Country name 1985 1986 1987 1988 1989
Afghanistan
Albania
Algeria
American Samoa
Andorra
Angola
Antigua and Barbuda
Argentina
Armenia
Aruba
Australia 14 14 14 14 13
Austria 22 21 21 21 20
Azerbaijan
Bahamas, The 8 5
Bahrain
Bangladesh 27 36 22
Barbados 17 16 16 15 15
Belarus
Belgium 15 15 14 17 16
Belize
Benin
Bermuda
Bhutan
Bolivia 15 12 12 12 12
Bosnia and Herzegovina
Botswana 4
Brazil 12 14 13 13 14
Brunei Darussalam
Bulgaria
Burkina Faso
Burundi
Cabo Verde
Cambodia
Cameroon
Canada 14 14 13 13 13
Cayman Islands
Central African Republic
Chad
Chile 12 13 14 14 16
China
Colombia 22 23 23 24 24
Comoros
Congo, Dem. Rep.
Congo, Rep.
Costa Rica 20 21 23 24 27
Cote d'Ivoire
Croatia
Cuba
Curacao
Cyprus 27 26 26 26 25
Czech Republic
Denmark 16 16 16 16 16
Djibouti
Dominica 27
Dominican Republic
Ecuador
Egypt, Arab Rep. 9
El Salvador 21 29 21 21
Equatorial Guinea
Eritrea
Estonia 32
Ethiopia
Faeroe Islands
Fiji
Finland 20 20 19 18 17
France 19 18 18 17 17
French Polynesia
Gabon
Gambia, The
Georgia
Germany
Ghana
Greece 17 17 17 17 17
Greenland
Grenada 17
Guam
Guatemala 19 24
Guinea
Guinea-Bissau
Guyana
Haiti 9
Honduras
Hong Kong SAR, China 47 45 44 40 36
Hungary 31 30 29 29 28
Iceland
India
Indonesia 12 9 9 9 12
Iran, Islamic Rep.
Iraq
Ireland 18 19 18 18 18
Isle of Man
Israel 16 16 16 16 15
Italy 24 23 23 23 23
Jamaica
Japan 28 28 27 28 28
Jordan 5 8
Kazakhstan
Kenya
Kiribati
Korea, Dem. Rep.
Korea, Rep. 24 26 29 31 31
Kosovo
Kuwait 2
Kyrgyz Republic
Lao PDR
Latvia
Lebanon
Lesotho
Liberia
Libya
Liechtenstein
Lithuania
Luxembourg 11 11 11 9 9
Macao SAR, China 55
Macedonia, FYR
Madagascar
Malawi
Malaysia 21 21 21 22 25
Maldives
Mali
Malta
Marshall Islands
Mauritania
Mauritius
Mexico
Micronesia, Fed. Sts.
Moldova
Monaco
Mongolia
Montenegro
Morocco
Mozambique
Myanmar
Namibia
Nepal
Netherlands 12 11 11 11
New Caledonia
New Zealand 18 16 15 15
Nicaragua
Niger
Nigeria 4
Northern Mariana Islands
Norway 12 13 12 12 12
Oman
Pakistan 12 10 12 14 14
Palau
Panama 12 11 12 11 11
Papua New Guinea
Paraguay 18 15 16 14 16
Peru 18
Philippines 13 13 13 14 14
Poland
Portugal 25 24 25 25 26
Puerto Rico 23 23 22 22 22
Qatar
Romania 36 37 37 37 38
Russian Federation
Rwanda 1
Samoa
San Marino 39 37 36 35 34
Sao Tome and Principe
Saudi Arabia
Senegal
Serbia
Seychelles
Sierra Leone
Singapore 33 33 35 36 35
Sint Maarten (Dutch part)
Slovak Republic
Slovenia
Solomon Islands
Somalia
South Africa
South Sudan
Spain 17 17 17 17 17
Sri Lanka 20
St. Kitts and Nevis
St. Lucia
St. Martin (French part)
St. Vincent and the Grenadines
Sudan
Suriname
Swaziland
Sweden 14 14 14 15 15
Switzerland 21 21 20 19 19
Syrian Arab Republic 13
Tajikistan
Tanzania
Thailand 9 10 9 10
Timor-Leste
Togo
Tonga
Trinidad and Tobago 17 12 12 13 13
Tunisia 44
Turkey 8 9 9
Turkmenistan
Turks and Caicos Islands
Tuvalu
Uganda
Ukraine
United Arab Emirates
United Kingdom 18 17 17 18 18
United States 17 16 16 16 15
Uruguay 22 24 23 23
Uzbekistan
Vanuatu
Venezuela, RB 16 17 18 17
Vietnam
Virgin Islands (U.S.)
West Bank and Gaza
Yemen, Rep.
Zambia
Zimbabwe

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