Country name 1989 1990 1991 1992 1993
Seychelles 0 0 0 0
St. Kitts and Nevis 0
Sudan 0
Papua New Guinea 0 0 0 0
Denmark 0 0 0 0 0
Japan 0 0 0 0
Korea, Rep. 0 0 0 0 0
Sweden 0 0 0 0
Norway 0 0 0 0 0
Greece 0 0
Kiribati 1 1 1 0 1
San Marino 0 1
Cyprus 0 0 0 0 0
Finland 1 1 0 1 1
Italy 1 1 1
Malta 2 1 1 2 2
Switzerland 2 2 2 2 2
Ireland 2 2
Kuwait 3
Slovak Republic 3 2
Ghana 3 3
Trinidad and Tobago 3 3 4
Antigua and Barbuda 3
Tanzania 4 4 4 3 3
Botswana 5 5 5 4 3
New Zealand 3 3 4 4
Bahrain 9 5 4 5
United Arab Emirates 5 5 5 5 4
Jordan 6 5 5 5 4
Monaco 6 6
Bulgaria 4 5 7 6 7
Qatar 8 8 7 6 5
Turkey 8 7 7 7 6
Guyana 7 5
Syrian Arab Republic 8 8 8 8 8
Belize 8
Macao SAR, China 8 8 5
Mauritius 8 5 8 8 8
Sri Lanka 8 9 9 8
El Salvador 10 10 9 10
Bolivia 3 6 9 4
Oman 13 13 10
Honduras 11 10 13
Paraguay 10 10 10 10 9
Algeria 8 8 11 10 11
Costa Rica 12 12 11 9
Iran, Islamic Rep. 12 12 11 11 8
Congo, Dem. Rep. 17 12 8
Uruguay 10 11 12 12 11
Venezuela, RB 12 13 13 13
Morocco 17 15 12 14 14
Vanuatu 14
Malawi 18 18 17 14 18
Rwanda 11 11 13 15
Niger 13 13 14 15 18
Senegal 16 16 16
Burkina Faso 17 17 18 16 16
Colombia 13 15 12 17 8
Gambia, The 19 17 15
Mauritania 18 18 17 17 15
Swaziland 17 17 18 17 18
Guinea 19 17 18 18 19
Benin 26 25 21 23 24
Burundi 25 23 22 23 24
Lesotho 25 25 25 24 22
Mozambique 27 25 24 25 25
Namibia 26
Cote d'Ivoire 27 27 24 27 27
Nepal 28
Eritrea 29 22
Lao PDR 32 29
Gabon 34 33
Congo, Rep. 35 39 34 34
Madagascar 36 36 37 34 34
Togo 36 33 35 37
Central African Republic 34 31 32 38
Comoros 39
Andorra
Somalia
Guinea-Bissau
Romania 2 5
French Polynesia
Aruba
Haiti
Cambodia
France
Serbia
Hong Kong SAR, China
St. Vincent and the Grenadines
Hungary 4 4
Turkmenistan
Iceland
Cameroon 30 30
India
Poland
Indonesia
Bosnia and Herzegovina
Fiji
Sint Maarten (Dutch part)
Iraq 22 19
Belarus 1
Faeroe Islands
Azerbaijan 0
Isle of Man
Tonga 4 8 8
Israel
Ukraine 1
Ethiopia 8
Northern Mariana Islands
Jamaica 3 4 4 4
Palau
Estonia 4
Peru 15
Equatorial Guinea
Puerto Rico
Kazakhstan
Brazil
Kenya
Saudi Arabia
Egypt, Arab Rep.
Sierra Leone
Korea, Dem. Rep.
Slovenia
Ecuador
South Sudan
Kosovo
St. Lucia 0 0 0
Dominican Republic
Suriname 26
Kyrgyz Republic
Guam
West Bank and Gaza
Timor-Leste
Zambia
Tunisia 22 22 21 20
Afghanistan 9
Tuvalu 0 0 0
Dominica
United Kingdom 0
Liberia
Guatemala 17
Libya
Canada
Liechtenstein
Pakistan
Lithuania
Panama 12
Luxembourg
Cabo Verde 20
Djibouti
Philippines 2
Macedonia, FYR
Portugal 16 16
Grenada
Brunei Darussalam
Czech Republic 1
Russian Federation
Malaysia 0 0
Samoa
Maldives
Sao Tome and Principe
Mali
Bhutan 19
Curacao
Bermuda
Marshall Islands
Singapore
Cuba
Belgium 17
Croatia
Solomon Islands
Mexico 10
South Africa 14
Micronesia, Fed. Sts.
Spain 3 4 5
Moldova
Barbados
Greenland
St. Martin (French part)
Mongolia
Bangladesh
Montenegro
Bahamas, The
Australia
Austria
China
Tajikistan
Myanmar
Thailand
Chile
Georgia
Chad 33 33 32
Armenia
Netherlands
Argentina
New Caledonia 18 15
Turks and Caicos Islands
American Samoa
Uganda
Vietnam
Angola
Germany 2
United States
Nigeria
Uzbekistan
Nicaragua 18
Albania
Cayman Islands
Virgin Islands (U.S.)
Latvia
Yemen, Rep.
Lebanon
Zimbabwe

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