 |
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| Seychelles | 48.4 | 46.6 | 44.1 | 44.1 | 32.2 |
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| Sierra Leone | 235.6 | 235.6 | 235.6 | 235.6 | 32.1 |
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| Singapore | 23.2 | 27.9 | 27.8 | 25.4 | 27.1 |
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| Sint Maarten (Dutch part) | |||||||
| Slovak Republic | 48.4 | 47.4 | 48.6 | 48.7 | 48.8 |
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| Slovenia | 39.2 | 36.7 | 37.5 | 35.4 | 34.7 |
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| Solomon Islands | 26.1 | 26.1 | 26.1 | 26.2 | 26.2 |
|
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| Somalia | |||||||
| South Africa | 37.1 | 34.2 | 30.2 | 30.5 | 33.1 |
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| South Sudan | |||||||
| Spain | 62.0 | 60.2 | 56.9 | 56.5 | 38.7 |
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| Sri Lanka | 61.8 | 61.8 | 61.8 | 91.0 | 105.2 |
|
|
| St. Kitts and Nevis | 52.6 | 52.7 | 52.7 | 52.7 | 52.7 |
|
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| St. Lucia | 34.0 | 34.0 | 34.4 | 34.0 | 34.4 |
|
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| St. Martin (French part) | |||||||
| St. Vincent and the Grenadines | 45.0 | 42.6 | 41.0 | 38.7 | 38.7 |
|
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| Sudan | 36.1 | 36.1 | 36.1 | 36.1 | 36.1 |
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| Suriname | 27.9 | 27.9 | 27.9 | 27.9 | 27.9 |
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| Swaziland | 36.6 | 36.6 | 36.6 | 36.8 | 36.8 |
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| Sweden | 54.5 | 54.5 | 54.6 | 52.8 | 52.8 |
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| Switzerland | 29.1 | 28.9 | 29.7 | 30.1 | 30.1 |
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| Syrian Arab Republic | 43.3 | 39.8 | 39.7 | 39.7 | 39.7 |
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| Tajikistan | 80.0 | 83.4 | 83.8 | 84.0 | 84.5 |
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| Tanzania | 44.3 | 45.1 | 45.2 | 45.2 | 45.5 |
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| Thailand | 37.7 | 37.8 | 37.2 | 37.4 | 37.5 |
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| Timor-Leste | 28.3 | 28.3 | 0.2 | 0.2 | 0.2 |
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| Togo | 52.9 | 52.9 | 52.7 | 50.8 | 49.5 |
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| Tonga | 27.5 | 27.5 | 27.5 | 25.5 | 25.7 |
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| Trinidad and Tobago | 33.1 | 33.1 | 33.1 | 33.1 | 29.1 |
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| Tunisia | 61.0 | 59.1 | 62.8 | 62.8 | 62.9 |
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| Turkey | 45.1 | 45.5 | 44.5 | 44.5 | 41.1 |
|
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| Turkmenistan | |||||||
| Turks and Caicos Islands | |||||||
| Tuvalu | |||||||
| Uganda | 37.4 | 34.5 | 35.7 | 35.7 | 35.7 |
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| Ukraine | 56.6 | 57.2 | 57.2 | 55.5 | 57.1 |
|
|
| United Arab Emirates | 14.4 | 14.4 | 14.1 | 14.1 | 14.1 |
|
|
| United Kingdom | 35.7 | 35.3 | 35.9 | 37.3 | 37.3 |
|
|
| United States | 46.2 | 46.6 | 46.3 | 46.8 | 46.7 |
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| Uruguay | 71.4 | 43.2 | 42.0 | 42.0 | 42.0 |
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| Uzbekistan | 90.3 | 89.8 | 94.8 | 95.6 | 97.5 |
|
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| Vanuatu | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 |
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| Venezuela, RB | 54.6 | 56.6 | 61.1 | 52.6 | 63.5 |
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| Vietnam | 40.0 | 40.1 | 40.1 | 33.1 | 40.1 |
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| Virgin Islands (U.S.) | |||||||
| West Bank and Gaza | 17.1 | 16.8 | 16.8 | 16.8 | 16.8 |
|
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| Yemen, Rep. | 47.9 | 47.8 | 47.8 | 47.8 | 32.9 |
|
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| Zambia | 16.1 | 14.4 | 16.1 | 16.1 | 14.5 |
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| Zimbabwe | 52.5 | 63.1 | 39.4 | 40.3 | 35.6 |
|