Country name 2011 2012 2013 2014
West Bank and Gaza 0 0 0 0
Ethiopia 0 0
Venezuela, RB 0 0 0
Israel 0 0 0 0
Fiji 0 0 0
Comoros 0 0
Tonga 0 1 1
Nepal 0 0 0 0
Macedonia, FYR 0 0 0 0
Niger 0 7 3
Bosnia and Herzegovina 0 0 0 0
Costa Rica 0 0 1 1
Maldives 0 0 1 1
Argentina 0 0 1 1
Nicaragua 0 0 0 0
Rwanda 0 0
Azerbaijan 0 0 0 1
Guinea-Bissau 0 2 2
Gambia, The 0 6
Kyrgyz Republic 0 0 1 0
Nigeria 1 1 1 2
Belarus 1 1 1 1
Sierra Leone 1 1 0 1
Croatia 1 1 1 1
Albania 1 1 1 1
Moldova 1 1 1 1
French Polynesia 1 1 1
Faroe Islands 1
Benin 1 11 2
Montenegro 1 1 0 0
Honduras 1 0 0 1
Philippines 1 1 1 1
New Caledonia 1 2 2
Aruba 1 1 1 1
Thailand 1 2 1 0
Macao SAR, China 1 1 2 2
Mongolia 1 2 1 2
Morocco 1 1 1
Zambia 1 34 10 9
Cambodia 1 1 1 1
Namibia 1 0 1 0
Guatemala 1 1 1 2
Mozambique 1 0 0 0
St. Kitts and Nevis 1 1 1
Colombia 1 1 1 1
Oman 1 2 2 2
Egypt, Arab Rep. 1 1 1 1
Dominican Republic 1 2 1 2
Tanzania 1 2 2 2
Mali 1 5 2
Botswana 2 0 1 0
Hungary 2 1 1 1
Sudan 2 2 1 0
Ghana 2 1 1 2
Iraq 2 1
Belize 2 1 1 1
Lithuania 2 1 1 1
Senegal 2
Ukraine 2 1 2 2
Serbia 2 2 1 2
Jamaica 2 1 1 1
Slovak Republic 2 2 2 3
St. Lucia 2 2 2
Greece 2 2 2 2
Georgia 2 1 1 1
Trinidad and Tobago 2
China 2 3 3 4
Tajikistan 2 12 42 1
Cabo Verde 2 1 1 1
Armenia 2 2 2 2
El Salvador 2 4 4 3
Malaysia 2 2 2 2
Portugal 2 3 2 2
Indonesia 2 1 1 1
Dominica 2 2 2
St. Vincent and the Grenadines 2 2 2
Estonia 2 2 2 2
Sao Tome and Principe 2 3
Bulgaria 2 2 3 4
Uganda 2 3 2 3
Grenada 2 2 2
Russian Federation 2 3 3 3
Korea, Rep. 3 2 2 2
Madagascar 3 3 3
Poland 3 2 2 2
Cameroon 3 5 5
Romania 3 4 3 2
Bangladesh 3 3 2 2
Tunisia 3 3 3 3
Kazakhstan 3 3 1 1
Finland 3 3
Tuvalu 3 3 3
Bhutan 3 2 3 2
Sri Lanka 3 9 7 7
Saudi Arabia 3 4 5 3
Czech Republic 3 3 3 3
Pakistan 3 1 3 3
Turkey 3 3 4 4
Togo 3 4 3
Slovenia 3 3 2 2
Australia 4 4 6 6
New Zealand 4 4 4 5
Barbados 4 3 3
Paraguay 4 3 2 3
Sweden 4 4 7 7
Burundi 4 3 4
Swaziland 4 5 4 5
Antigua and Barbuda 4 3 3
Uruguay 4 4 5 5
Japan 4 3 3 5
Vanuatu 4 5 3 2
Lao PDR 5 1 6
Kenya 5 6 6 6
Lesotho 5 5 0 0
Kuwait 5 3 10 9
Papua New Guinea 5 3 3 8
Qatar 5 6 7 6
Suriname 6 9 5 3
Norway 6 5 7 7
India 6 5 6 5
Chile 6 7 7 7
Mauritius 7 6 4 5
Netherlands 7 5 5 4
Italy 7 7 7 7
South Africa 7 7 7 7
France 7 7 9 8
Austria 7 7 7 6
Bolivia 7 9 9 10
Lebanon 7 12 11 13
Congo, Dem. Rep. 7 10 4 3
Seychelles 8
Solomon Islands 8 7 0 0
Algeria 8 9 8 9
Brazil 8 8 9 5
Peru 8 10 9 11
Belgium 8 8 8 8
Cote d'Ivoire 9 9 3
Panama 10 9 7 6
Guinea 11 15 5
Guyana 11 12 7 14
Bahrain 11 12 12 12
Canada 11 10 11 11
Latvia 11 10 10 11
Afghanistan 12 6 7 16
Germany 13 12 12 12
Mexico 15 12 14 17
United States 15 14 15 15
Singapore 16 16 16 17
Hong Kong SAR, China 17 17 17
Malawi 17 18 17 10
Bermuda 18 20 19
Kiribati 19 25 26 29
Ireland 20 19 18 18
Cyprus 28 26 23 24
Switzerland 29 26 26 25
Iceland 30 26 5 4
United Kingdom 34 34 33 28
Malta 44 34 33 32
Luxembourg 63 61 60 60
Samoa 0 5 3
San Marino
Puerto Rico
Isle of Man
Haiti
Liechtenstein
Korea, Dem. People’s Rep.
Palau
Iran, Islamic Rep.
Burkina Faso
Curacao
Jordan
Liberia 11 12 8
Angola
Northern Mariana Islands
Guam
Vietnam
Greenland
St. Martin (French part)
Myanmar 0 0 6
Libya 21 20
Cuba
Syrian Arab Republic
Congo, Rep.
Chad
Timor-Leste 1 1 1
Micronesia, Fed. Sts.
Sint Maarten (Dutch part)
Central African Republic
Gabon
Cayman Islands
Eritrea
Turkmenistan
Brunei Darussalam
American Samoa
Mauritania 2 1 1
Turks and Caicos Islands
Marshall Islands
Equatorial Guinea
South Sudan
United Arab Emirates
Bahamas, The
Spain 5 5
Ecuador 4
Uzbekistan
Djibouti
Andorra
Denmark 2 2
Virgin Islands (U.S.)
Monaco
Yemen, Rep.
Somalia
Zimbabwe

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