Country name 1980 1981 1982 1983 1984
Puerto Rico 0 0 0 0 0
Colombia 1
Singapore 1 1 1 1 1
Hong Kong SAR, China 1 2 1 1 1
United Kingdom 1 1 1 1 1
United States 2 2 2 2 2
Belgium 2 2 2 2 2
Venezuela, RB 2 2 2 2 2
Chile 3 2 3 3 3
Sweden 3 3 3 3 3
Canada 3 3 3 3 3
Israel 4 3 3 3 3
Australia 4 5 4 4 4
Switzerland 5 5 5 5 5
San Marino 6 5 5 5 5
Costa Rica 6 6 6 5 12
Norway 6 6 6 5 4
France 7 7 7 7 6
Trinidad and Tobago 9 10 6 6 8
Egypt, Arab Rep. 10 10 9 41 47
El Salvador 10
Finland 12 11 11 10 10
Japan 13 12 12 11 11
Italy 16 15 13 13 13
Spain 18 18 17 17 17
Hungary 19 17 18 18 18
Cyprus 27 26 24 23 22
Bolivia 28 28 27 28 28
Tunisia 30
Portugal 35 34 32 29 29
Philippines 37 38 39 40 36
Korea, Rep. 39 39 36 33 30
Romania 39 39 38 38 38
Malaysia 44 42 37 35 35
Haiti 53 52 50 50
Indonesia 54 54
Sao Tome and Principe 73 79 63 68 70
Thailand 74 67 64 65 66
Moldova
Central African Republic
Chad
Cayman Islands
Burkina Faso
South Africa
China
Cameroon
Bulgaria
Nepal
Comoros
Austria 13 11
Congo, Dem. Rep.
Congo, Rep.
Sudan
Brunei Darussalam
Turks and Caicos Islands
Cote d'Ivoire
Mauritania
Croatia
Morocco
Cuba
Nicaragua
Curacao
Paraguay 0 1 1
Seychelles
Russian Federation
Brazil 20 19 19 19
Czech Republic
Slovak Republic
Denmark 4 4 3
St. Kitts and Nevis 14
Djibouti
Andorra
Dominica
American Samoa
Dominican Republic
United Arab Emirates
Ecuador
Malta
Botswana
Mexico
Bosnia and Herzegovina
Mongolia
Equatorial Guinea 90
Myanmar
Eritrea
New Caledonia
Estonia
Nigeria 22
Ethiopia
Panama 6 6 4
Faeroe Islands
Azerbaijan
Fiji
Qatar
Bhutan
Samoa
Bermuda
Senegal
French Polynesia
Argentina
Gabon
Solomon Islands
Gambia, The
Antigua and Barbuda
Georgia
St. Martin (French part)
Germany
Swaziland
Ghana
Tajikistan
Greece 42 38 40 39
Togo
Greenland
Turkey 9 7 8
Grenada
Uganda
Guam
Afghanistan
Guatemala 13 13
Mali
Guinea
Marshall Islands
Guinea-Bissau
Mauritius
Guyana
Micronesia, Fed. Sts.
Burundi
Monaco
Honduras
Montenegro
Benin
Mozambique
Belize
Namibia
Iceland
Netherlands 3 3
India
New Zealand
Bahamas, The
Niger
Pakistan
Northern Mariana Islands
Iran, Islamic Rep.
Oman
Iraq
Palau
Ireland 5 5
Papua New Guinea
Isle of Man
Peru
Belarus
Poland
Barbados 9 9 8 8
Aruba
Jamaica
Cambodia
Bangladesh 9
Rwanda
Jordan 3
Armenia
Kazakhstan
Saudi Arabia
Kenya
Serbia
Kiribati
Sierra Leone
Korea, Dem. Rep.
Sint Maarten (Dutch part)
Uzbekistan
Slovenia
Bahrain 0 0
Somalia
Vietnam
South Sudan
West Bank and Gaza
Sri Lanka 51
Zambia
St. Lucia
Middle East (developing only)
St. Vincent and the Grenadines
Lesotho
Suriname
Liberia
Angola
Libya
Syrian Arab Republic 52 48
Liechtenstein
Tanzania
Lithuania
Timor-Leste
Luxembourg 5 5
Tonga 3
Macao SAR, China
Algeria
Macedonia, FYR
Turkmenistan
Madagascar
Tuvalu
Malawi
Ukraine
Cabo Verde
Albania
Maldives
Uruguay 0
Kuwait 0
Vanuatu
Kyrgyz Republic
Lao PDR
Virgin Islands (U.S.)
Latvia
Yemen, Rep.
Lebanon
Zimbabwe

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