Country name 2010 2011 2012 2013
Ethiopia 3
Senegal 6
Nepal 9
Zimbabwe 12
Mozambique 16
Uganda 19
Peru 19 22 22
Cameroon 30
Samoa
Aruba
Lithuania
Australia
Togo
Austria
Montenegro
Azerbaijan
Sri Lanka
Bahamas, The
Virgin Islands (U.S.)
Bahrain
Mali 4
Bangladesh
Armenia 9
Barbados
Sint Maarten (Dutch part)
Belarus
Sweden
Belgium
Angola
Belize
Afghanistan
Benin 19
Madagascar
Bermuda
Mauritius
Bhutan
Myanmar
Bolivia
Qatar
Bosnia and Herzegovina
Antigua and Barbuda
Botswana
Somalia
Brazil
St. Vincent and the Grenadines
Brunei Darussalam
Tajikistan 2
Bulgaria
Turkey
Burkina Faso 16
Uzbekistan
Burundi 3
Andorra
Cabo Verde
Libya
Cambodia 4
Macao SAR, China
New Zealand
Malaysia
Northern Mariana Islands
Marshall Islands
Palau
Albania
Argentina
American Samoa
Philippines
Algeria
Canada
Niger 1
Cayman Islands
Oman
Central African Republic
Papua New Guinea
Chad
Chile
Portugal
China
Russian Federation
Colombia 31
Sao Tome and Principe
Comoros
Sierra Leone
Congo, Dem. Rep.
Slovenia
Congo, Rep.
South Sudan
Costa Rica
St. Lucia
Cote d'Ivoire 23
Suriname
Croatia
Syrian Arab Republic
Cuba
Thailand
Curacao
Trinidad and Tobago
United Arab Emirates
Turks and Caicos Islands
Cyprus
Czech Republic
United States
Denmark
Venezuela, RB
Djibouti
Yemen, Rep.
Dominica
Dominican Republic
Liberia
Ecuador
Liechtenstein
Egypt, Arab Rep.
Luxembourg
El Salvador
Macedonia, FYR
Equatorial Guinea
Malawi 13
Eritrea
Maldives
Estonia
Malta
Micronesia, Fed. Sts.
Mauritania
Monaco
Mexico
Faeroe Islands
Moldova
Fiji
Mongolia
Finland
Morocco
France
Netherlands
Namibia
French Polynesia
Gabon 49
New Caledonia
Gambia, The
Nicaragua
Georgia
Nigeria 12
Germany
Norway
Ghana
Pakistan
Greece
Panama
Greenland
Paraguay
Grenada
Guam
Poland
Guatemala
Puerto Rico
Guinea 11
Romania
Guinea-Bissau
Rwanda 13
Guyana
San Marino
Serbia
Saudi Arabia
Haiti 37
Honduras 14
Seychelles
Hong Kong SAR, China
Singapore
Hungary
Slovak Republic
Iceland
Solomon Islands
India
South Africa
Indonesia
Spain
Iran, Islamic Rep.
St. Kitts and Nevis
Iraq
St. Martin (French part)
Ireland
Sudan
Isle of Man
Swaziland
Israel
Switzerland
Italy
Taiwan, China
Jamaica
Tanzania 20 25
Japan
Timor-Leste 0
Jordan
Tonga
Kazakhstan
Tunisia
Kenya
Turkmenistan
Kiribati
Tuvalu
Korea, Dem. Rep.
Ukraine
Korea, Rep.
United Kingdom
Kuwait
Uruguay
Kyrgyz Republic 9
Vanuatu
Lao PDR
Vietnam
Latvia
West Bank and Gaza
Lebanon
Zambia
Lesotho

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