Country name 2010 2011 2012 2013
United Arab Emirates 1 1 1 1
Qatar 1 1 1 1
Bahrain 2 2 2 2
Oman 3 3 3 3
Kuwait 3 3 3 3
Cayman Islands 3 3 3 3
Brunei Darussalam 3 3 3 3
Saudi Arabia 3 3 3 3
Maldives 3 3 3 3
West Bank and Gaza 4 4 3 3
Jordan 4 4 4 4
Syrian Arab Republic 4 4 4 4
Andorra 3 4
St. Martin (French part) 4 4 4 4
Libya 4 4 4 4
Costa Rica 4 4 4 4
Lebanon 4 4 4 4
Singapore 4 5 5 5
Belize 5 5 5 4
Mexico 4 4 5 5
Nicaragua 5 5 5 5
Malaysia 5 5 5 5
Macao SAR, China 5 5 5 5
Honduras 5 5 5 5
Vanuatu 5 5 5 5
Guam 5 5 5 5
Uzbekistan 5 5 5 5
Panama 5 5 5 5
Ecuador 5 5 5 5
New Caledonia 5 5 5 5
Cabo Verde 5 5 5 5
Iran, Islamic Rep. 5 5 5 5
Venezuela, RB 5 5 5 5
Guatemala 5 5 5 5
Iraq 5 5 5 5
Israel 5 5 5 5
Korea, Rep. 5 5 5 5
Peru 5 5 5 5
French Polynesia 5 5 5 5
Samoa 6 6 5 5
Chile 5 5 6 6
Colombia 6 6 6 6
Vietnam 6 6 6 6
Paraguay 6 6 6 6
Turkey 6 6 6 6
Bangladesh 6 6 6 6
Timor-Leste 6 6 6 6
Algeria 6 6 6 6
Azerbaijan 6 6 6 6
Solomon Islands 6 6 6 6
Dominican Republic 6 6 6 6
Philippines 6 6 6 6
Kiribati 6 6 6 6
Bahamas, The 6 6 6 6
Cambodia 6 6 6 6
Tonga 6 6 6 6
Lao PDR 6 6 6 6
Iceland 6 6 6 7
Liechtenstein 7 7 6 7
Hong Kong SAR, China 6 6 6 6
Tunisia 6 6 6 6
Antigua and Barbuda 6 6 6 6
Micronesia, Fed. Sts. 6 6 6 6
Indonesia 6 6 6 6
Jamaica 8 6 6 6
Ireland 6 6 6 7
Morocco 6 6 6 6
Brazil 6 6 6 6
Bermuda 7 7 7 7
Kyrgyz Republic 7 7 7 6
El Salvador 7 7 7 7
Egypt, Arab Rep. 7 7 7 6
Bhutan 7 7 7 7
Tajikistan 7 7 7 7
Australia 7 7 7 6
Nepal 7 7 7 7
Fiji 7 7 7 7
Guyana 7 7 7 7
New Zealand 7 7 7 7
Mongolia 7 7 7 7
Albania 7 7 7 7
Cyprus 7 7 7 7
Sao Tome and Principe 7 7 7 7
Eritrea 7 7 7 7
Pakistan 7 7 7 7
Madagascar 7 7 7 7
Sri Lanka 7 7 7 7
St. Lucia 7 7 7 7
Canada 7 7 7 7
China 7 7 7 7
Bolivia 7 7 7 7
St. Vincent and the Grenadines 7 7 7 7
San Marino 7 7 7
Suriname 7 7 7 7
Rwanda 8 8 7 7
Luxembourg 7 7 7 7
Yemen, Rep. 7 7 7 7
Namibia 8 8 7 7
Seychelles 7 8 7 7
Mauritius 7 7 7 8
Grenada 8 8 7 7
Thailand 7 7 8 8
Cuba 7 8 8 8
Virgin Islands (U.S.) 7 7 8 8
Papua New Guinea 8 8 8 8
Senegal 8 8 8 8
Argentina 8 8 8 8
Turkmenistan 8 8 8 8
Palau 8 8 8 11
Ethiopia 8 8 8 8
India 8 8 8 8
Switzerland 8 8 8 8
Afghanistan 9 8 8 8
Malta 7 8 8 8
United States 8 8 8 8
Greenland 9 8 8 8
Puerto Rico 8 8 8 8
Curacao 8 9 8 8
Aruba 8 8 8 8
Norway 9 8 8 8
Netherlands 8 8 8 8
Faeroe Islands 7 8 8 8
Sudan 9 9 8 8
Kenya 9 9 8 8
Kazakhstan 9 9 9 8
Myanmar 8 8 9 9
Spain 8 8 9 8
Haiti 9 9 9 9
Armenia 9 9 9 9
France 9 8 9 9
Mauritania 9 9 9 9
Tanzania 10 9 9 9
Comoros 9 9 9 9
United Kingdom 9 9 9 9
Djibouti 9 9 9 9
Liberia 9 9 9 9
Ghana 9 9 9 9
Barbados 9 9 9 9
Korea, Dem. Rep. 9 9 9 9
Gabon 10 9 9 9
Uruguay 9 9 9 9
Austria 9 9 9 9
Denmark 10 9 9 9
Slovenia 9 9 9 9
Trinidad and Tobago 9 9 9 10
Uganda 10 10 10 9
Macedonia, FYR 9 9 10 10
Benin 10 10 10 9
Finland 10 9 10 10
Zimbabwe 12 11 10 9
Sweden 10 10 10 9
Slovak Republic 10 10 10 10
Belgium 10 9 10 10
Gambia, The 10 10 10 10
Bosnia and Herzegovina 10 10 10 10
Japan 10 10 10 10
Poland 10 10 10 10
Portugal 10 10 10 10
Czech Republic 10 10 10 10
Italy 10 10 10 10
Montenegro 10 10 10 10
Congo, Rep. 11 11 10 10
Greece 10 10 11 10
Zambia 12 11 11 10
Germany 11 10 11 11
Togo 11 11 11 11
Niger 12 12 11 11
Burkina Faso 12 12 11 11
Georgia 11 11 11 12
Guinea 12 12 12 11
Malawi 12 12 12 11
Estonia 12 12 12 12
Cameroon 13 12 12 12
Croatia 12 12 12 12
South Sudan 13 12 12 12
Somalia 13 13 13 12
Romania 13 13 13 12
Guinea-Bissau 13 13 13 13
Hungary 13 13 13 13
Burundi 14 13 13 13
South Africa 14 14 13 13
Russian Federation 14 14 13 13
Mali 14 14 13 13
Belarus 14 14 13 13
Nigeria 14 14 13 13
Equatorial Guinea 14 14 14 13
Lithuania 14 14 14 14
Moldova 14 14 14 14
Serbia 14 14 14 14
Angola 15 15 14 14
Swaziland 14 14 14 14
Latvia 14 14 14 14
Cote d'Ivoire 15 15 14 14
Mozambique 15 15 14 14
Ukraine 15 15 15 15
Chad 15 15 15 14
Bulgaria 15 15 15 14
Lesotho 16 16 15 15
Central African Republic 16 16 15 15
Congo, Dem. Rep. 16 16 16 15
Botswana 17 17 17 17
Sierra Leone 18 18 17 17
Dominica 8
Marshall Islands 4
St. Kitts and Nevis
Sint Maarten (Dutch part) 4
Taiwan, China
Isle of Man
Tuvalu
Turks and Caicos Islands
Northern Mariana Islands
Monaco
American Samoa

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