| Country name | 1988 | 1989 | 1990 | 1991 | 1992 | ||
|---|---|---|---|---|---|---|---|
| Afghanistan | 13 | 12 | 11 | 15 |
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| Albania | 88 | 88 | 89 | 90 | 77 |
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| Algeria | 55 | 62 | 62 | 60 | 60 |
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| American Samoa | 93 | ||||||
| Andorra | |||||||
| Angola | 11 | 12 | 11 | 12 | 14 |
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| Antigua and Barbuda | 122 | ||||||
| Argentina | 70 | 71 | 72 |
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| Armenia | |||||||
| Aruba | |||||||
| Australia | |||||||
| Austria | 99 | 99 | 101 | 102 | 103 |
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| Azerbaijan | 93 | 89 | 88 | 88 |
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| Bahamas, The | 86 | 87 | 96 |
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| Bahrain | 93 | 91 | 88 | 101 | 100 |
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| Bangladesh | 20 | 20 | 21 |
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| Barbados | 88 | 86 |
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| Belarus | 99 | 98 | 97 | 93 | 92 |
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| Belgium | 98 | 99 | 99 | 99 | 100 |
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| Belize | 62 | ||||||
| Benin | |||||||
| Bermuda | |||||||
| Bhutan | |||||||
| Bolivia | |||||||
| Bosnia and Herzegovina | |||||||
| Botswana | 31 | 36 | 40 | 48 | 48 |
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| Brazil | |||||||
| Brunei Darussalam | 72 | 73 |
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| Bulgaria | 102 | 103 | 99 | 98 | 96 |
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| Burkina Faso | 5 | 6 | 6 | 7 | 7 |
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| Burundi | 4 | 4 | 5 | 5 | 6 |
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| Cambodia | 33 | ||||||
| Cameroon | 24 | 25 | 25 | 26 | 27 |
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| Canada | 99 | 99 | 99 | 101 | 102 |
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| Cape Verde | 17 | 18 | 21 |
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| Cayman Islands | |||||||
| Central African Republic | 11 | 11 | 11 | 12 | 10 |
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| Chad | 6 | 7 |
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| Chile | 81 | 80 | 78 | 98 | 99 |
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| China | 37 | 37 | 38 | 40 | 44 |
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| Colombia | 52 | 53 | 53 | 58 |
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| Comoros | 22 | ||||||
| Congo, Dem. Rep. | 24 | 22 |
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| Congo, Rep. | 65 | 56 | 49 | 47 | 48 |
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| Costa Rica | 42 | 42 | 43 | 45 | 47 |
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| Cote d'Ivoire | |||||||
| Croatia | |||||||
| Cuba | 86 | 89 | 89 | 90 | 88 |
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| Curacao | |||||||
| Cyprus | 62 | 63 | 64 | 66 | 67 |
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| Czech Republic | 93 | 94 | 93 | 91 | 87 |
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| Denmark | 108 | 109 | 109 | 109 | 110 |
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| Djibouti | 11 | 11 | 11 | 11 | 11 |
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| Dominica | 70 | ||||||
| Dominican Republic | |||||||
| Ecuador | 58 | 57 | 56 | 56 |
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| Egypt, Arab Rep. | 58 | 57 | 68 | 69 | 65 |
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| El Salvador | 38 | 38 | 38 | 40 |
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| Equatorial Guinea | |||||||
| Eritrea | |||||||
| Estonia | 85 | 103 | 100 | 100 |
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| Ethiopia | 15 | 15 | 14 | 12 |
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| Faeroe Islands | |||||||
| Fiji | 77 | 81 |
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| Finland | 108 | 111 | 115 | 116 | 120 |
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| France | 92 | 93 | 95 | 100 | 104 |
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| French Polynesia | 64 | 67 | 69 | 72 |
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| Gabon | 42 | 40 |
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| Gambia, The | 15 | 16 | 16 | 17 | 17 |
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| Georgia | 95 | 89 |
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| Germany | 98 | 100 |
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| Ghana | 39 | 35 | 36 |
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| Greece | 95 | 96 | 94 | 94 | 95 |
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| Greenland | |||||||
| Grenada | 86 | 86 | 91 | 100 | 103 |
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| Guam | |||||||
| Guatemala | 23 | ||||||
| Guinea | 12 | 11 | 12 |
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| Guinea-Bissau | 5 | 5 |
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| Guyana | |||||||
| Haiti | |||||||
| Honduras | 33 | ||||||
| Hong Kong SAR, China | 76 | ||||||
| Hungary | 88 | 88 | 88 | 86 | 85 |
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| Iceland | 94 | 97 | 98 | 100 | 102 |
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| India | 37 | 37 |
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| Indonesia | 48 | 48 | 46 | 44 | 43 |
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| Iran, Islamic Rep. | 49 | 54 | 56 | 59 |
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| Iraq | 48 | 47 |
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| Ireland | 100 | 99 | 99 | 100 | 103 |
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| Isle of Man | |||||||
| Israel | 89 | 90 | 89 | 90 | 92 |
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| Italy | 76 | 77 | 79 | 79 | 81 |
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| Jamaica | 65 | 64 | 70 |
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| Japan | 95 | 95 | 96 | 98 | 98 |
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| Jordan | 76 | 75 | 76 | 78 | 81 |
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| Kazakhstan | 101 | 100 | 98 | 97 |
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| Kenya | 41 | ||||||
| Kiribati | 33 | 37 | 38 | 37 | 39 |
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| Korea, Dem. Rep. | |||||||
| Korea, Rep. | 92 | 92 | 93 | 92 | 92 |
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| Kosovo | |||||||
| Kuwait | 79 | 77 | 76 | 50 |
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| Kyrgyz Republic | 104 | 102 | 100 | 99 |
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| Lao PDR | 24 | 24 | 21 |
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| Latvia | 100 | 98 | 95 | 92 | 90 |
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| Lebanon | 61 | ||||||
| Lesotho | 25 | 25 | 25 | 24 | 26 |
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| Liberia | |||||||
| Libya | |||||||
| Liechtenstein | |||||||
| Lithuania | 98 | 95 | 92 | 89 |
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| Luxembourg | 71 | 69 |
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| Macao SAR, China | 61 | 68 |
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| Macedonia, FYR | |||||||
| Madagascar | 21 | 19 | 19 |
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| Malawi | 17 | 16 | 16 | 16 | 19 |
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| Malaysia | 57 | 57 | 55 | 55 | 56 |
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| Maldives | |||||||
| Mali | 6 | 7 | 7 | 7 | 8 |
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| Malta | 80 | 81 | 83 | 82 | 85 |
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| Marshall Islands | |||||||
| Mauritania | 15 | 14 | 13 | 13 | 14 |
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| Mauritius | 51 | 53 | 52 | 56 |
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| Mexico | 57 | 56 | 55 | 54 | 54 |
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| Micronesia, Fed. Sts. | |||||||
| Moldova | 94 | 90 | 87 |
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| Monaco | |||||||
| Mongolia | 89 | 85 | 77 |
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| Montenegro | |||||||
| Morocco | 38 | 37 | 37 | 36 | 36 |
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| Mozambique | 7 | 7 | 7 |
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| Myanmar | 25 | 26 | 21 | 24 | 26 |
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| Namibia | 37 | 37 | 38 | 43 | 49 |
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| Nepal | 29 | 31 | 32 | 34 | 37 |
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| Netherlands | 115 | 114 | 116 | 118 | 120 |
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| New Caledonia | |||||||
| New Zealand | 86 | 87 | 89 | 92 | 94 |
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| Nicaragua | 34 | 34 | 37 | 43 | 44 |
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| Niger | 5 | 6 | 6 | 7 | 6 |
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| Nigeria | 24 | 24 |
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| Northern Mariana Islands | |||||||
| Norway | 95 | 96 | 101 | 103 | 106 |
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| Oman | 32 | 36 | 40 | 45 | 49 |
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| Pakistan | 20 | 20 | 21 | 24 | 27 |
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| Palau | |||||||
| Panama | 60 | 59 | 61 | 62 | 63 |
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| Papua New Guinea | 11 | 11 | 11 | 11 | 11 |
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| Paraguay | 30 | 30 | 31 | 31 | 34 |
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| Peru | 66 | 67 | 68 | 67 | 66 |
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| Philippines | 67 | 70 | 72 | 71 | 73 |
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| Poland | 86 | 87 | 88 | 88 | 88 |
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| Portugal | 58 | 58 | 60 | 67 | 77 |
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| Puerto Rico | |||||||
| Qatar | 78 | 79 | 81 | 83 | 83 |
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| Romania | 101 | 103 | 92 | 85 |
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| Russian Federation | 99 | 97 | 96 | 95 | 93 |
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| Rwanda | 16 | 17 | 16 | 17 | 17 |
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| Samoa | |||||||
| San Marino | |||||||
| Sao Tome and Principe | 36 | ||||||
| Saudi Arabia | |||||||
| Senegal | 14 | 15 | 15 | 16 |
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| Serbia | |||||||
| Seychelles | 118 | 118 | 122 | 124 |
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| Sierra Leone | 20 | 17 | 17 | 17 |
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| Singapore | |||||||
| Sint Maarten (Dutch part) | |||||||
| Slovak Republic | |||||||
| Slovenia | 87 | 87 | 88 | 89 | 89 |
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| Solomon Islands | 14 | 15 | 16 |
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| Somalia | |||||||
| South Africa | 63 | 66 | 70 |
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| South Sudan | |||||||
| Spain | 104 | 105 | 102 | 104 | 106 |
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| Sri Lanka | 70 | 71 | 72 | 72 | 73 |
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| St. Kitts and Nevis | 83 | 83 | 85 |
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| St. Lucia | 49 | 52 | 61 |
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| St. Martin (French part) | |||||||
| St. Vincent and the Grenadines | 40 | 60 |
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| Sudan | 21 | 20 |
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| Suriname | 58 | 57 | 56 | 58 | 62 |
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| Swaziland | 49 | ||||||
| Sweden | 90 | 90 | 90 | 90 | 92 |
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| Switzerland | 94 | 95 | 96 | 97 | 98 |
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| Syrian Arab Republic | 55 | 54 | 51 | 49 | 47 |
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| Tajikistan | 102 | 101 |
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| Tanzania | 4 | 5 | 5 | 5 | 5 |
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| Thailand | 28 | 28 | 28 | 30 | 33 |
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| Timor-Leste | |||||||
| Togo | 22 | 20 | 22 | 21 | 21 |
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| Tonga | 98 | 99 |
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| Trinidad and Tobago | 85 | 84 | 85 | 82 | 81 |
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| Tunisia | 40 | 44 | 44 | 45 | 46 |
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| Turkey | 47 | 50 | 50 | 52 | 53 |
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| Turkmenistan | |||||||
| Turks and Caicos Islands | |||||||
| Tuvalu | |||||||
| Uganda | 12 | 11 | 10 | 10 |
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| Ukraine | 96 | 95 | 94 | 92 |
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| United Arab Emirates | 59 | 59 | 62 | 66 | 69 |
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| United Kingdom | 83 | 83 | 84 | 87 | 90 |
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| United States | 91 | 91 |
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| Uruguay | 77 | 79 | 81 | 84 | 83 |
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| Uzbekistan | 103 | 101 | 99 | 98 |
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| Vanuatu | 15 | 18 |
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| Venezuela, RB | 57 | 57 | 56 | 56 | 56 |
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| Vietnam | 36 | ||||||
| Virgin Islands (U.S.) | |||||||
| West Bank and Gaza | |||||||
| Yemen, Rep. | |||||||
| Zambia | 21 | 21 |
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| Zimbabwe | 49 | 50 | 47 | 49 | 43 |
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