Country name 1984 1985 1986 1987 1988
Afghanistan
Albania
Algeria
American Samoa
Andorra
Angola
Antigua and Barbuda
Argentina
Armenia
Aruba
Australia 8 7 7 7 7
Austria 9 8 8 8 7
Azerbaijan
Bahamas, The 8
Bahrain
Bangladesh 64 62 62
Barbados 10 9 9 9 9
Belarus
Belgium 4 4 4 4 4
Belize
Benin
Bermuda
Bhutan
Bolivia 54 54 54 54 54
Bosnia and Herzegovina
Botswana 55
Brazil 35 34 32 29 29
Brunei Darussalam
Bulgaria
Burkina Faso
Burundi
Cabo Verde
Cambodia
Cameroon
Canada 7 7 6 6 6
Cayman Islands
Central African Republic
Chad
Chile 22 27 27 27 26
China
Colombia 2 2 2 2
Comoros
Congo, Dem. Rep.
Congo, Rep.
Costa Rica 37 35 34 36 36
Cote d'Ivoire
Croatia
Cuba
Curacao
Cyprus 14 14 13 13 13
Czech Republic
Denmark 9 9 8 8 8
Djibouti
Dominica
Dominican Republic
Ecuador
Egypt, Arab Rep. 39
El Salvador 46 2 12
Equatorial Guinea
Eritrea
Estonia
Ethiopia
Faeroe Islands
Fiji
Finland 14 13 13 13 12
France 8 8 8 7 7
French Polynesia
Gabon
Gambia, The
Georgia
Germany
Ghana
Greece 25 24 24 23 23
Greenland
Grenada 24
Guam
Guatemala 64
Guinea
Guinea-Bissau
Guyana
Haiti 76
Honduras
Hong Kong SAR, China 1 2 2 2 1
Hungary 26 25 24 23 23
Iceland
India
Indonesia 55 55 55 55
Iran, Islamic Rep.
Iraq
Ireland 21 21 21 21 19
Isle of Man
Israel 7 7 7 7 6
Italy 11 11 10 10 10
Jamaica
Japan 8 8 7 7 7
Jordan 6 7
Kazakhstan
Kenya
Kiribati
Korea, Dem. Rep.
Korea, Rep. 25 23 22 20 19
Kosovo
Kuwait 2
Kyrgyz Republic
Lao PDR
Latvia
Lebanon
Lesotho
Liberia
Libya
Liechtenstein
Lithuania
Luxembourg 4 4 4 4 4
Macao SAR, China
Macedonia, FYR
Madagascar
Malawi
Malaysia 28 29 30 31 31
Maldives
Mali
Malta
Marshall Islands
Mauritania
Mauritius
Mexico
Micronesia, Fed. Sts.
Moldova
Monaco
Mongolia
Montenegro
Morocco
Mozambique
Myanmar
Namibia
Nepal
Netherlands 6 6 6
New Caledonia
New Zealand 13 12 13
Nicaragua
Niger
Nigeria 51
Northern Mariana Islands
Norway 10 9 9 9 8
Oman
Pakistan 48 51 45 48
Palau
Panama 39 40 39 36 41
Papua New Guinea
Paraguay 5 4 5 5 4
Peru 1
Philippines 58 58 58 56 54
Poland
Portugal 21 21 19 19 18
Puerto Rico 8 8 7 6 6
Qatar
Romania 22 23 23 22 23
Russian Federation
Rwanda
Samoa
San Marino 5 3 3 3 3
Sao Tome and Principe 46
Saudi Arabia
Senegal
Serbia
Seychelles
Sierra Leone
Singapore 1 1 1 1 1
Sint Maarten (Dutch part)
Slovak Republic
Slovenia
Solomon Islands
Somalia
South Africa
South Sudan
Spain 19 19 17 16 15
Sri Lanka 47
St. Kitts and Nevis 40
St. Lucia
St. Martin (French part)
St. Vincent and the Grenadines
Sudan
Suriname
Swaziland
Sweden 7 7 5 6 6
Switzerland 7 7 6 6 6
Syrian Arab Republic 22
Tajikistan
Tanzania
Thailand 63 66 64 66
Timor-Leste
Togo
Tonga 58
Trinidad and Tobago 10 12 13 14 15
Tunisia
Turkey 4 30 34
Turkmenistan
Turks and Caicos Islands
Tuvalu
Uganda
Ukraine
United Arab Emirates
United Kingdom 4 4 3 3 3
United States 5 5 4 4 4
Uruguay 0 0 0 0
Uzbekistan
Vanuatu
Venezuela, RB 21 22 21 19
Vietnam
Virgin Islands (U.S.)
West Bank and Gaza
Yemen, Rep.
Zambia
Zimbabwe

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