Country name 1990 1991 1992 1993
Afghanistan
Albania
Algeria
American Samoa 42
Andorra
Angola
Antigua and Barbuda
Argentina 37 37 38 39
Armenia
Aruba 44
Australia 44 45 44 45
Austria 42 42 42 43
Azerbaijan
Bahamas, The 50 49 49
Bahrain 12 13 14 16
Bangladesh 20
Barbados 47 46 49 48
Belarus 52 52 52 51
Belgium 39 40 41 41
Belize 34
Benin 21
Bermuda 49 49 50 50
Bhutan
Bolivia 35 35 34 37
Bosnia and Herzegovina
Botswana 34 33 37
Brazil 40 43 43
Brunei Darussalam 23
Bulgaria 52
Burkina Faso 23
Burundi 14
Cabo Verde
Cambodia
Cameroon
Canada 47 48 48 48
Cayman Islands 50
Central African Republic
Chad 4 6
Chile 37 37 37 38
China 38 38 36 37
Colombia 42 44 44 45
Comoros
Congo, Dem. Rep. 26
Congo, Rep. 26
Costa Rica 37 37 38 36
Cote d'Ivoire
Croatia 43 44 45 46
Cuba
Curacao
Cyprus
Czech Republic 51 48 46 46
Denmark 48 48 48 49
Djibouti
Dominica 40
Dominican Republic 32 31 31
Ecuador 31 32 33 32
Egypt, Arab Rep. 21 19 18 19
El Salvador
Equatorial Guinea 11
Eritrea
Estonia 52 52 51 51
Ethiopia
Faeroe Islands
Fiji 30 30
Finland 51 51 52 52
France 45 45 46 46
French Polynesia
Gabon 29
Gambia, The
Georgia
Germany 43 43 43
Ghana
Greece 35 35 36 36
Greenland
Grenada
Guam
Guatemala 37 38
Guinea
Guinea-Bissau 11
Guyana
Haiti 44
Honduras 41 41
Hong Kong SAR, China 41 42 42 42
Hungary 49 49
Iceland 53 52 53
India 13 13 13 14
Indonesia 29 30 30 30
Iran, Islamic Rep. 11 11 11 12
Iraq
Ireland 42 41 43 43
Isle of Man
Israel 43 43 44 44
Italy 36 36 36 36
Jamaica 47 47 48 48
Japan 38 38 39 39
Jordan 11 11 12
Kazakhstan
Kenya 21 22 24 23
Kiribati
Korea, Dem. Rep. 41
Korea, Rep. 38 38 38 38
Kosovo
Kuwait
Kyrgyz Republic
Lao PDR 20
Latvia 52
Lebanon
Lesotho
Liberia
Libya
Liechtenstein
Lithuania 55 54 54 53
Luxembourg
Macao SAR, China 43 43 44 44
Macedonia, FYR 38 38 39 39
Madagascar 31
Malawi 11 10 11 11
Malaysia 35
Maldives 16
Mali
Malta
Marshall Islands
Mauritania
Mauritius 37 36 37 37
Mexico 37 35
Micronesia, Fed. Sts.
Moldova
Monaco
Mongolia 49
Montenegro 39
Morocco
Mozambique 11
Myanmar 31
Namibia
Nepal
Netherlands 38 39 40 41
New Caledonia
New Zealand 48 48 49 49
Nicaragua
Niger 25
Nigeria
Northern Mariana Islands 44
Norway 47 48 48 48
Oman 19 19 20 21
Pakistan 8 10 10 10
Palau 40
Panama 43 43
Papua New Guinea 28
Paraguay 41 40 44 43
Peru
Philippines 40 40 40
Poland
Portugal 43 43 45 45
Puerto Rico 47 46 46 45
Qatar
Romania 42 43 43 42
Russian Federation 51 50
Rwanda
Samoa
San Marino 40 41 41 40
Sao Tome and Principe 32
Saudi Arabia
Senegal
Serbia 39
Seychelles 49
Sierra Leone
Singapore 43 43 43
Sint Maarten (Dutch part)
Slovak Republic 47 45 47 47
Slovenia 48 48 49 49
Solomon Islands
Somalia 22
South Africa
South Sudan
Spain 32 33 34 35
Sri Lanka
St. Kitts and Nevis
St. Lucia
St. Martin (French part)
St. Vincent and the Grenadines
Sudan 22 20
Suriname 41 37 38
Swaziland 35
Sweden 51 51 52 52
Switzerland 43 44 44 43
Syrian Arab Republic 15
Tajikistan 21 22 24
Tanzania
Thailand 42 42 42 42
Timor-Leste
Togo 41
Tonga
Trinidad and Tobago 36 36 38 39
Tunisia
Turkey 16 17 17
Turkmenistan
Turks and Caicos Islands
Tuvalu
Uganda
Ukraine
United Arab Emirates
United Kingdom 44 45 46 47
United States 47 47 47 47
Uruguay 42
Uzbekistan 37 37 37
Vanuatu
Venezuela, RB 35 36 36 35
Vietnam
Virgin Islands (U.S.)
West Bank and Gaza
Yemen, Rep.
Zambia 17
Zimbabwe 15 16 15 16

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