Country name 2011 2012 2013 2014
France 2 2 2 2
Ireland 2 2 2 2
Hong Kong SAR, China 3 3 3 3
Sweden 3 3 3 3
Italy 3 3 3 3
Panama 3 3 3 3
Denmark 3 3 3 3
Korea, Rep. 3 3 3 3
Singapore 3 3 3 3
Canada 3 3 3 3
Estonia 4 4 4 4
Malaysia 4 4 4 4
San Marino 4 4 4
Belgium 4 4 4 4
Portugal 4 4 4 4
Spain 4 4 4 4
Iceland 4 4 4 4
Poland 4 4 4 4
Netherlands 5 4 4 4
Israel 4 4 4 4
Germany 4 4 4 4
United Kingdom 4 4 4 4
Mexico 4 4 4 4
Austria 4 4 4 4
Georgia 4 4 4 4
Luxembourg 4 4 4 4
Switzerland 4 4 4 4
Mauritius 5 5 5 5
Chile 5 5 5 5
Norway 5 5 5 5
Marshall Islands 5 5 5 5
Costa Rica 5 5 5 5
Nicaragua 5 5 5 5
Finland 5 5 5 5
Montenegro 5 5 5 5
Djibouti 5 5 5 5
China 5 5 5 5
Thailand 5 5 5 5
United States 5 5 5 5
Bulgaria 5 5 5 5
Brunei Darussalam 5 5 5 5
United Arab Emirates 5 5 5 5
Bahamas, The 5 5 5 5
Solomon Islands 5 5 5 5
Seychelles 5 5 5 5
Barbados 5 5 5 5
Slovak Republic 5 5 5 5
Japan 5 5 5 5
Lithuania 5 5 5 5
Swaziland 7 6 6 6
Morocco 6 6 6 6
Tonga 6 6 6 6
Gambia, The 6 6 6 6
Micronesia, Fed. Sts. 6 6 6 6
Guinea-Bissau 6 6 6 6
West Bank and Gaza 6 6 6 6
Guatemala 6 6 6 6
Grenada 6 6 6 6
Greece 6 6 6 6
New Zealand 6 6 6 6
Tunisia 6 6 6 6
Equatorial Guinea 6 6 6 6
Kiribati 6 6 6 6
South Africa 7 6 6 6
Czech Republic 6 6 6 6
Romania 6 6 6 6
Samoa 6 6 6 6
Colombia 6 6 6 6
Sao Tome and Principe 6 6 6 6
Botswana 7 6 6 6
Suriname 6 6 6 6
Senegal 6 6 6 6
St. Vincent and the Grenadines 6 6 6 6
Latvia 6 6 5 5
Bolivia 6 6 6 6
Hungary 6 6 6 6
Dominican Republic 6 6 6 5
Ecuador 6 6 6 6
Honduras 6 6 6 6
Lesotho 8 7 7 7
Qatar 7 7 7 7
Sudan 7 7 7 7
St. Kitts and Nevis 7 7 7 7
Timor-Leste 7 7 7 7
Togo 7 7 7 7
Vanuatu 7 7 7 7
Uruguay 7 7 7 7
Sri Lanka 7 7 7 7
Slovenia 7 7 7 7
Peru 7 7 7 7
Namibia 7 7 7 7
Philippines 7 7 7 7
Saudi Arabia 7 7 8 8
Serbia 7 7 7 7
Malta 7 7 7 7
Lebanon 7 7 7 7
Antigua and Barbuda 5 7 7 7
Belize 7 7 7 7
Guyana 7 7 7 7
Cyprus 7 7 7 7
Croatia 7 7 7 7
Australia 7 7 7 7
Cabo Verde 7 7 7 7
Jordan 7 7 7 7
El Salvador 7 7 7 7
Jamaica 7 7 7 7
Ghana 7 7 7 7
Puerto Rico 8 8 8 8
Zimbabwe 9 8 8 8
Mauritania 8 8 8 8
Armenia 8 8 8 8
Angola 8 8 9 9
Guinea 8 8 8 8
Dominica 8 8 8 8
Turkey 8 8 8 8
Oman 8 8 8 8
Pakistan 8 8 8 8
Brazil 8 8 8 8
Zambia 8 8 8 8
Bosnia and Herzegovina 8 8 8 8
Albania 8 8 8 8
Sierra Leone 8 8 8 8
Gabon 8 8 8 8
Macedonia, FYR 8 8 8 8
Comoros 8 8 8 8
Indonesia 8 8 8 8
Vietnam 8 8 8 8
Bahrain 8 8 8 8
Palau 9 9 9 9
Rwanda 9 9 9 9
Cambodia 9 9 9 9
Benin 9 9 8 7
Bangladesh 9 9 9 9
Syrian Arab Republic 9 9 9 9
Paraguay 9 9 9 9
Papua New Guinea 9 9 9 9
Argentina 6 9 8 8
Yemen, Rep. 9 9 9 9
Maldives 9 9 9 9
Ukraine 9 9 9 9
Algeria 9 9 9 9
Madagascar 9 9 9 9
Libya 9 9 9
Venezuela, RB 9 9 9 9
Mozambique 9 9 9 9
Haiti 9 9 9 9
Kenya 9 9 9 9
Fiji 9 9 9 9
Myanmar 9 9 8
Congo, Dem. Rep. 10 10 10 10
Congo, Rep. 10 10 10 10
Chad 10 10 11 11
Trinidad and Tobago 10 10 10 10
Niger 10 10 10 10
Belarus 10 10 10 10
Afghanistan 10 10 10 10
Kuwait 10 10 10 10
Lao PDR 10 10 10 10
Iraq 10 10 10 10
Burundi 10 10 9 9
Egypt, Arab Rep. 10 10 10 10
Uganda 10 10 10 10
India 10 10 10 10
Kyrgyz Republic 11 11 11 11
St. Lucia 11 11 11 11
Russian Federation 11 11 10 10
Nepal 11 11 11 11
Azerbaijan 11 11 11 11
Bhutan 11 11 11 11
Moldova 11 11 11 11
Tanzania 10 11 11 11
Ethiopia 11 11 11 11
Mali 11 11 11 11
Iran, Islamic Rep. 11 11 11 11
Tajikistan 12 12 12 12
Kazakhstan 12 12 12 12
Liberia 12 12 12 12
Cameroon 12 12 12 12
Eritrea 12 12 12 12
South Sudan 12 12 12
Burkina Faso 12 12 12 12
Malawi 12 12 12 12
Mongolia 12 12 12 12
Cote d'Ivoire 13 13 13 13
Nigeria 13 13 13 13
Uzbekistan 15 14 14 13
Central African Republic 17 17 17 17
Greenland
Curacao
Cayman Islands
Bermuda
Northern Mariana Islands
Andorra
Aruba
St. Martin (French part)
Liechtenstein
Tuvalu
Sint Maarten (Dutch part)
Monaco
Isle of Man
Guam
Somalia
American Samoa
Turkmenistan
Turks and Caicos Islands
Macao SAR, China
Faeroe Islands
Virgin Islands (U.S.)
New Caledonia
French Polynesia
Korea, Dem. Rep.
Cuba

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