Country name 2009 2010 2011 2012 2013
France 2 2 2 2 2
Ireland 2 2 2 2 2
Hong Kong SAR, China 3 3 3 3 3
Denmark 3 3 3 3 3
Sweden 3 3 3 3 3
Korea, Rep. 3 3 3 3 3
Italy 3 3 3 3 3
Canada 3 3 3 3 3
Singapore 3 3 3 3 3
Panama 3 3 3 3 3
Malaysia 4 4 4 4 4
Luxembourg 4 4 4 4 4
Portugal 4 4 4 4 4
Spain 5 4 4 4 4
Germany 4 4 4 4 4
Georgia 4 4 4 4 4
San Marino 4 4
Mexico 4 4 4 4 4
Belgium 4 4 4 4 4
Estonia 4 4 4 4 4
Israel 4 4 4 4 4
Austria 4 4 4 4 4
United Kingdom 4 4 4 4 4
Switzerland 4 4 4 4 4
Poland 4 4 4 4 4
Netherlands 5 5 5 4 4
Iceland 4 4 4 4 4
China 5 5 5 5 5
Chile 5 5 5 5 5
Norway 5 5 5 5 5
Costa Rica 5 5 5 5 5
Japan 5 5 5 5 5
Finland 5 5 5 5 5
Djibouti 5 5 5 5 5
Senegal 5 5 5 5 5
Montenegro 6 5 5 5 5
Nicaragua 5 5 5 5 5
Bulgaria 5 5 5 5 5
Marshall Islands 5 5 5 5 5
Mauritius 5 5 5 5 5
Lithuania 5 5 5 5 5
Barbados 5 5 5
Bahamas, The 5 5 5 5 5
Thailand 5 5 5 5 5
Brunei Darussalam 5 5 5 5 5
Seychelles 5 5 5 5 5
United Arab Emirates 5 5 5 5 5
Solomon Islands 5 5 5 5 5
United States 5 5 5 5 5
Kiribati 6 6 6 6 6
New Zealand 6 6 6 6 6
Latvia 6 6 6 6 5
Guinea-Bissau 6 6 6 6 6
Greece 6 6 6 6 6
Grenada 6 6 6 6 6
Equatorial Guinea 6 6 6 6 6
Micronesia, Fed. Sts. 6 6 6 6 6
Hungary 6 6 6 6 6
Romania 6 6 6 6 6
Slovak Republic 6 6 6 6 6
Colombia 6 6 6 6 6
Suriname 6 6 6 6 6
South Africa 7 7 7 6 6
Botswana 7 7 7 6 6
St. Vincent and the Grenadines 6 6 6 6 6
Swaziland 7 7 7 6 6
Bolivia 6 6 6 6 6
Tunisia 6 6 6 6 6
Tonga 6 6 6 6 6
Dominican Republic 6 6 6 6 6
Ecuador 6 6 6 6 6
Czech Republic 6 6 6 6 6
West Bank and Gaza 6 6 6 6 6
Samoa 6 6 6 6 6
Kosovo 7 7 7 7 7
Vanuatu 7 7 7 7 7
Jordan 7 7 7 7 7
Lesotho 8 8 8 7 7
Uruguay 7 7 7 7 7
Togo 7 7 7 7 7
Timor-Leste 7 7 7 7 7
Sri Lanka 7 7 7 7 7
Morocco 7 7 7 7 7
Sao Tome and Principe 7 7 7 7 7
Namibia 7 7 7 7 7
Qatar 7 7 7 7 7
Philippines 8 7 7 7 7
Saudi Arabia 7 7 7 7 7
Serbia 7 7 7 7 7
St. Kitts and Nevis 7 7 7 7 7
Malta 7 7 7
Peru 7 7 7 7 7
Slovenia 7 7 7 7 7
Sudan 7 7 7 7 7
Lebanon 7 7 7 7 7
Cyprus 7 7 7 7 7
Croatia 7 7 7 7 7
Australia 7 7 7 7 7
Guyana 7 7 7 7 7
Jamaica 7 7 7 7 7
El Salvador 7 7 7 7 7
Antigua and Barbuda 5 5 5 7 7
Cabo Verde 7 7 7 7 7
Ghana 7 7 7 7 7
Honduras 7 7 7 7 7
Gambia, The 7 7 7 7 7
Guatemala 7 7 7 7 7
Belize 7 7 7 7 7
Dominica 8 8 8 8 8
Gabon 8 8 8 8 8
Oman 8 8 8 8 8
Pakistan 8 8 8 8 8
Brazil 8 8 8 8 8
St. Lucia 8 8 8 8 8
Vietnam 8 8 8 8 8
Angola 8 8 8 8 9
Albania 8 8 8 8 8
Zambia 9 8 8 8 8
Zimbabwe 9 9 9 8 8
Ukraine 8 8 8 8 8
Turkey 8 8 8 8 8
Benin 8 8 8 8 7
Bangladesh 8 8 8 8 8
Bahrain 8 8 8 8 8
Armenia 9 8 8 8 8
Bosnia and Herzegovina 8 8 8 8 8
Puerto Rico 8 8 8 8 8
Indonesia 8 8 8 8 8
Mauritania 8 8 8 8 8
Macedonia, FYR 8 8 8 8 8
Moldova 8 8 8 8 8
Argentina 6 6 6 9 8
Paraguay 9 9 9 9 9
Papua New Guinea 9 9 9 9 9
Palau 9 9 9 9 9
Guinea 9 9 9 9 9
Madagascar 9 9 9 9 9
Congo, Dem. Rep. 9 9 9 9 9
Libya 9 9
Burkina Faso 10 9 9 9 9
Cambodia 10 9 9 9 9
Syrian Arab Republic 9 9 9 9 9
Sierra Leone 9 9 9 9 9
Rwanda 10 9 9 9 9
Maldives 9 9 9 9 9
Venezuela, RB 9 9 9 9 9
Algeria 9 9 9 9 9
Kenya 9 9 9 9 9
Yemen, Rep. 9 9 9 9 9
Myanmar 9 9
Mozambique 9 9 9 9 9
Comoros 10 10 10 10 10
Congo, Rep. 10 10 10 10 10
Chad 10 10 10 10 11
Afghanistan 10 10 10 10 10
Uganda 10 10 10 10 10
Fiji 10 10 10 10 10
Belarus 10 10 10 10 10
Cote d'Ivoire 10 10 10 10 10
Lao PDR 10 10 10 10 10
Haiti 10 10 10 10 10
Mali 10 10 10 10 10
Egypt, Arab Rep. 10 10 10 10 10
Iran, Islamic Rep. 10 10 10 10 10
Kuwait 10 10 10 10 10
Ethiopia 10 10 10 10 10
Trinidad and Tobago 10 10 10 10 10
Niger 10 10 10 10 10
Iraq 10 10 10 10 10
Kyrgyz Republic 11 11 11 11 11
Azerbaijan 11 11 11 11 11
Tanzania 11 11 10 11 11
India 11 11 11 11 11
Burundi 11 11 11 11 10
Nepal 11 11 11 11 11
Malawi 11 11 11 11 11
Cameroon 11 11 11 11 11
Russian Federation 12 12 11 11 10
Tajikistan 13 12 12 12 12
Bhutan 12 12 12 12 12
Eritrea 12 12 12 12 12
Kazakhstan 13 12 12 12 12
South Sudan 12 12
Liberia 12 12 12 12 12
Nigeria 13 13 13 13 13
Mongolia 13 13 13 13 13
Uzbekistan 15 15 15 14 14
Central African Republic 17 17 17 17 17
Liechtenstein
Cayman Islands
Virgin Islands (U.S.)
Tuvalu
Andorra
Bermuda
New Caledonia
Sint Maarten (Dutch part)
Monaco
Aruba
Guam
Greenland
Northern Mariana Islands
Macao SAR, China
St. Martin (French part)
American Samoa
Curacao
Faeroe Islands
Turkmenistan
Korea, Dem. Rep.
Turks and Caicos Islands
Isle of Man
Cuba
French Polynesia
Somalia

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