Country name 1989 1990 1991 1992 1993
Jordan 7
Sudan 11
Colombia 13
Paraguay 17
Nigeria 28
Liberia
Andorra
Angola
Syrian Arab Republic
Mexico
Antigua and Barbuda
Argentina
Slovak Republic
Armenia
United Kingdom
Aruba
Malawi 35
Australia
Myanmar
Austria
Azerbaijan
Russian Federation
Bahamas, The
St. Kitts and Nevis
Bahrain
Tunisia
Bangladesh
West Bank and Gaza
Barbados
Luxembourg
Belarus
Malta
Belgium
Mongolia
Belize
New Caledonia
Benin
Pakistan 16
Bermuda
Portugal
Bhutan
American Samoa
Bolivia 17
South Africa
Bosnia and Herzegovina
Algeria
Botswana
Timor-Leste
Brazil 15
Tuvalu
Brunei Darussalam
Vanuatu
Bulgaria
Afghanistan
Burkina Faso 31
Liechtenstein
Burundi
Macedonia, FYR
Cabo Verde
Maldives
Cambodia
Mauritania
Cameroon 35
Moldova
Canada
Morocco 7
Cayman Islands
Nepal
Central African Republic
Nicaragua
Chad
Norway
Chile
Panama
China
Philippines 7
Sao Tome and Principe
Qatar
Seychelles
Samoa
Comoros
Senegal 24
Congo, Dem. Rep.
Singapore
Congo, Rep.
Solomon Islands
Costa Rica
Spain
Cote d'Ivoire
St. Martin (French part)
Croatia
Sweden
Cuba
Tanzania 29
Curacao
Albania
Cyprus
Turkmenistan
Czech Republic
Ukraine
Denmark
Uruguay
Djibouti
Vietnam
Dominica
Zambia 34
Dominican Republic 18
Lesotho
Ecuador
Libya
Egypt, Arab Rep. 10
Lithuania
El Salvador
Macao SAR, China
Equatorial Guinea
Madagascar 29
Eritrea
Malaysia
Estonia
Mali
Ethiopia
Marshall Islands
Faeroe Islands
Mauritius
Fiji
Micronesia, Fed. Sts.
Finland
Monaco
France
Montenegro
French Polynesia
Mozambique
Gabon
Namibia 22
Gambia, The
Netherlands
Georgia
New Zealand
Germany
Niger 36
Ghana 22
Northern Mariana Islands
Greece
Oman
Greenland
Palau
Grenada
Papua New Guinea
Guam
Peru 11
Guatemala
Poland
Guinea
Puerto Rico
Guinea-Bissau
Romania
Guyana
Rwanda 11
Haiti
San Marino
Honduras
Saudi Arabia
Hong Kong SAR, China
Serbia
Hungary
Sierra Leone
Iceland
Sint Maarten (Dutch part)
India 23
Slovenia
Indonesia 12
Somalia
Iran, Islamic Rep.
South Sudan
Iraq
Sri Lanka
Ireland
St. Lucia
Suriname
St. Vincent and the Grenadines
Isle of Man
Israel
Swaziland
Italy
Switzerland
Jamaica
Tajikistan
Japan
Thailand
Tonga
Togo
Kazakhstan
Trinidad and Tobago
Kenya 25 21
Turkey 9
Kiribati
Turks and Caicos Islands
Korea, Dem. Rep.
Uganda 37
Korea, Rep.
United Arab Emirates
Kosovo
United States
Kuwait
Uzbekistan
Kyrgyz Republic
Venezuela, RB
Lao PDR
Virgin Islands (U.S.)
Latvia
Yemen, Rep. 14
Lebanon
Zimbabwe

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