Country name 2011 2012 2013 2014 2015
Afghanistan 8
Albania 1
Algeria
American Samoa
Andorra
Angola
Antigua and Barbuda
Argentina
Armenia 9
Aruba
Australia
Austria
Azerbaijan
Bahamas, The
Bahrain
Bangladesh 7
Barbados
Belarus 2
Belgium
Belize
Benin
Bermuda
Bhutan 13
Bolivia
Bosnia and Herzegovina 3
Botswana
Brazil
Brunei Darussalam
Bulgaria 2
Burkina Faso
Burundi 21
Cabo Verde
Cambodia 2
Cameroon
Canada
Cayman Islands
Central African Republic 10
Chad
Chile
China 8
Colombia
Comoros
Congo, Dem. Rep. 6
Congo, Rep.
Costa Rica
Cote d'Ivoire
Croatia 2
Cuba
Curacao
Cyprus
Czech Republic 11
Denmark
Djibouti 10
Dominica
Dominican Republic
Ecuador
Egypt, Arab Rep. 7
El Salvador
Equatorial Guinea
Eritrea
Estonia 2
Ethiopia 16 8
Faroe Islands
Fiji
Finland
France
French Polynesia
Gabon
Gambia, The
Georgia 3
Germany
Ghana 8
Greece
Greenland
Grenada
Guam
Guatemala
Guinea
Guinea-Bissau
Guyana
Haiti
Honduras
Hong Kong SAR, China
Hungary 4
Iceland
India 6
Indonesia
Iran, Islamic Rep.
Iraq 12
Ireland
Isle of Man
Israel 5
Italy
Jamaica
Japan
Jordan 5
Kazakhstan 7
Kenya 10
Kiribati
Korea, Dem. People’s Rep.
Korea, Rep.
Kuwait
Kyrgyz Republic 7
Lao PDR 6
Latvia 5
Lebanon 5
Lesotho
Liberia
Libya
Liechtenstein
Lithuania 1
Luxembourg
Macao SAR, China
Macedonia, FYR 4
Madagascar 9
Malawi 11
Malaysia
Maldives
Mali
Malta
Marshall Islands
Mauritania 26
Mauritius
Mexico
Micronesia, Fed. Sts.
Moldova 21
Monaco
Mongolia 10
Montenegro 3
Morocco 4
Mozambique
Myanmar 4
Namibia 8
Nepal 9
Netherlands
New Caledonia
New Zealand
Nicaragua
Niger
Nigeria 6
Northern Mariana Islands
Norway
Oman
Pakistan 11
Palau
Panama
Papua New Guinea
Paraguay
Peru
Philippines
Poland 5
Portugal
Puerto Rico
Qatar
Romania 1
Russian Federation 6
Rwanda 10
Samoa
San Marino
Sao Tome and Principe
Saudi Arabia
Senegal 7
Serbia 2
Seychelles
Sierra Leone
Singapore
Sint Maarten (Dutch part)
Slovak Republic 2
Slovenia 5
Solomon Islands
Somalia
South Africa
South Sudan
Spain
Sri Lanka 8
St. Kitts and Nevis
St. Lucia
St. Martin (French part)
St. Vincent and the Grenadines
Sudan
Suriname
Swaziland
Sweden 2
Switzerland
Syrian Arab Republic
Tajikistan 6
Tanzania 12
Thailand
Timor-Leste
Togo
Tonga
Trinidad and Tobago
Tunisia 3
Turkey 6
Turkmenistan
Turks and Caicos Islands
Tuvalu
Uganda 10
Ukraine 4
United Arab Emirates
United Kingdom
United States
Uruguay
Uzbekistan 5
Vanuatu
Venezuela, RB
Vietnam
Virgin Islands (U.S.)
West Bank and Gaza 3
Yemen, Rep. 11
Zambia 11
Zimbabwe 5

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