Country name 2011 2012 2013 2014
Afghanistan
Albania
Algeria 11
American Samoa
Andorra
Angola
Antigua and Barbuda
Argentina
Armenia
Aruba 43
Australia
Austria 27
Azerbaijan
Bahamas, The 52
Bahrain
Bangladesh 5
Barbados 47 48
Belarus
Belgium 30
Belize
Benin
Bermuda
Bhutan 27 28 17
Bolivia
Bosnia and Herzegovina
Botswana
Brazil 36 37 37
Brunei Darussalam 34
Bulgaria 37
Burkina Faso
Burundi
Cabo Verde
Cambodia
Cameroon
Canada 37 36 36
Cayman Islands
Central African Republic
Chad
Chile
China
Colombia
Comoros
Congo, Dem. Rep.
Congo, Rep.
Costa Rica 35
Cote d'Ivoire
Croatia 25
Cuba
Curacao
Cyprus 14
Czech Republic 26
Denmark 28
Djibouti
Dominica
Dominican Republic 42 39 37
Ecuador 41 40
Egypt, Arab Rep. 14 10 7
El Salvador 37
Equatorial Guinea
Eritrea
Estonia 36
Ethiopia 20 22
Faeroe Islands
Fiji
Finland 32
France 39
French Polynesia
Gabon
Gambia, The
Georgia
Germany 30
Ghana
Greece 23
Greenland
Grenada
Guam
Guatemala
Guinea
Guinea-Bissau
Guyana
Haiti
Honduras
Hong Kong SAR, China 32
Hungary 40
Iceland 40
India
Indonesia 23
Iran, Islamic Rep.
Iraq
Ireland 33
Isle of Man
Israel
Italy 25
Jamaica
Japan
Jordan
Kazakhstan
Kenya
Kiribati
Korea, Dem. Rep.
Korea, Rep.
Kuwait
Kyrgyz Republic
Lao PDR
Latvia 45
Lebanon
Lesotho
Liberia
Libya
Liechtenstein
Lithuania 38
Luxembourg 24
Macao SAR, China 31 31 32
Macedonia, FYR 28
Madagascar 25
Malawi
Malaysia
Maldives
Mali
Malta 23
Marshall Islands
Mauritania
Mauritius
Mexico
Micronesia, Fed. Sts.
Moldova 39 44
Monaco
Mongolia
Montenegro 31 30
Morocco
Mozambique
Myanmar
Namibia 37 43
Nepal
Netherlands 30
New Caledonia
New Zealand
Nicaragua
Niger
Nigeria
Northern Mariana Islands
Norway 31
Oman
Pakistan
Palau
Panama 46
Papua New Guinea
Paraguay 34 32 39 34
Peru 36 29 30
Philippines
Poland 38
Portugal 33
Puerto Rico
Qatar 12
Romania 31
Russian Federation 40 39 38
Rwanda
Samoa 36
San Marino
Sao Tome and Principe 24
Saudi Arabia 7
Senegal
Serbia
Seychelles
Sierra Leone
Singapore 34
Sint Maarten (Dutch part)
Slovak Republic 31
Slovenia 38
Solomon Islands
Somalia
South Africa 31 31
South Sudan
Spain 30
Sri Lanka 25 28
St. Kitts and Nevis
St. Lucia
St. Martin (French part)
St. Vincent and the Grenadines
Sudan
Suriname 36
Swaziland
Sweden 35
Switzerland 33
Syrian Arab Republic
Tajikistan
Tanzania
Thailand 25
Timor-Leste
Togo
Tonga
Trinidad and Tobago
Tunisia
Turkey
Turkmenistan
Turks and Caicos Islands
Tuvalu
Uganda
Ukraine 38
United Arab Emirates
United Kingdom 34
United States 43 44 43
Uruguay 44
Uzbekistan
Vanuatu
Venezuela, RB
Vietnam
Virgin Islands (U.S.)
West Bank and Gaza
Yemen, Rep.
Zambia
Zimbabwe

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