Country name 1986 1987 1988 1989 1990
United Kingdom 5 5 5 5 5
Denmark 7 7 6 6 6
Germany 9 9 9 8 7
Singapore 9 9 7 7
Ireland 9 9 9 9 10
Luxembourg 10 10 9 9 9
France 12 12 11 11 11
Netherlands 12 11 11 12
Belgium 19 17 16 17 17
Panama 15 18 21 19
Costa Rica 18 19 20 21
Trinidad and Tobago 23 24 23 21
Italy 26 26 26 25 24
Spain 31 31 29 27 25
Portugal 32 34 31 29 28
Greece 52 52 50 48 46
Thailand 74 75 75 74
Malawi 96
Ethiopia 96
Paraguay 31
Azerbaijan
Benin
Switzerland
Bermuda
Myanmar
Bhutan
Seychelles
Bolivia 54 50
Afghanistan
Bosnia and Herzegovina
Mexico
Botswana
Nigeria
Brazil 30
Russian Federation
Brunei Darussalam
South Africa
Bulgaria
Vanuatu
Burkina Faso
Andorra
Burundi
Malta
Cabo Verde
Mongolia
Cambodia
New Caledonia
Cameroon
Pakistan
Canada
Bangladesh
Cayman Islands
Sao Tome and Principe
Central African Republic
Slovak Republic
Chad
Belarus
Chile
Angola
China
West Bank and Gaza
Colombia
Belize
Comoros
Macedonia, FYR
Congo, Dem. Rep.
Maldives 57
Congo, Rep.
Mauritania
Austria
Moldova
Cote d'Ivoire
Morocco
Croatia
Nepal
Cuba
Nicaragua
Curacao
Norway
Cyprus
Algeria
Czech Republic
Philippines
Australia
Qatar
Djibouti
Samoa
Dominica
Senegal
Dominican Republic
Albania
Ecuador 33 37 41
Solomon Islands
Egypt, Arab Rep.
Bahrain
El Salvador
Swaziland
Equatorial Guinea
Bahamas, The
Eritrea
Uruguay
Estonia 2 3
Vietnam
Liberia
Zambia 81
Liechtenstein
Lesotho
Faeroe Islands
Libya
Fiji
Lithuania
Finland
Macao SAR, China
Aruba
Madagascar
French Polynesia
Malaysia
Gabon
Mali
Gambia, The
Marshall Islands
Georgia
Mauritius 7
Armenia
Micronesia, Fed. Sts.
Ghana
Monaco
Barbados 9
Montenegro
Greenland
Mozambique
Grenada
Namibia
Guam
American Samoa
Guatemala
New Zealand
Guinea
Niger
Guinea-Bissau
Northern Mariana Islands
Guyana
Oman
Haiti
Palau
Honduras 50
Papua New Guinea
Hong Kong SAR, China
Peru 46
Hungary
Poland
Iceland
Puerto Rico
India
Romania
Indonesia
Rwanda
Iran, Islamic Rep.
San Marino
Iraq
Saudi Arabia
Argentina 27
Serbia
Isle of Man
Sierra Leone
Israel
Sint Maarten (Dutch part)
Tajikistan
Slovenia
St. Kitts and Nevis
Somalia
St. Martin (French part)
South Sudan
Sudan
Sri Lanka
Togo
St. Lucia
Antigua and Barbuda
St. Vincent and the Grenadines
Turkmenistan
Suriname
Tuvalu
Sweden
Ukraine
Syrian Arab Republic
Jamaica
Tanzania
Japan
Timor-Leste
Tunisia
Tonga
Jordan
Kazakhstan
Turkey
Kenya
Turks and Caicos Islands
Kiribati
Uganda
Korea, Dem. Rep.
United Arab Emirates
Korea, Rep.
United States
Kuwait
Uzbekistan
Kyrgyz Republic
Venezuela, RB
Lao PDR
Virgin Islands (U.S.)
Latvia
Yemen, Rep.
Lebanon
Zimbabwe

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