Country name 1990 1991 1992 1993 1994
Colombia 11
Paraguay 15
Nigeria 21
Jordan 22
Mozambique
Angola
Ukraine
Antigua and Barbuda
Serbia
Argentina
Madagascar 32
Armenia
Papua New Guinea
Aruba
St. Vincent and the Grenadines
Australia
Lesotho
Austria
Mauritius
Azerbaijan
Niger 19
Bahamas, The
Romania
Bahrain
Somalia
Bangladesh 18
Tanzania 28
Barbados
Vietnam
Belarus
Lithuania
Belgium
Mali
Belize
Monaco
Benin
Netherlands
Bermuda
Oman
Bhutan
Poland
Bolivia 23
San Marino
Bosnia and Herzegovina
Sint Maarten (Dutch part)
Botswana
Sri Lanka
Brazil 18
Sweden
Brunei Darussalam
Andorra
Bulgaria
Uruguay
Burkina Faso 25
Zambia 31 15
Burundi
Libya
Cabo Verde
Macao SAR, China
Cambodia
Malaysia
Cameroon 22
Marshall Islands
Canada
Micronesia, Fed. Sts.
Cayman Islands
Montenegro
Central African Republic
Namibia 22
Chad
New Zealand
Chile
Northern Mariana Islands
China
Palau
American Samoa
Peru 16
Comoros
Puerto Rico
Congo, Dem. Rep.
Rwanda 39
Congo, Rep.
Saudi Arabia
Costa Rica
Sierra Leone
Cote d'Ivoire 27
Slovenia
Croatia
South Sudan
Cuba
St. Lucia
Curacao
Suriname
Cyprus
Syrian Arab Republic
Czech Republic
Timor-Leste
Denmark
Tuvalu
Djibouti
United Kingdom
Dominica
Vanuatu
Dominican Republic 17
West Bank and Gaza
Ecuador
Afghanistan
Egypt, Arab Rep. 20
Liberia
El Salvador
Liechtenstein
Equatorial Guinea
Luxembourg
Eritrea
Macedonia, FYR
Estonia
Malawi 36
Ethiopia
Maldives
Faeroe Islands
Malta
Fiji
Mauritania
Finland
Mexico
France
Moldova
French Polynesia
Mongolia
Gabon
Morocco 20
Gambia, The
Myanmar
Georgia
Nepal
Germany
New Caledonia
Ghana 37
Nicaragua
Greece
Algeria
Greenland
Norway
Grenada
Pakistan 32
Guam
Panama
Guatemala
Albania
Guinea
Philippines 26
Guinea-Bissau
Portugal
Guyana
Qatar
Haiti
Russian Federation
Honduras
Samoa
Hong Kong SAR, China
Sao Tome and Principe
Hungary
Senegal 29
Iceland
Seychelles
India 17
Singapore
Indonesia 14 11
Slovak Republic
Iran, Islamic Rep.
Solomon Islands
Iraq
South Africa
Ireland
Spain
Isle of Man
St. Kitts and Nevis
Israel
St. Martin (French part)
Italy
Sudan
Jamaica
Swaziland
Japan
Switzerland
Tonga
Tajikistan
Tunisia
Thailand
Turkmenistan
Togo
Kazakhstan
Trinidad and Tobago
Kenya 36
Turkey 11
Kiribati
Turks and Caicos Islands
Korea, Dem. Rep.
Uganda
Korea, Rep.
United Arab Emirates
Kosovo
United States
Kuwait
Uzbekistan
Kyrgyz Republic
Venezuela, RB
Lao PDR
Virgin Islands (U.S.)
Latvia
Yemen, Rep.
Lebanon
Zimbabwe

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