| Country name | 1983 | 1984 | 1985 | 1986 | 1987 | ||
|---|---|---|---|---|---|---|---|
| Italy | 1.5 | 1.5 | 1.4 | 1.3 | 1.3 |
|
|
| Hong Kong SAR, China | 1.7 | 1.6 | 1.5 | 1.4 | 1.3 |
|
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| Germany | 1.3 | 1.3 | 1.4 | 1.4 | 1.4 |
|
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| Singapore | 1.6 | 1.6 | 1.6 | 1.4 | 1.6 |
|
|
| Luxembourg | 1.4 | 1.4 | 1.4 | 1.4 | 1.4 |
|
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| Austria | 1.6 | 1.5 | 1.5 | 1.5 | 1.4 |
|
|
| Denmark | 1.4 | 1.4 | 1.4 | 1.5 | 1.5 |
|
|
| Switzerland | 1.5 | 1.5 | 1.5 | 1.5 | 1.6 |
|
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| Belgium | 1.6 | 1.6 | 1.5 | 1.5 | 1.6 |
|
|
| Netherlands | 1.5 | 1.5 | 1.5 | 1.6 | 1.6 |
|
|
| Korea, Rep. | 2.1 | 2.0 | 1.7 | 1.6 | 1.6 |
|
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| Finland | 1.7 | 1.7 | 1.6 | 1.6 | 1.6 |
|
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| Spain | 1.8 | 1.7 | 1.6 | 1.6 | 1.5 |
|
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| Greece | 1.9 | 1.8 | 1.7 | 1.6 | 1.5 |
|
|
| Portugal | 1.9 | 1.9 | 1.7 | 1.6 | 1.6 |
|
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| Slovenia | 1.8 | 1.7 | 1.7 | 1.7 | 1.7 |
|
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| Canada | 1.7 | 1.7 | 1.7 | 1.7 | 1.7 |
|
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| Norway | 1.7 | 1.7 | 1.7 | 1.7 | 1.8 |
|
|
| Japan | 1.8 | 1.8 | 1.8 | 1.7 | 1.7 |
|
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| Croatia | 1.9 | 1.9 | 1.8 | 1.8 | 1.6 |
|
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| United Kingdom | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 |
|
|
| Sweden | 1.6 | 1.7 | 1.7 | 1.8 | 1.9 |
|
|
| Barbados | 1.9 | 1.9 | 1.8 | 1.8 | 1.8 |
|
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| Hungary | 1.7 | 1.7 | 1.8 | 1.8 | 1.8 |
|
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| Cuba | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 |
|
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| United States | 1.8 | 1.8 | 1.8 | 1.8 | 1.9 |
|
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| France | 1.9 | 1.9 | 1.9 | 1.9 | 1.8 |
|
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| Australia | 1.9 | 1.8 | 1.9 | 1.9 | 1.8 |
|
|
| Bosnia and Herzegovina | 2.0 | 2.0 | 2.0 | 1.9 | 1.9 |
|
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| Iceland | 2.2 | 2.1 | 1.9 | 1.9 | 2.1 |
|
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| Czech Republic | 2.0 | 2.0 | 2.0 | 1.9 | 1.9 |
|
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| New Zealand | 1.9 | 1.9 | 1.9 | 2.0 | 2.0 |
|
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| Malta | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 |
|
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| Bulgaria | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 |
|
|
| Mauritius | 2.3 | 2.2 | 2.0 | 2.0 | 2.1 |
|
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| Macao SAR, China | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 |
|
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| Montenegro | 2.2 | 2.1 | 2.1 | 2.0 | 2.0 |
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| Ukraine | 2.1 | 2.1 | 2.1 | 2.1 | 2.1 |
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| Belarus | 2.1 | 2.1 | 2.1 | 2.1 | 2.0 |
|
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| St. Martin (French part) | 2.4 | 2.3 | 2.2 | 2.1 | 2.1 |
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| Latvia | 2.1 | 2.1 | 2.1 | 2.1 | 2.2 |
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| Lithuania | 2.0 | 2.1 | 2.1 | 2.1 | 2.2 |
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| Russian Federation | 2.1 | 2.1 | 2.1 | 2.2 | 2.2 |
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| Estonia | 2.2 | 2.2 | 2.1 | 2.2 | 2.3 |
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| Slovak Republic | 2.3 | 2.3 | 2.3 | 2.2 | 2.1 |
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| Macedonia, FYR | 2.3 | 2.3 | 2.2 | 2.2 | 2.2 |
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| Poland | 2.4 | 2.4 | 2.3 | 2.2 | 2.2 |
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| Georgia | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 |
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| Puerto Rico | 2.4 | 2.4 | 2.3 | 2.3 | 2.3 |
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| Aruba | 2.4 | 2.3 | 2.3 | 2.3 | 2.3 |
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| Romania | 2.1 | 2.3 | 2.3 | 2.4 | 2.3 |
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| Ireland | 2.8 | 2.6 | 2.5 | 2.5 | 2.3 |
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| Thailand | 2.9 | 2.7 | 2.6 | 2.5 | 2.3 |
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| Cyprus | 2.4 | 2.5 | 2.5 | 2.5 | 2.5 |
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| Armenia | 2.4 | 2.4 | 2.5 | 2.5 | 2.5 |
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| Uruguay | 2.6 | 2.5 | 2.5 | 2.5 | 2.5 |
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| China | 2.6 | 2.6 | 2.6 | 2.6 | 2.6 |
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| Korea, Dem. Rep. | 2.8 | 2.8 | 2.7 | 2.6 | 2.6 |
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| Moldova | 2.6 | 2.6 | 2.6 | 2.6 | 2.6 |
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| Chile | 2.7 | 2.7 | 2.7 | 2.7 | 2.7 |
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| Bahamas, The | 3.0 | 2.9 | 2.9 | 2.8 | 2.7 |
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| Sri Lanka | 3.1 | 3.0 | 2.9 | 2.8 | 2.7 |
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| Guyana | 3.2 | 3.1 | 2.9 | 2.8 | 2.7 |
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| Azerbaijan | 3.0 | 3.0 | 2.9 | 2.9 | 2.9 |
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| Trinidad and Tobago | 3.2 | 3.1 | 3.0 | 3.0 | 2.8 |
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| New Caledonia | 3.1 | 3.0 | 3.0 | 3.0 | 3.1 |
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| Israel | 3.1 | 3.1 | 3.1 | 3.0 | 3.0 |
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| Argentina | 3.2 | 3.1 | 3.1 | 3.1 | 3.1 |
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| Guam | 3.1 | 3.1 | 3.1 | 3.1 | 3.1 |
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| Kazakhstan | 3.0 | 3.1 | 3.1 | 3.1 | 3.2 |
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| Suriname | 3.6 | 3.5 | 3.3 | 3.2 | 3.1 |
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| Jamaica | 3.5 | 3.4 | 3.3 | 3.2 | 3.1 |
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| St. Vincent and the Grenadines | 3.6 | 3.4 | 3.3 | 3.2 | 3.1 |
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| Virgin Islands (U.S.) | 3.6 | 3.5 | 3.3 | 3.2 | 3.2 |
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| Panama | 3.5 | 3.4 | 3.3 | 3.3 | 3.2 |
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| Brazil | 3.7 | 3.6 | 3.4 | 3.3 | 3.2 |
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| Colombia | 3.6 | 3.5 | 3.4 | 3.3 | 3.3 |
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| Costa Rica | 3.5 | 3.5 | 3.5 | 3.4 | 3.4 |
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| Lebanon | 3.8 | 3.7 | 3.6 | 3.5 | 3.4 |
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| Turkey | 4.0 | 3.9 | 3.7 | 3.5 | 3.4 |
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| Fiji | 3.8 | 3.7 | 3.6 | 3.6 | 3.5 |
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| Indonesia | 4.0 | 3.9 | 3.7 | 3.6 | 3.5 |
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| Malaysia | 3.7 | 3.7 | 3.7 | 3.6 | 3.6 |
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| French Polynesia | 3.8 | 3.7 | 3.7 | 3.6 | 3.6 |
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| Venezuela, RB | 3.9 | 3.9 | 3.8 | 3.7 | 3.7 |
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| Albania | 3.9 | 3.9 | 3.8 | 3.7 | 3.7 |
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| Brunei Darussalam | 3.9 | 3.8 | 3.8 | 3.8 | 3.7 |
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| Mexico | 4.2 | 4.0 | 3.9 | 3.8 | 3.7 |
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| St. Lucia | 4.2 | 4.0 | 3.9 | 3.8 | 3.7 |
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| Dominican Republic | 4.1 | 4.0 | 3.9 | 3.8 | 3.7 |
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| Kuwait | 4.9 | 4.6 | 4.2 | 3.9 | 3.5 |
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| Myanmar | 4.2 | 4.2 | 4.1 | 4.0 | 3.8 |
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| Kyrgyz Republic | 4.1 | 4.1 | 4.1 | 4.1 | 4.0 |
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| South Africa | 4.5 | 4.4 | 4.3 | 4.2 | 4.1 |
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| Grenada | 4.2 | 4.2 | 4.2 | 4.2 | 4.1 |
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| Ecuador | 4.6 | 4.5 | 4.3 | 4.2 | 4.1 |
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| India | 4.4 | 4.4 | 4.3 | 4.2 | 4.1 |
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| Vietnam | 4.8 | 4.6 | 4.4 | 4.2 | 4.1 |
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| Bahrain | 4.6 | 4.5 | 4.4 | 4.2 | 4.1 |
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| Peru | 4.6 | 4.5 | 4.4 | 4.3 | 4.1 |
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| El Salvador | 4.7 | 4.6 | 4.5 | 4.4 | 4.3 |
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| Tunisia | 4.9 | 4.7 | 4.5 | 4.4 | 4.2 |
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| Kosovo | 4.5 | 4.8 | 4.6 | 4.5 | 4.4 |
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| Uzbekistan | 4.7 | 4.6 | 4.5 | 4.5 | 4.5 |
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| Turkmenistan | 4.8 | 4.7 | 4.7 | 4.6 | 4.6 |
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| Philippines | 4.9 | 4.8 | 4.7 | 4.6 | 4.6 |
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| Morocco | 5.3 | 5.1 | 4.9 | 4.8 | 4.6 |
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| Qatar | 5.3 | 5.1 | 5.0 | 4.8 | 4.6 |
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| Samoa | 4.8 | 4.8 | 4.8 | 4.8 | 4.8 |
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| Belize | 5.3 | 5.2 | 5.0 | 4.9 | 4.8 |
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| Paraguay | 5.2 | 5.1 | 5.0 | 4.9 | 4.8 |
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| Egypt, Arab Rep. | 5.2 | 5.1 | 5.0 | 4.9 | 4.8 |
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| United Arab Emirates | 5.2 | 5.1 | 5.1 | 5.0 | 4.9 |
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| Tonga | 5.4 | 5.3 | 5.1 | 5.0 | 4.9 |
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| Bolivia | 5.3 | 5.2 | 5.1 | 5.1 | 5.0 |
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| Papua New Guinea | 5.4 | 5.3 | 5.2 | 5.1 | 5.0 |
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| Vanuatu | 5.4 | 5.3 | 5.2 | 5.1 | 5.1 |
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| Mongolia | 5.7 | 5.5 | 5.4 | 5.2 | 5.0 |
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| Gabon | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 |
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| Lesotho | 5.4 | 5.4 | 5.3 | 5.2 | 5.2 |
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| Nicaragua | 5.7 | 5.6 | 5.4 | 5.3 | 5.1 |
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| Timor-Leste | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 |
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| Bangladesh | 5.9 | 5.7 | 5.5 | 5.3 | 5.1 |
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| Botswana | 5.9 | 5.7 | 5.6 | 5.4 | 5.2 |
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| Micronesia, Fed. Sts. | 5.9 | 5.8 | 5.6 | 5.4 | 5.3 |
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| Tajikistan | 5.5 | 5.5 | 5.5 | 5.5 | 5.4 |
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| Nepal | 5.7 | 5.6 | 5.6 | 5.5 | 5.4 |
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| Sierra Leone | 5.5 | 5.5 | 5.5 | 5.6 | 5.6 |
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| Honduras | 5.9 | 5.8 | 5.7 | 5.6 | 5.4 |
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| Congo, Rep. | 6.0 | 5.9 | 5.8 | 5.7 | 5.6 |
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| Algeria | 6.4 | 6.2 | 5.9 | 5.7 | 5.4 |
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| Namibia | 6.1 | 6.0 | 5.9 | 5.8 | 5.6 |
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| Cape Verde | 6.1 | 6.0 | 5.9 | 5.8 | 5.7 |
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| Guatemala | 6.1 | 6.0 | 5.9 | 5.8 | 5.8 |
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| Sao Tome and Principe | 6.2 | 6.1 | 6.0 | 5.8 | 5.7 |
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| Equatorial Guinea | 5.8 | 5.8 | 5.8 | 5.9 | 5.9 |
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| Haiti | 6.1 | 6.1 | 6.0 | 5.9 | 5.8 |
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| Central African Republic | 6.0 | 6.0 | 5.9 | 5.9 | 5.9 |
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| Zimbabwe | 6.6 | 6.4 | 6.2 | 6.0 | 5.8 |
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| Iran, Islamic Rep. | 6.5 | 6.4 | 6.2 | 6.0 | 5.8 |
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| Ghana | 6.3 | 6.2 | 6.1 | 6.0 | 5.9 |
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| Mauritania | 6.3 | 6.2 | 6.2 | 6.1 | 6.1 |
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| Sudan | 6.3 | 6.3 | 6.2 | 6.2 | 6.1 |
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| Syrian Arab Republic | 6.7 | 6.5 | 6.4 | 6.2 | 6.0 |
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| Madagascar | 6.2 | 6.1 | 6.1 | 6.2 | 6.2 |
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| Gambia, The | 6.3 | 6.3 | 6.2 | 6.2 | 6.2 |
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| Libya | 7.0 | 6.8 | 6.5 | 6.2 | 5.9 |
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| Iraq | 6.3 | 6.3 | 6.2 | 6.2 | 6.2 |
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| Solomon Islands | 6.4 | 6.3 | 6.3 | 6.2 | 6.1 |
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| Cameroon | 6.4 | 6.3 | 6.3 | 6.2 | 6.2 |
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| Bhutan | 6.4 | 6.3 | 6.3 | 6.2 | 6.1 |
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| Swaziland | 6.5 | 6.5 | 6.4 | 6.3 | 6.2 |
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| Lao PDR | 6.4 | 6.4 | 6.4 | 6.3 | 6.3 |
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| Comoros | 6.9 | 6.8 | 6.6 | 6.4 | 6.1 |
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| Pakistan | 6.5 | 6.4 | 6.4 | 6.4 | 6.3 |
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| Mozambique | 6.4 | 6.4 | 6.4 | 6.4 | 6.3 |
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| Eritrea | 6.5 | 6.5 | 6.4 | 6.4 | 6.3 |
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| Tanzania | 6.5 | 6.5 | 6.5 | 6.4 | 6.4 |
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| Djibouti | 6.6 | 6.6 | 6.5 | 6.5 | 6.4 |
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| Burundi | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 |
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| Saudi Arabia | 6.9 | 6.8 | 6.7 | 6.5 | 6.3 |
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| Cambodia | 6.8 | 6.8 | 6.7 | 6.5 | 6.3 |
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| Nigeria | 6.7 | 6.7 | 6.7 | 6.6 | 6.6 |
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| Jordan | 7.0 | 6.9 | 6.8 | 6.7 | 6.5 |
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| Somalia | 6.7 | 6.7 | 6.7 | 6.7 | 6.7 |
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| Chad | 6.7 | 6.7 | 6.7 | 6.7 | 6.7 |
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| Zambia | 6.9 | 6.9 | 6.8 | 6.7 | 6.7 |
|
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| Guinea-Bissau | 6.6 | 6.7 | 6.7 | 6.7 | 6.7 |
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| Togo | 7.0 | 6.9 | 6.9 | 6.8 | 6.6 |
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| Kenya | 7.2 | 7.0 | 6.9 | 6.8 | 6.6 |
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| Liberia | 6.9 | 6.9 | 6.9 | 6.8 | 6.8 |
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| Cote d'Ivoire | 7.3 | 7.1 | 7.0 | 6.8 | 6.7 |
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| Congo, Dem. Rep. | 6.7 | 6.8 | 6.9 | 6.9 | 7.0 |
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| Guinea | 6.9 | 6.9 | 6.9 | 6.9 | 6.9 |
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| Benin | 7.0 | 7.0 | 7.0 | 6.9 | 6.9 |
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| Burkina Faso | 7.1 | 7.0 | 7.0 | 7.0 | 7.0 |
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| Senegal | 7.3 | 7.2 | 7.1 | 7.0 | 6.9 |
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| Ethiopia | 7.0 | 7.0 | 7.0 | 7.0 | 7.1 |
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| Maldives | 7.2 | 7.2 | 7.2 | 7.1 | 6.9 |
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| Mali | 7.1 | 7.1 | 7.1 | 7.1 | 7.1 |
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| Uganda | 7.1 | 7.1 | 7.1 | 7.1 | 7.1 |
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| Malawi | 7.3 | 7.2 | 7.2 | 7.1 | 7.0 |
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| Angola | 7.2 | 7.2 | 7.2 | 7.2 | 7.2 |
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| Niger | 7.8 | 7.8 | 7.8 | 7.8 | 7.8 |
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| Afghanistan | 7.8 | 7.8 | 7.9 | 7.9 | 7.9 |
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| Rwanda | 8.3 | 8.2 | 8.1 | 8.0 | 7.8 |
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| Oman | 8.3 | 8.3 | 8.2 | 8.1 | 7.9 |
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| Yemen, Rep. | 9.2 | 9.2 | 9.2 | 9.1 | 9.0 |
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| American Samoa | |||||||
| Bermuda | |||||||
| St. Kitts and Nevis | 2.8 | ||||||
| Seychelles | 3.0 | ||||||
| Dominica | 3.0 | ||||||
| Cayman Islands | |||||||
| San Marino | |||||||
| Faeroe Islands | |||||||
| Antigua and Barbuda | 1.9 | ||||||
| Marshall Islands | 5.9 | ||||||
| Greenland | |||||||
| Curacao | |||||||
| Monaco | |||||||
| Andorra | |||||||
| Northern Mariana Islands | |||||||
| Serbia | |||||||
| Turks and Caicos Islands | |||||||
| Kiribati | 4.4 | ||||||
| Tuvalu | |||||||
| Isle of Man | |||||||
| Liechtenstein | |||||||
| West Bank and Gaza | |||||||
| South Sudan | |||||||
| Sint Maarten (Dutch part) | |||||||
| Palau |