Country name 1980 1981 1982 1983
Bahrain 0 0
Puerto Rico 0 0 0 0
Singapore 1 1 1 1
United Kingdom 1 1 1 1
Hong Kong SAR, China 1 2 1 1
United States 2 2 2 2
Belgium 2 2 2 2
Venezuela, RB 2 2 2 2
Chile 3 2 3 3
Netherlands 3 3
Canada 3 3 3 3
Sweden 3 3 3 3
Israel 4 3 3 3
Denmark 4 4
Australia 4 5 4 4
Switzerland 5 5 5 5
San Marino 6 5 5 5
Norway 6 6 6 5
Costa Rica 6 6 6 5
France 7 7 7 7
Barbados 9 9 8
Trinidad and Tobago 9 10 6 6
Egypt, Arab Rep. 10 10 9 41
Finland 12 11 11 10
Japan 13 12 12 11
Guatemala 13 13
Italy 16 15 13 13
Hungary 19 17 18 18
Spain 18 18 17 17
Brazil 20 19 19
Cyprus 27 26 24 23
Bolivia 28 28 27 28
Portugal 35 34 32 29
Philippines 37 38 39 40
Romania 39 39 38 38
Korea, Rep. 39 39 36 33
Malaysia 44 42 37 35
Greece 42 38 40
Sri Lanka 51
Haiti 53 52 50 50
Thailand 74 67 64 65
Sao Tome and Principe 73 79 63 68
Mongolia
Comoros
Congo, Dem. Rep.
Pakistan
Congo, Rep.
South Sudan
Cameroon
Cote d'Ivoire
New Caledonia
Croatia
Austria 13
Cuba
Sierra Leone
Chad
Sudan
Curacao
Cambodia
Mauritania
Czech Republic
Myanmar
Cabo Verde
Nigeria 22
Djibouti
Paraguay 0 1
Dominica
Russian Federation
Dominican Republic
Ecuador
Slovenia
Burundi
St. Kitts and Nevis
Algeria
American Samoa
El Salvador 10
Equatorial Guinea 90
Turks and Caicos Islands
Eritrea
Malta
Estonia
Colombia 1
Ethiopia
Morocco
Faeroe Islands
Nepal
Fiji
Nicaragua
Burkina Faso
Bahamas, The
Bulgaria
Panama 6 6
French Polynesia
Azerbaijan
Gabon
Qatar
Gambia, The
Samoa
Georgia
Serbia
Germany
Sint Maarten (Dutch part)
Ghana
Somalia
China
Cayman Islands
Greenland
St. Martin (French part)
Grenada
Swaziland
Guam
Tajikistan
Brunei Darussalam
Togo
Guinea
Turkey 9 7
Guinea-Bissau
Uganda
Guyana
Mali
Mexico
Marshall Islands
Moldova
Mauritius
Honduras
Micronesia, Fed. Sts.
Botswana
Monaco
Bosnia and Herzegovina
Montenegro
Iceland
Mozambique
India
Namibia
Indonesia 54 54
Bangladesh
Iran, Islamic Rep.
New Zealand
Iraq
Niger
Ireland 5
Northern Mariana Islands
Isle of Man
Oman
Bhutan
Palau
Bermuda
Papua New Guinea
Jamaica
Peru
Benin
Poland
Jordan 3
Aruba
Kazakhstan
Armenia
Kenya
Rwanda
Saudi Arabia
Argentina
Kiribati
Korea, Dem. Rep.
Senegal
Belize
Seychelles
Uzbekistan
Antigua and Barbuda
Belarus
Slovak Republic
Vietnam
Solomon Islands
West Bank and Gaza
South Africa
Zambia
Angola
Afghanistan
Lesotho
St. Lucia
Liberia
St. Vincent and the Grenadines
Libya
Suriname
Liechtenstein
Andorra
Lithuania
Syrian Arab Republic 52
Luxembourg 5
Tanzania
Macao SAR, China
Timor-Leste
Macedonia, FYR
Tonga
Madagascar
Tunisia 30
Malawi
Turkmenistan
United Arab Emirates
Tuvalu
Central African Republic
Ukraine
Maldives
Albania
Kosovo
Uruguay
Kuwait 0
Vanuatu
Kyrgyz Republic
Lao PDR
Virgin Islands (U.S.)
Latvia
Yemen, Rep.
Lebanon
Zimbabwe

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