Country name 1980 1981 1982 1983
United Kingdom 4
Denmark 7
Netherlands 10
Germany 11
Ireland 13
Luxembourg 13
France 14
Panama 16 14
Belgium 19
Italy 26
Greece 54
Equatorial Guinea 93
Northern Mariana Islands
Bahamas, The
Azerbaijan
Bahrain
South Sudan
Bangladesh
Micronesia, Fed. Sts.
Barbados
Rwanda
Belarus
Ukraine
Aruba
Malaysia
Belize
Namibia
Benin
Peru
Bermuda
Sierra Leone
Bhutan
Suriname
Bolivia
Vietnam
Bosnia and Herzegovina
Macao SAR, China
Botswana
Marshall Islands
Brazil
Montenegro
Brunei Darussalam
New Zealand
Bulgaria
Palau
Burkina Faso
Puerto Rico
Burundi
Saudi Arabia
Cabo Verde
Slovenia
Cambodia
St. Lucia
Cameroon
Australia
Canada
Uruguay
Cayman Islands
Zambia 69
Central African Republic
Lithuania
Chad
Madagascar
Chile
Mali
China
Mauritius
Colombia
Monaco
Comoros
Mozambique
Congo, Dem. Rep.
Austria
Congo, Rep.
Niger
Costa Rica
Oman
Cote d'Ivoire
Papua New Guinea
Croatia
Poland
Cuba
Romania
Curacao
San Marino
Cyprus
Serbia
Czech Republic
Sint Maarten (Dutch part)
Armenia
Somalia
Djibouti
Sri Lanka
Dominica
St. Vincent and the Grenadines 14
Dominican Republic
Sweden
Ecuador
Tuvalu
Egypt, Arab Rep.
Andorra
El Salvador
Vanuatu
Lesotho
West Bank and Gaza
Libya
Afghanistan
Eritrea
Liberia
Estonia
Liechtenstein
Ethiopia 97
American Samoa
Faeroe Islands
Macedonia, FYR
Fiji
Malawi
Finland
Maldives
Argentina
Malta
French Polynesia
Mauritania
Gabon
Mexico
Gambia, The
Moldova
Georgia
Mongolia
Antigua and Barbuda
Morocco
Ghana
Myanmar
Algeria
Nepal
Greenland
New Caledonia
Grenada
Nicaragua
Guam
Nigeria
Guatemala
Norway
Guinea
Pakistan
Guinea-Bissau
Albania
Guyana
Paraguay
Haiti
Philippines
Honduras
Portugal
Hong Kong SAR, China
Qatar
Hungary
Russian Federation
Iceland
Samoa
India
Sao Tome and Principe
Indonesia
Senegal
Iran, Islamic Rep.
Seychelles
Iraq
Singapore
Angola
Slovak Republic
Isle of Man
Solomon Islands
Israel
South Africa
Syrian Arab Republic
Spain
Tanzania
St. Kitts and Nevis
Timor-Leste
St. Martin (French part)
Tonga
Sudan
Tunisia
Swaziland
Turkmenistan
Switzerland
Jamaica
Tajikistan
Japan
Thailand
Jordan
Togo
Kazakhstan
Trinidad and Tobago
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

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