| Country | Value |
|---|---|
| Afghanistan | 3.82 |
| Albania | 14.93 |
| Algeria | 7.17 |
| Andorra | 22.86 |
| Angola | 3.84 |
| Antigua and Barbuda | 12.35 |
| Argentina | 14.97 |
| Armenia | 14.1 |
| Australia | 19.46 |
| Austria | 23.52 |
| Azerbaijan | 8.24 |
| Bahamas | 11.24 |
| Bahrain | 3.38 |
| Bangladesh | 6.89 |
| Barbados | 15.78 |
| Belarus | 19.31 |
| Belgium | 23.81 |
| Belize | 5.74 |
| Benin | 4.54 |
| Bhutan | 6.9 |
| Bolivia | 7.28 |
| Bosnia and Herzegovina | 20.52 |
| Botswana | 5.63 |
| Brazil | 10.81 |
| Brunei Darussalam | 7.0 |
| Bulgaria | 26.11 |
| Burkina Faso | 3.88 |
| Burundi | 3.87 |
| Cabo Verde | 7.1 |
| Cambodia | 7.67 |
| Cameroon | 4.89 |
| Canada | 20.82 |
| Central African Republic | 5.74 |
| Chad | 3.8 |
| Chile | 13.8 |
| China | 13.42 |
| Colombia | 9.19 |
| Comoros | 4.5 |
| Congo | 5.13 |
| Cook Islands | 9.1 |
| Costa Rica | 10.15 |
| civ | 5.1 |
| Croatia | 24.69 |
| Cuba | 17.95 |
| Cyprus | 16.92 |
| Czech Republic | 23.23 |
| Democratic People's Republic of Korea | 12.74 |
| Democratic Republic of the Congo | 4.51 |
| Denmark | 23.9 |
| Djibouti | 5.96 |
| Dominica | 12.35 |
| Dominican Republic | 8.97 |
| Ecuador | 9.21 |
| Egypt | 8.62 |
| El Salvador | 9.64 |
| Equatorial Guinea | 4.53 |
| Eritrea | 3.73 |
| Estonia | 23.92 |
| Ethiopia | 5.17 |
| Fiji | 8.38 |
| Finland | 25.9 |
| France | 23.82 |
| Gabon | 7.38 |
| Gambia | 3.72 |
| Georgia | 19.47 |
| Germany | 26.72 |
| Ghana | 5.4 |
| Greece | 25.41 |
| Grenada | 9.72 |
| Guatemala | 6.56 |
| Guinea | 5.0 |
| Guinea-Bissau | 5.1 |
| Guyana | 5.18 |
| Haiti | 6.7 |
| Honduras | 6.41 |
| Hungary | 23.41 |
| Iceland | 17.62 |
| India | 8.1 |
| Indonesia | 7.86 |
| Iran | 7.82 |
| Iraq | 4.95 |
| Ireland | 16.59 |
| Israel | 15.15 |
| Italy | 26.97 |
| Jamaica | 10.98 |
| Japan | 31.92 |
| Jordan | 5.3 |
| Kazakhstan | 10.0 |
| Kenya | 4.25 |
| Kiribati | 8.84 |
| Kuwait | 3.8 |
| Kyrgyzstan | 6.34 |
| Lao People's Democratic Republic | 5.76 |
| Latvia | 24.24 |
| Lebanon | 12.0 |
| Lesotho | 6.31 |
| Liberia | 4.76 |
| Libya | 6.96 |
| Lithuania | 20.57 |
| Luxembourg | 19.15 |
| Madagascar | 4.45 |
| Malawi | 4.92 |
| Malaysia | 8.21 |
| Maldives | 6.65 |
| Mali | 4.29 |
| Malta | 22.87 |
| Marshall Islands | 8.84 |
| Mauritania | 4.94 |
| Mauritius | 13.23 |
| Mexico | 9.18 |
| Micronesia | 6.67 |
| Monaco | 23.82 |
| Mongolia | 5.8 |
| Montenegro | 18.58 |
| Morocco | 7.61 |
| Mozambique | 5.0 |
| Myanmar | 8.15 |
| Namibia | 5.38 |
| Nauru | 8.84 |
| Nepal | 7.65 |
| Netherlands | 23.0 |
| New Zealand | 19.0 |
| Nicaragua | 6.59 |
| Niger | 4.26 |
| Nigeria | 4.49 |
| Niue | 9.1 |
| Norway | 21.41 |
| Oman | 3.99 |
| Pakistan | 6.44 |
| Palau | 8.84 |
| Panama | 10.13 |
| Papua New Guinea | 4.79 |
| Paraguay | 8.0 |
| Peru | 9.12 |
| Philippines | 6.21 |
| Poland | 20.48 |
| Portugal | 24.39 |
| Qatar | 1.73 |
| Republic of Korea | 16.58 |
| Republic of Moldova | 16.72 |
| Romania | 20.66 |
| Russian Federation | 18.6 |
| Rwanda | 3.94 |
| Saint Kitts and Nevis | 12.35 |
| Saint Lucia | 12.13 |
| Saint Vincent and the Grenadines | 9.92 |
| Samoa | 7.39 |
| San Marino | 26.97 |
| Sao Tome and Principe | 4.76 |
| Saudi Arabia | 4.59 |
| Senegal | 4.57 |
| Serbia | 20.52 |
| Seychelles | 10.1 |
| Sierra Leone | 4.41 |
| Singapore | 15.13 |
| Slovakia | 18.6 |
| Slovenia | 23.16 |
| Solomon Islands | 5.1 |
| Somalia | 4.46 |
| South Africa | 8.44 |
| South Sudan | 5.26 |
| Spain | 22.86 |
| Sri Lanka | 12.4 |
| Sudan | 4.99 |
| Suriname | 9.55 |
| Swaziland | 5.34 |
| Sweden | 25.32 |
| Switzerland | 23.25 |
| Syrian Arab Republic | 6.1 |
| Tajikistan | 4.8 |
| Thailand | 13.96 |
| The former Yugoslav Republic of Macedonia | 17.56 |
| Timor-Leste | 5.16 |
| Togo | 4.44 |
| Tonga | 7.96 |
| Trinidad and Tobago | 13.18 |
| Tunisia | 10.49 |
| Turkey | 10.56 |
| Turkmenistan | 6.3 |
| Tuvalu | 9.1 |
| Uganda | 3.72 |
| Ukraine | 20.76 |
| United Arab Emirates | 0.81 |
| United Kingdom | 23.1 |
| United Republic of Tanzania | 4.89 |
| United States of America | 19.31 |
| Uruguay | 18.59 |
| Uzbekistan | 6.38 |
| Vanuatu | 6.0 |
| Venezuela | 9.17 |
| Viet Nam | 9.32 |
| Yemen | 4.54 |
| Zambia | 3.95 |
| Zimbabwe | 5.68 |
