Country name 1990 1991 1992 1993 1994
Niger 6 6
Guinea 7
Botswana 31 39 39 42 41
Costa Rica 37 38 40 41 43
Turkey 44 45 47 50
Mexico 44 44 46
Macao SAR, China 47 53
Qatar 66 68 69 77 82
Cuba 69 69 67 60
Switzerland 77 78 79 80 81
Malta 78 77 78 76 75
United Kingdom 78 80 83 91 93
Barbados 80
Tonga 82
Netherlands 82 82 84 86
France 82 91 93 99
Greece 83 83 83 81
New Zealand 85 87 88 92
Sweden 85 85 86 91 94
Denmark 87 87 87 87 87
Norway 87 88 89 91
Libya
Bermuda
Taiwan, China
Bhutan
Micronesia, Fed. Sts.
Bolivia
Bosnia and Herzegovina
Argentina
Bangladesh
Malaysia
Sint Maarten (Dutch part)
Namibia
Brazil
Brunei Darussalam 69 65 66 67
Benin
Bulgaria
Armenia
Burkina Faso 7 7 7
West Bank and Gaza
Burundi 5
Antigua and Barbuda
Cabo Verde 23
Marshall Islands
Cambodia
Montenegro
Cameroon
Belgium 96 98
Canada 91
Serbia
Cayman Islands
Somalia
Central African Republic
Belize
Chad
Timor-Leste
Chile
Tuvalu
China
Vanuatu 17
Colombia
Afghanistan 15
Comoros
Lithuania
Congo, Dem. Rep. 17 18 18
Madagascar
Congo, Rep.
Mali 6
Bahrain 85 91
Mauritius
Cote d'Ivoire
Monaco
Croatia
Mozambique 6 6 6
Bahamas, The 89 89 86
American Samoa
Curacao
Nigeria
Cyprus 90
Belarus
Czech Republic
Sierra Leone
Sri Lanka
Slovenia
St. Vincent and the Grenadines
South Sudan
Djibouti
St. Lucia
Dominica
Suriname
Dominican Republic
Australia 87 87
Ecuador
Tanzania
Egypt, Arab Rep. 65
Aruba
El Salvador
Turkmenistan
Equatorial Guinea
Ukraine
Eritrea
Uruguay
Estonia
Vietnam
Ethiopia
Zambia
Faeroe Islands
Liberia
Fiji
Liechtenstein
Finland 93 95 95
Luxembourg
Azerbaijan
Macedonia, FYR
French Polynesia
Malawi
Gabon
Maldives
Gambia, The
Angola
Georgia
Mauritania
Germany
Andorra
Ghana
Moldova
Pakistan
Mongolia
Panama
Morocco
Paraguay 33
Myanmar
Philippines 55 57 58
Nepal
Nicaragua
New Caledonia
Portugal 69 76
Austria
Albania
Algeria
Northern Mariana Islands
Saudi Arabia
Oman 49
Greenland
Palau
Grenada
Papua New Guinea
Guam
Peru
Guatemala
Poland
Romania
Puerto Rico
Rwanda
San Marino
Russian Federation
Guinea-Bissau
Samoa
Guyana
Sao Tome and Principe
Haiti
Senegal
Honduras 21
Seychelles 84 87
Hong Kong SAR, China
Singapore
Hungary
Slovak Republic
Iceland
Solomon Islands
India
South Africa 50
Indonesia
Spain
Iran, Islamic Rep.
St. Kitts and Nevis 79
Iraq 35
St. Martin (French part)
Ireland 79 81
Sudan
Isle of Man
Swaziland
Israel
Italy
Syrian Arab Republic
Jamaica
Tajikistan
Japan 99
Thailand
Trinidad and Tobago 67
Togo 16
Jordan
Kazakhstan
Tunisia
Kenya
Kiribati
Turks and Caicos Islands
Korea, Dem. Rep.
Uganda
Korea, Rep. 88 87
United Arab Emirates 59 61 65 70
Kuwait 45 65
United States 87 88
Kyrgyz Republic
Uzbekistan
Lao PDR 14 14 17
Venezuela, RB
Latvia 79
Virgin Islands (U.S.)
Lebanon
Yemen, Rep.
Lesotho 15 17 18 17
Zimbabwe

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