Country name 2011 2012 2013 2014
Afghanistan
Albania
Algeria 10
American Samoa
Andorra
Angola
Antigua and Barbuda
Argentina
Armenia
Aruba
Australia
Austria
Azerbaijan
Bahamas, The
Bahrain
Bangladesh 14 14
Barbados 20
Belarus 7
Belgium
Belize 16
Benin 33
Bermuda
Bhutan
Bolivia
Bosnia and Herzegovina 9
Botswana
Brazil
Brunei Darussalam
Bulgaria
Burkina Faso 36
Burundi
Cabo Verde
Cambodia 13
Cameroon 24
Canada
Cayman Islands
Central African Republic 27
Chad
Chile
China
Colombia
Comoros 32
Congo, Dem. Rep. 28
Congo, Rep. 18
Costa Rica 8
Cote d'Ivoire 27
Croatia
Cuba 9 8
Curacao
Cyprus
Czech Republic
Denmark
Djibouti
Dominica
Dominican Republic 11
Ecuador
Egypt, Arab Rep. 13
El Salvador
Equatorial Guinea 34
Eritrea
Estonia
Ethiopia 26 24
Faroe Islands
Fiji
Finland
France
French Polynesia
Gabon 27
Gambia, The 25
Georgia
Germany
Ghana 26 39 30
Greece
Greenland
Grenada
Guam
Guatemala
Guinea 24
Guinea-Bissau
Guyana
Haiti 35
Honduras 11
Hong Kong SAR, China
Hungary
Iceland
India
Indonesia 11
Iran, Islamic Rep. 6
Iraq 8
Ireland
Isle of Man
Israel
Italy
Jamaica
Japan
Jordan 12
Kazakhstan 12
Kenya 18
Kiribati
Korea, Dem. People’s Rep.
Korea, Rep.
Kuwait
Kyrgyz Republic 18
Lao PDR 20
Latvia
Lebanon
Lesotho 18
Liberia 31
Libya
Liechtenstein
Lithuania
Luxembourg
Macao SAR, China
Macedonia, FYR 17
Madagascar
Malawi 19
Malaysia
Maldives
Mali 26
Malta
Marshall Islands
Mauritania 31
Mauritius
Mexico
Micronesia, Fed. Sts.
Moldova 10
Monaco
Mongolia 16
Montenegro 22
Morocco 11
Mozambique 24
Myanmar
Namibia 18
Nepal 28
Netherlands
New Caledonia
New Zealand
Nicaragua
Niger 16
Nigeria 19 16
Northern Mariana Islands
Norway
Oman
Pakistan 20
Palau
Panama 16
Papua New Guinea
Paraguay
Peru 10 9 9
Philippines 19 18
Poland
Portugal
Puerto Rico
Qatar 12
Romania
Russian Federation 8
Rwanda
Samoa
San Marino
Sao Tome and Principe
Saudi Arabia
Senegal 30 29 26
Serbia 15
Seychelles
Sierra Leone 25
Singapore
Sint Maarten (Dutch part)
Slovak Republic
Slovenia
Solomon Islands
Somalia
South Africa
South Sudan
Spain
Sri Lanka
St. Kitts and Nevis
St. Lucia 17
St. Martin (French part)
St. Vincent and the Grenadines
Sudan
Suriname
Swaziland
Sweden
Switzerland
Syrian Arab Republic
Tajikistan 23
Tanzania
Thailand 7
Timor-Leste
Togo 34
Tonga 25
Trinidad and Tobago
Tunisia 7
Turkey 6
Turkmenistan
Turks and Caicos Islands
Tuvalu
Uganda 34 35
Ukraine 5
United Arab Emirates
United Kingdom
United States
Uruguay
Uzbekistan
Vanuatu 24
Venezuela, RB
Vietnam 4 6
Virgin Islands (U.S.)
West Bank and Gaza
Yemen, Rep. 29
Zambia 21
Zimbabwe 15 10

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