Country name 1984 1985 1986 1987 1988
Afghanistan
Albania
Algeria
American Samoa
Andorra
Angola
Antigua and Barbuda
Argentina
Armenia
Aruba
Australia 36 36 35 35 35
Austria 49 49 49 49 49
Azerbaijan
Bahamas, The 22
Bahrain
Bangladesh 9 10 10
Barbados 26 28 27 27 29
Belarus
Belgium 39 39 38 37 40
Belize
Benin
Bermuda
Bhutan
Bolivia 17 16 13 13 13
Bosnia and Herzegovina
Botswana 17
Brazil 27 27 29 30 29
Brunei Darussalam
Bulgaria
Burkina Faso
Burundi
Cabo Verde
Cambodia
Cameroon
Canada 34 34 34 34 34
Cayman Islands
Central African Republic
Chad
Chile 23 24 25 27 30
China
Colombia 34 33 35 34
Comoros
Congo, Dem. Rep.
Congo, Rep.
Costa Rica 21 21 24 25 24
Cote d'Ivoire
Croatia
Cuba
Curacao
Cyprus 34 33 33 32 32
Czech Republic
Denmark 36 38 38 38 36
Djibouti
Dominica
Dominican Republic
Ecuador
Egypt, Arab Rep. 22
El Salvador 22 33 35
Equatorial Guinea
Eritrea
Estonia
Ethiopia
Faeroe Islands
Fiji
Finland 43 42 42 41 41
France 41 41 40 40 39
French Polynesia
Gabon
Gambia, The
Georgia
Germany
Ghana
Greece 33 33 34 34 33
Greenland
Grenada 30
Guam
Guatemala 16
Guinea
Guinea-Bissau
Guyana
Haiti 9
Honduras
Hong Kong SAR, China 43 43 42 42 42
Hungary 43 43 43 43 43
Iceland
India
Indonesia 14 8 8 8
Iran, Islamic Rep.
Iraq
Ireland 31 32 33 33 34
Isle of Man
Israel 38 37 37 37 36
Italy 38 38 37 37 37
Jamaica
Japan 39 39 39 38 39
Jordan 20 18
Kazakhstan
Kenya
Kiribati
Korea, Dem. Rep.
Korea, Rep. 35 35 36 37 38
Kosovo
Kuwait 33
Kyrgyz Republic
Lao PDR
Latvia
Lebanon
Lesotho
Liberia
Libya
Liechtenstein
Lithuania
Luxembourg 46 45 44 44 43
Macao SAR, China
Macedonia, FYR
Madagascar
Malawi
Malaysia 26 26 24 23 23
Maldives
Mali
Malta
Marshall Islands
Mauritania
Mauritius
Mexico
Micronesia, Fed. Sts.
Moldova
Monaco
Mongolia
Montenegro
Morocco
Mozambique
Myanmar
Namibia
Nepal
Netherlands 36 35 35
New Caledonia
New Zealand 37 35 34
Nicaragua
Niger
Nigeria 9
Northern Mariana Islands
Norway 38 38 38 38 37
Oman
Pakistan 21 20 22 21
Palau
Panama 19 20 19 20 16
Papua New Guinea
Paraguay 35 37 36 34 34
Peru 36
Philippines 15 15 14 16 17
Poland
Portugal 40 40 40 41 42
Puerto Rico 26 25 26 27 27
Qatar
Romania 51 51 51 52 51
Russian Federation
Rwanda
Samoa
San Marino 50 52 52 52 52
Sao Tome and Principe 25
Saudi Arabia
Senegal
Serbia
Seychelles
Sierra Leone
Singapore 37 36 36 35 36
Sint Maarten (Dutch part)
Slovak Republic
Slovenia
Solomon Islands
Somalia
South Africa
South Sudan
Spain 39 38 38 39 39
Sri Lanka 18
St. Kitts and Nevis 29
St. Lucia
St. Martin (French part)
St. Vincent and the Grenadines
Sudan
Suriname
Swaziland
Sweden 44 44 44 44 43
Switzerland 45 44 44 43 43
Syrian Arab Republic 36
Tajikistan
Tanzania
Thailand 15 12 13 13
Timor-Leste
Togo
Tonga 12
Trinidad and Tobago 44 41 38 37 35
Tunisia
Turkey 33 25 27
Turkmenistan
Turks and Caicos Islands
Tuvalu
Uganda
Ukraine
United Arab Emirates
United Kingdom 41 41 40 40 44
United States 38 38 37 37 37
Uruguay 36 37 41 40
Uzbekistan
Vanuatu
Venezuela, RB 28 28 30 31
Vietnam
Virgin Islands (U.S.)
West Bank and Gaza
Yemen, Rep.
Zambia
Zimbabwe

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