Country name 1980 1981 1982 1983 1984
Afghanistan
Albania
Algeria
American Samoa
Andorra
Angola
Antigua and Barbuda
Argentina
Armenia
Aruba
Australia 8 8 8 8 8
Austria 8 9
Azerbaijan
Bahamas, The
Bahrain 3 3
Bangladesh 64
Barbados 10 9 8 10
Belarus
Belgium 4 4 4 4 4
Belize
Benin
Bermuda
Bhutan
Bolivia 52 52 53 54 54
Bosnia and Herzegovina
Botswana
Brazil 34 34 31 35
Brunei Darussalam
Bulgaria
Burkina Faso
Burundi
Cabo Verde
Cambodia
Cameroon
Canada 7 7 7 7 7
Cayman Islands
Central African Republic
Chad
Chile 22 21 22 22 22
China
Colombia 2
Comoros
Congo, Dem. Rep.
Congo, Rep.
Costa Rica 34 35 38 36 37
Cote d'Ivoire
Croatia
Cuba
Curacao
Cyprus 15 15 14 14 14
Czech Republic
Denmark 11 10 9
Djibouti
Dominica
Dominican Republic
Ecuador
Egypt, Arab Rep. 45 43 42 41 39
El Salvador 51
Equatorial Guinea 68
Eritrea
Estonia
Ethiopia
Faeroe Islands
Fiji
Finland 15 14 15 15 14
France 9 9 9 8 8
French Polynesia
Gabon
Gambia, The
Georgia
Germany
Ghana
Greece 26 25 25 25
Greenland
Grenada
Guam
Guatemala 61 61
Guinea
Guinea-Bissau
Guyana
Haiti 81 81 76 76
Honduras
Hong Kong SAR, China 2 1 1 1 1
Hungary 24 25 26 26 26
Iceland
India
Indonesia 58 55
Iran, Islamic Rep.
Iraq
Ireland 21 21
Isle of Man
Israel 8 8 7 7 7
Italy 13 13 12 12 11
Jamaica
Japan 9 8 8 8 8
Jordan 7
Kazakhstan
Kenya
Kiribati
Korea, Dem. Rep.
Korea, Rep. 31 31 30 28 25
Kosovo
Kuwait 1
Kyrgyz Republic
Lao PDR
Latvia
Lebanon
Lesotho
Liberia
Libya
Liechtenstein
Lithuania
Luxembourg 5 4
Macao SAR, China
Macedonia, FYR
Madagascar
Malawi
Malaysia 34 33 28 28 28
Maldives
Mali
Malta
Marshall Islands
Mauritania
Mauritius
Mexico
Micronesia, Fed. Sts.
Moldova
Monaco
Mongolia
Montenegro
Morocco
Mozambique
Myanmar
Namibia
Nepal
Netherlands 7 7
New Caledonia
New Zealand
Nicaragua
Niger
Nigeria 39
Northern Mariana Islands
Norway 10 10 10 10 10
Oman
Pakistan
Palau
Panama 37 38 39
Papua New Guinea
Paraguay 2 6 5
Peru
Philippines 60 59 60 59 58
Poland
Portugal 22 21 21 20 21
Puerto Rico 8 8 8 8 8
Qatar
Romania 22 22 22 22 22
Russian Federation
Rwanda
Samoa
San Marino 5 5 5 5 5
Sao Tome and Principe 42 54 46 57 46
Saudi Arabia
Senegal
Serbia
Seychelles
Sierra Leone
Singapore 2 1 1 1 1
Sint Maarten (Dutch part)
Slovak Republic
Slovenia
Solomon Islands
Somalia
South Africa
South Sudan
Spain 20 19 19 19 19
Sri Lanka 44
St. Kitts and Nevis 40
St. Lucia
St. Martin (French part)
St. Vincent and the Grenadines
Sudan
Suriname
Swaziland
Sweden 8 8 8 8 7
Switzerland 8 7 7 7 7
Syrian Arab Republic 27 22
Tajikistan
Tanzania
Thailand 68 62 60 62 63
Timor-Leste
Togo
Tonga 58
Trinidad and Tobago 11 10 10 10 10
Tunisia 35
Turkey 4 5 4
Turkmenistan
Turks and Caicos Islands
Tuvalu
Uganda
Ukraine
United Arab Emirates
United Kingdom 3 4 4 4 4
United States 5 5 5 5 5
Uruguay 0
Uzbekistan
Vanuatu
Venezuela, RB 20 19 19 20 21
Vietnam
Virgin Islands (U.S.)
West Bank and Gaza
Yemen, Rep.
Zambia
Zimbabwe

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