Country name 2009 2010 2011 2012
Bulgaria 2 2 2 2
Slovak Republic 3 4 4 4
Czech Republic 4 4 4 4
Russian Federation 5 4 4 4
Montenegro 6 5 5 4
Hungary 4 4 5 5
El Salvador 18 18 5 5
Macedonia, FYR 6 6 6 6
South Africa 8 8 8 8
Poland 9 9 8 8
Slovenia 8 9 9 8
Lithuania 8 8 9 9
Greece 8 9 9 10
Bhutan 8 50 9 9
Latvia 9 10 9 9
Croatia 9 9 9 8
Cyprus 8 9 10 11
Bosnia and Herzegovina 10 10 10 16
Romania 10 11 11 10
Estonia 11 11 11 10
Portugal 9 9 11 12
Venezuela, RB 11 10 11
Israel 12 12 11 12
United States 13 11 11 11
Turkey 11 12 12 12
Spain 11 12 12 13
Finland 12 12 13 13
Malta 11 12 13 14
Korea, Rep. 10 11 13 10
Hong Kong SAR, China 15 11 14
Sweden 15 15 14 14
Italy 14 15 15 17
Luxembourg 16 15 15 15
Guam 13 16 17
Panama 19 19 16 19
Belgium 16 16 17 17
Ecuador 20 18 17 16
Iceland 18 18 17 17
Chile 10 18 17 17
France 17 18 18 18
Mexico 18 19 18 19
Austria 18 19 19 19
Paraguay 25 21 19
Canada 19 19 19 19
Costa Rica 14 17 19 19
Denmark 19 19 19 19
Peru 19 21 19 20
Colombia 18 19 20 21
Norway 20 20 20 20
Moldova 22 22 20 22
Argentina 24 21 20 25
Japan 20 20 20 20
New Zealand 22 21 21 21
Germany 22 22 22 23
Ireland 21 23 24 24
United Kingdom 23 24 24 24
Australia 25 25 25 25
Switzerland 27 26 26 26
Netherlands 48 49 49 50
Philippines
Timor-Leste
Eritrea
Burundi
Singapore
Ethiopia
Monaco
Faeroe Islands
Comoros
Fiji
Samoa
Burkina Faso
Benin
Cuba
Azerbaijan
French Polynesia
Mozambique
Gabon
Nicaragua 30
Gambia, The
China
Georgia
Qatar
Cabo Verde
Senegal
Ghana
Solomon Islands
Curacao
St. Martin (French part)
Greenland
Tunisia
Grenada
Micronesia, Fed. Sts.
Cambodia
Antigua and Barbuda
Guatemala
Namibia
Guinea
Guinea-Bissau
Nigeria
Guyana
Pakistan
Haiti
Chad
Honduras
Bahrain
Bahamas, The
Andorra
Aruba
Sao Tome and Principe
Cote d'Ivoire
Seychelles
India
American Samoa
Indonesia
Albania
Iran, Islamic Rep.
St. Kitts and Nevis
Iraq
Equatorial Guinea
Dominican Republic 16 14
Tonga
Isle of Man
Turkmenistan
Brunei Darussalam
Congo, Rep.
Brazil 18
Congo, Dem. Rep.
Jamaica
Mongolia
Dominica
Morocco
Jordan
Myanmar
New Caledonia
Nepal
Kazakhstan
Kenya
Djibouti
Kiribati
Niger
Korea, Dem. Rep.
Northern Mariana Islands
Botswana
Oman
Kosovo 11
Palau
Kuwait
Papua New Guinea
Kyrgyz Republic
Central African Republic
Lao PDR
Angola
Zambia
Puerto Rico
Afghanistan
Bermuda
Lesotho
Rwanda
Liberia
San Marino
Libya
Saudi Arabia
Liechtenstein
Serbia
Armenia
Sierra Leone
Bangladesh
Sint Maarten (Dutch part)
Macao SAR, China
Algeria
Tuvalu
Somalia
Ukraine
South Sudan
Swaziland
Sri Lanka
Sudan
St. Lucia
Egypt, Arab Rep.
St. Vincent and the Grenadines
Tanzania
Suriname
Syrian Arab Republic 11 8
Belize
Uruguay 20 20
Vanuatu
Tajikistan
Vietnam
Thailand
West Bank and Gaza
Togo
Cameroon
Trinidad and Tobago
Mauritania
Cayman Islands
Mauritius
Turks and Caicos Islands
Madagascar
Uganda
Malawi
United Arab Emirates
Malaysia
Belarus
Maldives
Uzbekistan
Mali
Barbados
Bolivia 23
Virgin Islands (U.S.)
Marshall Islands
Yemen, Rep.
Lebanon
Zimbabwe

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