Country name 1996 1997 1998 1999 2000
Liberia 0 0 0 0 0
Afghanistan 0 0 0 0 0
Mauritania 0 0 0 0 1
Micronesia, Fed. Sts. 0 0 0 0 0
Nepal 0 0 0 0 0
Chad 0 0 0 0 0
Eritrea 0 0 0 0 0
Ethiopia 0 0 0 0 0
Guinea-Bissau 0 0 0 0 0
Sierra Leone 0 0 0 0 0
Iraq 0 0 0 0 0
Tuvalu 0 0 0 0 0
Syrian Arab Republic 0 0 0 0 0
Korea, Dem. People’s Rep. 0 0 0 0 0
Bhutan 0 0 0 0 0
Comoros 0 0 0 0 0
Sao Tome and Principe 0 0 0 0 0
Somalia 0 0 0 0 1
Tajikistan 0 0 0 0 0
Burundi 0 0 0 0 0
Niger 0 0 0 0 0
Nigeria 0 0 0 0 0
Myanmar 0 0 0 0 0
Congo, Dem. Rep. 0 0 0 0 0
Burkina Faso 0 0 0 0 0
Sudan 0 0 0 0 0
Kiribati 0 0 0 0 0
Kyrgyz Republic 0 0 0 0 0
Djibouti 0 0 0 0 0
Cameroon 0 0 0 0 1
Kenya 0 0 0 0 0
Cuba 0 0 0 0 0
Mozambique 0 0 0 0 0
Mali 0 0 0 0 0
Central African Republic 0 0 0 0 0
Algeria 0 0 0 0 0
Bangladesh 0 0 0 0 0
Equatorial Guinea 0 0 0 0 1
Turkmenistan 0 0 0 0 0
Rwanda 0 0 0 0 0
Angola 0 0 0 0 0
Zambia 0 0 0 0 1
Madagascar 0 0 0 0 0
Benin 0 0 0 0 1
Yemen, Rep. 0 0 0 0 0
Malawi 0 0 0 0 0
Papua New Guinea 0 0 0 0 0
Uzbekistan 0 0 0 0 0
Congo, Rep. 0 0 0 2
Tanzania 0 0 0 0 0
India 0 0 0 0 0
Belarus 0 0 0 0 0
Haiti 0 0 0 0 1
Vanuatu 0 0 0 0 0
Lao PDR 0 0 0 0 0
Uganda 0 0 0 0 1
Tonga 0 0 0 0 0
Egypt, Arab Rep. 0 0 0 1 2
Pakistan 0 0 0 0 0
Zimbabwe 0 0 0 1 2
Togo 0 0 0 0 1
Moldova 0 0 0 0 3
Albania 0 0 0 0 1
Solomon Islands 0 0 0 0 0
Guyana 0 0 0 0 5
Kazakhstan 0 0 0 0 1
Ukraine 0 0 0 0 2
Ghana 0 0 0 0 1
Cabo Verde 0 0 0 2 4
Armenia 0 0 0 0 1
Guinea 0 0 0 0 0
Vietnam 0 0 0 0 1
Senegal 0 0 0 1 3
Nicaragua 0 0 0 1 2
Mongolia 0 0 0 1 6
Libya 0 0 0 1 1
Morocco 0 0 0 1 8
Tunisia 0 0 0 1 1
Gambia, The 0 0 0 0 0
Swaziland 0 0 0 1 3
Russian Federation 0 0 1 1 2
Cambodia 0 0 1 1 1
Indonesia 0 0 1 1 2
Lesotho 0 0 1 1 1
Honduras 0 0 1 1 2
Cote d'Ivoire 0 0 1 2 3
Iran, Islamic Rep. 0 0 1 1 1
Maldives 0 1 1 1 3
Marshall Islands 1 1 1 1 1
Bosnia and Herzegovina 0 0 1 1 2
St. Vincent and the Grenadines 0 0 1 1 2
Azerbaijan 0 1 1 5 5
Gabon 1 1 1 1 10
Samoa 0 0 1 1 1
Botswana 0 0 1 5 13
Dominica 1 1 1 1 2
Sri Lanka 0 1 1 1 2
St. Kitts and Nevis 1 0 1 2 3
Fiji 0 1 1 3 7
Guatemala 0 1 1 3 8
Namibia 0 1 1 2 4
Georgia 0 1 1 3 4
St. Lucia 1 1 1 1 2
Suriname 1 1 1 4 9
Grenada 1 1 1 2 4
Macedonia, FYR 0 1 1 2 6
Bulgaria 0 1 2 4 9
Belize 1 1 2 3 7
Jordan 1 1 2 3 8
China 1 1 2 3 7
Ecuador 1 1 2 3 4
Antigua and Barbuda 2 2 2 11 28
Trinidad and Tobago 1 1 2 3 13
El Salvador 0 1 2 9 12
Philippines 1 2 2 4 8
Dominican Republic 1 2 2 5 8
American Samoa 2 3 3 3 3
Bahamas, The 2 2 3 5 11
Romania 0 1 3 6 11
Costa Rica 1 2 3 4 5
Panama 0 1 3 8 13
Bolivia 0 1 3 5 7
Peru 1 2 3 4 5
Jamaica 2 3 3 6 14
Thailand 3 4 3 4 5
Saudi Arabia 1 2 3 4 7
Mexico 1 2 3 8 14
Croatia 1 3 4 7 23
Brazil 2 3 4 9 13
Paraguay 1 2 5 8 15
Oman 1 2 5 6 7
Barbados 2 3 5 8 11
Uruguay 2 3 5 10 12
Colombia 1 3 5 5 6
French Polynesia 1 2 5 9 17
Poland 1 2 5 10 18
Mauritius 2 4 5 9 15
Malta 3 4 6 9 28
Turkey 1 3 6 13 26
Aruba 4 4 6 13 17
Chile 2 3 6 15 22
New Caledonia 1 3 6 12 24
Seychelles 1 3 7 21 33
Latvia 1 3 7 11 17
Argentina 2 6 7 11 18
Lithuania 1 5 8 9 15
South Africa 2 4 8 12 19
Slovenia 2 5 8 32 61
Guam 4 4 8 13 18
Venezuela, RB 3 5 9 16 22
Slovak Republic 1 4 9 12 23
Czech Republic 2 5 9 19 42
Malaysia 7 9 10 13 22
Hungary 5 7 10 16 30
Qatar 6 8 12 15 20
Cyprus 8 10 13 16 23
Cayman Islands 12 14 21 26
Faroe Islands 7 11 14 24 37
Kuwait 10 13 15 16 25
Bahrain 7 10 15 21 31
Puerto Rico 9 10 15 21 35
Brunei Darussalam 14 15 15 20 29
Greenland 7 12 16 24 27
Spain 8 11 16 38 60
Lebanon 6 12 16 20 23
Germany 7 10 17 28 58
Belgium 5 10 17 31 55
Canada 12 14 18 23 28
Estonia 5 10 18 28 41
United Arab Emirates 8 12 18 29 47
Greece 5 9 19 36 54
San Marino 9 9 19 36 54
France 4 10 19 36 49
Macao SAR, China 11 13 20 28 33
Bermuda 13 17 20 20 21
New Zealand 13 15 21 37 40
Netherlands 7 11 21 43 68
Andorra 9 13 22 32 36
Virgin Islands (U.S.) 15 23 28 32
Liechtenstein 23 28 30
Switzerland 9 15 24 43 65
United States 16 20 25 31 38
United Kingdom 12 15 25 46 74
Ireland 8 15 26 45 65
Australia 22 25 26 33 44
Austria 7 14 29 53 76
Singapore 12 23 29 43 70
Portugal 7 15 30 46 65
Luxembourg 11 16 31 49 70
Korea, Rep. 7 15 31 51 58
Italy 11 21 36 53 74
Monaco 17 23 36 41 43
Denmark 25 27 36 49 63
Israel 19 30 37 49 73
Japan 22 31 38 45 53
Iceland 17 24 38 62 76
Sweden 28 36 46 58 72
Norway 29 38 47 60 72
Hong Kong SAR, China 22 35 48 63 80
Finland 29 42 55 63 72
Palau
Northern Mariana Islands 4 4
Turks and Caicos Islands
Curacao
Isle of Man
South Sudan
Serbia
St. Martin (French part)
West Bank and Gaza 0
Montenegro
Sint Maarten (Dutch part)
Timor-Leste

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