Country name 2010 2011 2012 2013 2014
Malawi 26
Burkina Faso 24
Tanzania 23
Colombia 20
Peru 14 13 13
Burundi 10
Cambodia 8
Timor-Leste 7
Rwanda 6
Armenia 5
Micronesia, Fed. Sts.
Aruba
Australia
Austria
Northern Mariana Islands
Liberia 31
South Africa
Azerbaijan
Bahamas, The
Algeria
Bahrain
Namibia
Bangladesh 30
Albania
Barbados
Seychelles
Belarus
Sudan
Belgium
Vietnam
Belize
Luxembourg
Benin 17
Marshall Islands
Bermuda
Montenegro
Bhutan
New Zealand
Bolivia
Palau
Bosnia and Herzegovina
Puerto Rico
Botswana
Sao Tome and Principe
Brazil
Slovak Republic
Brunei Darussalam
St. Kitts and Nevis
Bulgaria
Switzerland
Argentina
Antigua and Barbuda
Zambia
Cabo Verde
Liechtenstein
Angola
Macedonia, FYR
Cameroon 25
Mali 39
Canada
Mauritius
Cayman Islands
Monaco
Central African Republic
Mozambique 38
Chad
Netherlands
Chile
Niger 40
China
Oman
Andorra
Papua New Guinea
Comoros 11
Poland
Congo, Dem. Rep. 27
Romania
Congo, Rep. 33
Samoa
Costa Rica
Senegal 19
Cote d'Ivoire 30
Singapore
American Samoa
Solomon Islands
Tonga
Spain
Turkmenistan
St. Martin (French part)
Ukraine
Swaziland
Uruguay
Taiwan, China
Croatia
Cuba
Curacao
Tunisia
Cyprus
Tuvalu
Czech Republic
United Kingdom
Denmark
Vanuatu
Djibouti
West Bank and Gaza
Dominica
Afghanistan
Dominican Republic 21
Libya
Ecuador
Lithuania
Egypt, Arab Rep.
Macao SAR, China
Malaysia
Madagascar
El Salvador
Equatorial Guinea
Maldives
Eritrea
Malta
Estonia
Mauritania
Ethiopia 12
Mexico
Faeroe Islands
Moldova
Fiji
Mongolia
Finland
Morocco
France
Myanmar
French Polynesia
Nepal 17
Gabon 28
New Caledonia
Gambia, The
Nicaragua
Georgia
Nigeria 23
Germany
Norway
Ghana
Pakistan 8
Greece
Panama
Greenland
Paraguay
Grenada
Philippines 10
Guam
Portugal
Guatemala
Qatar
Guinea 34
Russian Federation
Guinea-Bissau
Guyana
San Marino
Haiti 14
Saudi Arabia
Honduras 24
Serbia
Hong Kong SAR, China
Sierra Leone 28
Hungary
Sint Maarten (Dutch part)
Iceland
Slovenia
India
Somalia
Indonesia 10
South Sudan
Iran, Islamic Rep.
Sri Lanka
Iraq
St. Lucia
Ireland
St. Vincent and the Grenadines
Isle of Man
Suriname
Israel
Sweden
Italy
Syrian Arab Republic
Jamaica
Tajikistan 7
Japan
Thailand
Jordan 5
Togo
Kazakhstan
Trinidad and Tobago
Kenya
Turkey
Kiribati
Turks and Caicos Islands
Korea, Dem. Rep.
Uganda 24
Korea, Rep.
United Arab Emirates
Kuwait
United States
Kyrgyz Republic 6
Uzbekistan
Lao PDR
Venezuela, RB
Latvia
Virgin Islands (U.S.)
Lebanon
Yemen, Rep.
Lesotho
Zimbabwe 24

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