Country name 2007 2008 2009 2010 2011
Afghanistan
Albania 4 4 4 4
Algeria 2 2 2 2 3
American Samoa
Andorra
Angola 3 3 3 3 4
Antigua and Barbuda
Argentina 6 6 6 6 6
Armenia 5 5 5 5 6
Aruba
Australia 5 5 5 5 5
Austria 6 6 6 6 6
Azerbaijan 4 5 5 5 5
Bahamas, The
Bahrain 3 3 3 3 3
Bangladesh 2 2 2 2 2
Barbados
Belarus 3 5 5 5 5
Belgium 4 4 4 4 4
Belize
Benin 1 1 1 1 1
Bermuda
Bhutan 4
Bolivia 6 6 6 6 6
Bosnia and Herzegovina 5 5 5 5 5
Botswana 4 4 4 4 4
Brazil 5 5 5 5 5
Brunei Darussalam
Bulgaria 6 6 6 6 6
Burkina Faso 1 1 1 1 1
Burundi 1 1 1 1 1
Cambodia
Cameroon 2 2 2 2 2
Canada 6 6 6 6 6
Cape Verde 3 3 2 2 5
Cayman Islands
Central African Republic 2 2 2 2 2
Chad 1 1 1 1 2
Chile 5 5 5 5 5
China 4 4 4 4 4
Colombia 5 5 5 5 5
Comoros
Congo, Dem. Rep.
Congo, Rep. 2 2 2 2 2
Costa Rica 5 5 5 5 5
Cote d'Ivoire 1 1 1 1 1
Croatia 3 3 4 4 5
Cuba
Curacao
Cyprus
Czech Republic 5 5 5 5 5
Denmark 4 4 4 4 4
Djibouti 1 1 1 1 1
Dominica
Dominican Republic 6 6 6 6 6
Ecuador 5 5 6 6 6
Egypt, Arab Rep. 4 5 6 6 6
El Salvador 6 6 6 6 6
Equatorial Guinea 2 2 2 2 2
Eritrea
Estonia 5 5 5 5 5
Ethiopia 2 2 2 2 2
Faeroe Islands
Fiji 3 3 3 3 3
Finland 4 4 4 4 4
France 4 4 4 4 4
French Polynesia
Gabon 2 2 2 2 2
Gambia, The
Georgia 4 6 6 6 6
Germany 6 6 6 6 6
Ghana 3 3
Greece 4 4 5 5 5
Greenland
Grenada
Guam
Guatemala 5 5 6 6 6
Guinea
Guinea-Bissau 1 1 1 1 1
Guyana
Haiti 2 2 2 2 2
Honduras 6 6 6 6 6
Hong Kong SAR, China 5 5 5 5 5
Hungary 5 5 5 5 4
Iceland 5 5 5 5 5
India 4 4 4 4 4
Indonesia 3 4 4 4 4
Iran, Islamic Rep. 3 3 3 4 4
Iraq
Ireland 5 5 5 5 5
Isle of Man
Israel 5 5 5 5 5
Italy 5 5 5 5 5
Jamaica
Japan 6 6 6 6 6
Jordan 2 2 2 2 2
Kazakhstan 4 5 5 5 5
Kenya 4 4 4 4 4
Kiribati
Korea, Dem. Rep.
Korea, Rep. 5 6 6 6 6
Kosovo 5 5 5
Kuwait 4 4 4 4 4
Kyrgyz Republic 3 4 4 4 4
Lao PDR
Latvia 4 4 5 5 5
Lebanon 5 5 5 5 5
Lesotho
Liberia 1 1 1 1
Libya
Liechtenstein
Lithuania 6 6 6 6 6
Luxembourg
Macao SAR, China
Macedonia, FYR 3 4 4 4 6
Madagascar 1
Malawi
Malaysia 6 6 6 6 6
Maldives
Mali 1 1 1 1 1
Malta
Marshall Islands
Mauritania 1 1 1 1 1
Mauritius 2 3 3 3 3
Mayotte
Mexico 6 6 6 6 6
Micronesia, Fed. Sts.
Moldova 4
Monaco
Mongolia 3 3 3 3 4
Montenegro 4 4 4 4
Morocco 1 2 5 5 5
Mozambique 3 4 4 4 4
Myanmar
Namibia 5 5 5 5 5
Nepal 2 2 3 3 3
Netherlands 5 5 5 5 5
New Caledonia
New Zealand 5 5 5 5 5
Nicaragua 5 5 5 5 5
Niger 1 1 1 1 1
Nigeria
Northern Mariana Islands
Norway 4 4 4 4 4
Oman 2 2 2 2 4
Pakistan 4 4 4 4 4
Palau
Panama 6 6 6 6 6
Papua New Guinea 3 3
Paraguay 6 6 6 6 6
Peru 6 6 6 6 6
Philippines 3 3 3 3 3
Poland 4 4 5 5 5
Portugal 4 4 4 4 4
Puerto Rico 5 5 5 5 5
Qatar 2 2 2 2 4
Romania 5 5 5 5 5
Russian Federation 4 4 5 5 5
Rwanda 2 2 2 4 6
Samoa
San Marino
Sao Tome and Principe
Saudi Arabia 6 6 6 6 6
Senegal 1 1 1 1 1
Serbia 4 4 5 5 5
Seychelles
Sierra Leone
Singapore 3 3 3 4 4
Sint Maarten (Dutch part)
Slovak Republic 4 4 4 4 4
Slovenia 2 4 4 4 4
Solomon Islands
Somalia
South Africa 6 6 6 6 6
South Sudan
Spain 5 5 5 5 5
Sri Lanka 3 5 5 5 5
St. Kitts and Nevis
St. Lucia
St. Martin (French part)
St. Vincent and the Grenadines
Sudan
Suriname
Swaziland 5 5 5 5 5
Sweden 4 4 4 4 4
Switzerland 5 5 5 5 5
Syrian Arab Republic 2 2
Tajikistan
Tanzania
Thailand 5 5 5 5 5
Timor-Leste 3
Togo 1 1 1 1 1
Tonga
Trinidad and Tobago 4 4 4 4 4
Tunisia 3 5 5 5 5
Turkey 5 5 5 5 5
Turkmenistan
Turks and Caicos Islands
Tuvalu
Uganda 4 4
Ukraine 3 3 4 4
United Arab Emirates 2 5 5 5 5
United Kingdom 6 6 6 6 6
United States 6 6 6 6 6
Uruguay 6 6 6 6 6
Uzbekistan 3 3 3 3
Vanuatu
Venezuela, RB
Vietnam 3 4 4 5 5
Virgin Islands (U.S.)
West Bank and Gaza 3 3 3 3 3
Yemen, Rep. 2 2 2
Zambia 3 5 5
Zimbabwe

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