Country name 1984 1986 1987 1988
Morocco 25
Mali 31
Guatemala 35
Mexico 78
Burundi 79
Thailand 80
Honduras 86
Oman 88
Qatar 94
Trinidad and Tobago 98
Lithuania
Armenia
Aruba
Monaco
Australia
Austria
St. Kitts and Nevis
Azerbaijan
Vietnam
Bahamas, The
American Samoa
Bahrain
Netherlands
Bangladesh
Barbados
Sao Tome and Principe
Belarus
Switzerland
Belgium
Ukraine
Belize
Lesotho
Benin
Madagascar
Bermuda
Mauritius
Bhutan
Mozambique
Panama
Niger
Bolivia
Bosnia and Herzegovina
Philippines
Botswana 92
Brazil 74
Argentina
Brunei Darussalam
Sudan
Bulgaria
Andorra
Burkina Faso
Turkmenistan
Antigua and Barbuda
Uruguay
Cabo Verde
Zambia
Cambodia
Libya
Cameroon
Macao SAR, China
Canada
Malaysia
Cayman Islands
Marshall Islands
Central African Republic
Micronesia, Fed. Sts.
Chad
Montenegro
Chile
Namibia
China
New Zealand
Colombia
Northern Mariana Islands
Comoros
Pakistan
Congo, Dem. Rep.
Paraguay
Russian Federation
Portugal
Congo, Rep.
Costa Rica
Samoa
Cote d'Ivoire
Senegal 63
Croatia
Spain
Cuba
St. Martin (French part)
Curacao
Swaziland
Cyprus
Tajikistan
Czech Republic
Togo 43
Denmark
Tunisia 58
Djibouti
Tuvalu
Dominica
United Kingdom
Dominican Republic
Vanuatu
Ecuador 76
West Bank and Gaza
Egypt, Arab Rep. 53
Afghanistan
El Salvador
Liberia 83
Equatorial Guinea
Liechtenstein
Eritrea
Luxembourg
Estonia
Macedonia, FYR
Ethiopia
Malawi
Faeroe Islands
Maldives
Fiji
Malta
Finland
Mauritania
France
Algeria
French Polynesia
Moldova
Gabon
Mongolia
Gambia, The
Albania
Georgia
Myanmar
Germany
Nepal
Ghana 82
New Caledonia
Greece
Nicaragua
Greenland
Nigeria 79
Grenada
Norway
Guam
Angola
Palau
Guinea
Papua New Guinea
Guinea-Bissau
Peru 56
Guyana
Poland
Haiti
Puerto Rico
Seychelles
Romania
Singapore
Rwanda
Slovak Republic
San Marino
Solomon Islands
Saudi Arabia
South Africa
Serbia
Hong Kong SAR, China
Sierra Leone
Hungary
Sint Maarten (Dutch part)
Iceland
Slovenia
India
Somalia
Indonesia
South Sudan
Iran, Islamic Rep.
Sri Lanka
Iraq
St. Lucia
Ireland
St. Vincent and the Grenadines
Isle of Man
Suriname
Israel
Sweden
Italy
Syrian Arab Republic
Jamaica
Tanzania
Japan
Timor-Leste
Jordan
Tonga
Kazakhstan
Kenya
Turkey
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 91

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