Country name 1986 1987 1988 1989 1990
Sri Lanka 5
Burundi 6
Morocco 8
Thailand 11
Indonesia 11
Trinidad and Tobago 14
Ecuador 17
Mexico 18
Guatemala 23
Mali 51
Slovenia
Australia
Namibia
Vietnam
Austria
Azerbaijan
Aruba
Bahamas, The
Togo 27
Bahrain
Lithuania
Bangladesh
Micronesia, Fed. Sts.
Barbados
Northern Mariana Islands
Belarus
Saudi Arabia
Belgium
Swaziland
Belize
Ukraine
Benin
Lesotho
Bermuda
Madagascar
Bhutan
Marshall Islands
Bolivia 17
Montenegro
Bosnia and Herzegovina
New Zealand
Botswana 28
Palau
Brazil 13
Rwanda
Brunei Darussalam
Sierra Leone
Bulgaria
South Sudan
Burkina Faso
Tajikistan
Andorra
Turkmenistan
Cabo Verde
Uruguay
Cambodia
Zambia
Cameroon
Libya
Canada
Macao SAR, China
Cayman Islands
Malaysia
Central African Republic
Chad
Mauritius
Chile
Monaco
China
Mozambique
Colombia 14 13
Netherlands
Comoros
Niger
Congo, Dem. Rep.
Oman
Congo, Rep.
Papua New Guinea
Costa Rica
Romania
Cote d'Ivoire
San Marino
Croatia
Serbia
Cuba
Sint Maarten (Dutch part)
Curacao
Somalia
Cyprus
Angola
Czech Republic
Switzerland
Denmark
Algeria
Djibouti
Argentina
Dominica
Tuvalu
Dominican Republic 17
United Kingdom
Armenia
Vanuatu
Egypt, Arab Rep. 10
West Bank and Gaza
El Salvador
Afghanistan
Equatorial Guinea
Liberia 45
Eritrea
Liechtenstein
Estonia
Luxembourg
Ethiopia
Macedonia, FYR
Faroe Islands
Malawi
Fiji
Maldives
Finland
Malta
France
Mauritania
French Polynesia
Antigua and Barbuda
Gabon
Moldova
Gambia, The
Mongolia
Georgia
Albania
Germany
Myanmar
Ghana 23
Nepal
Greece
New Caledonia
Greenland
Nicaragua
Grenada
Nigeria 10 28
Guam
Norway
Peru 13
Pakistan
Poland
Panama
Puerto Rico
Paraguay 17
Guinea
Philippines
Guinea-Bissau
Portugal
Guyana
Qatar
Haiti
Russian Federation
Honduras
Samoa
Hong Kong SAR, China
Sao Tome and Principe
Hungary
Senegal 31
Iceland
Seychelles
India
Singapore
American Samoa
Slovak Republic
St. Kitts and Nevis
Solomon Islands
St. Martin (French part)
South Africa
Sudan 11
Spain
Iran, Islamic Rep.
Iraq
St. Lucia
Ireland
St. Vincent and the Grenadines
Isle of Man
Suriname
Israel
Sweden
Italy
Syrian Arab Republic
Jamaica
Tanzania
Japan
Timor-Leste
Tunisia 3
Tonga
Jordan 7
Kazakhstan
Turkey
Kenya 25
Turks and Caicos Islands
Kiribati
Uganda 37
Korea, Dem. People’s Rep.
United Arab Emirates
Korea, Rep.
United States
Kuwait
Uzbekistan
Kyrgyz Republic
Venezuela, RB
Lao PDR
Virgin Islands (U.S.)
Latvia
Yemen, Rep.
Lebanon
Zimbabwe 21

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