Country name 2005 2006 2007 2008 2009
Ireland 2 2 2 2 2
Singapore 3 3 3 3 3
Estonia 3 3 3 3 3
Sweden 3 3 3 3 3
Hong Kong SAR, China 6 3 3 3 3
United States 3 3 3 3 3
Italy 3 3 3 3 3
Canada 3 3 3 3 3
Austria 3 3 3 3 3
Japan 3 3 3 3 3
Switzerland 3 3 3 3 3
Panama 3 3 3 3 3
Israel 4 4 4 4 4
France 7 4 4 2 2
Finland 4 4 4 4 4
Spain 4 4 4 4 4
St. Kitts and Nevis 4 4 4 4 4
Tunisia 4 4 4 4 4
Indonesia 4 4 4 4 4
Iceland 4 4 4 4 4
Denmark 4 4 4 4 4
Czech Republic 4 4 4 4 4
Grenada 4 4 4 4 4
Germany 4 4 4 4 4
Colombia 4 4 4 4 4
New Zealand 4 4 4 4 4
Greece 4 4 4 4 4
Bulgaria 6 6 4 4 4
Belgium 4 4 4 4 4
Mauritius 4 4 4 4 4
Portugal 4 4 4 4 4
Korea, Rep. 5 5 4 4 3
Malaysia 4 4 4 4 4
Lithuania 4 4 4 4 4
Mexico 4 4 4 4 4
United Kingdom 4 4 4 4 4
Lebanon 5 5 4 4 4
Norway 4 4 4 4 4
United Arab Emirates 4 4 4 4 3
Netherlands 4 4 4 4 4
Peru 5 5 5 5 5
Nicaragua 6 5 5 5 5
Palau 5 5 5 5 5
Micronesia, Fed. Sts. 5 5 5 5 5
Madagascar 9 9 5 5 5
Marshall Islands 5 5 5 5 5
Honduras 5 5 5 5 5
Latvia 5 5 5 5 5
Romania 7 5 5 5 5
Jordan 5 5 5 5 5
Saudi Arabia 5 5 5 5 5
Qatar 5 5 5
Seychelles 5 5 5 5 5
Luxembourg 5 5 5 5
Slovak Republic 5 5 5 5 5
Poland 5 5 5 5 5
Puerto Rico 5 5 5 5 5
Slovenia 5 5 5 5 5
Gabon 5 5 5 6 6
Belize 5 5 5 5 5
Brunei Darussalam 5 5 5 5
Chile 5 5 5 5 5
Bahamas, The 5 5 5
Australia 5 5 5 5 5
Antigua and Barbuda 5 5 5 5 5
Vietnam 5 5 5 5 5
Costa Rica 5 5 5 5 5
Trinidad and Tobago 5 5 5 5 5
St. Vincent and the Grenadines 5 5 5 5 5
Dominican Republic 6 6 5 5 5
Togo 8 6 6 6 6
Morocco 6 6 6 5 5
Samoa 6 6 6 6 6
Timor-Leste 6 6 6 6 6
Serbia 6 6 6 6 6
Tonga 6 6 6 6 6
Bahrain 6 6 6
Bangladesh 6 6 6 6 6
Philippines 6 6 6 6 6
Jamaica 5 6 6 6 6
Kiribati 6 6 6 6 6
Hungary 6 6 6 6 6
Vanuatu 6 6 6 6 6
Croatia 6 6 6 6 6
Argentina 6 6 6 6 6
Ghana 6 6 6 6 6
West Bank and Gaza 6 6 6 6 6
Yemen, Rep. 6 6 6 6 6
Dominica 6 6 6 6 6
Armenia 6 6 6 6 7
Guyana 6 6 6 6 6
Brazil 6 6 6 6 6
Gambia, The 6 6 6 6 6
Guinea-Bissau 6 6 6 6 6
Botswana 6 6 6 6 6
Uruguay 6 6 6 6 6
Sudan 7 7 7 7 7
Sri Lanka 6 6 7 7 7
El Salvador 6 6 7 7 7
Papua New Guinea 7 7 7 7 7
Equatorial Guinea 7 7 7 7 7
Paraguay 7 7 7 7 7
Mali 7 7 7 7 6
Bolivia 7 7 7 7 7
Maldives 7 7 7 7 7
Macedonia, FYR 7 7 7 6 6
St. Lucia 7 7 7 7 7
Zambia 7 7 7 7 7
Congo, Dem. Rep. 7 7 7 7 7
Thailand 9 9 7 5 5
Guinea 7 7 7 7 7
Tanzania 9 7 7 7 7
Solomon Islands 7 7 7 7 7
Albania 7 7 7 7 7
Zimbabwe 7 7 7 7 7
India 7 7 7 7 7
South Africa 7 7 7 7 7
Uganda 12 12 7 7 7
Kuwait 7 7 7 7 7
Oman 7 7 7 7 7
Turkey 8 8 7 7 7
Cabo Verde 7 7 7 7 7
Iran, Islamic Rep. 7 7 7 7 7
Chad 7 7 7 7 7
Montenegro 7 7 7 7
Mozambique 7 7 7 7 7
Niger 8 8 8 8 8
Sao Tome and Principe 8 8 8 8 8
Syrian Arab Republic 8 8 8 8 8
Swaziland 8 8 8 8 8
Suriname 8 8 8 8 8
Sierra Leone 8 8 8 7 7
Rwanda 13 13 8 8 8
Venezuela, RB 8 7 8 8 8
Ukraine 8 8 8 8 8
Pakistan 8 8 8 8 8
Lesotho 8 8 8 8 8
Ethiopia 8 8 8 8 8
Egypt, Arab Rep. 8 8 8 8 8
Algeria 9 9 8 8 8
Georgia 9 8 8 8 4
Haiti 8 8 8 8 8
Ecuador 8 8 8 7 7
Djibouti 14 14 8 5 5
Benin 8 8 8 8 8
Belarus 8 8 8 8 8
Bosnia and Herzegovina 6 6 8 8 8
Central African Republic 8 8 8 8 9
China 8 8 8 8 8
Kenya 7 8 8 8 8
Fiji 8 8 8 8 8
Mauritania 8 8 8 8 8
Namibia 8 8 8 8 8
Cambodia 6 9 9 9 9
Moldova 9 9 9 9 9
Guatemala 7 7 9 8 8
Cameroon 9 9 9 9 10
Comoros 9 9 9 9 9
Bhutan 9 9 9 9 9
Cote d'Ivoire 9 9 9 9 9
Burundi 9 9 9 9 9
Azerbaijan 9 9 9 9 9
Nigeria 10 9 9 9 9
Afghanistan 10 10 10 10 10
Eritrea 10 10 10 10 10
Lao PDR 12 12 10 10 10
Liberia 10 10 10 10
Russian Federation 10 10 10 10 10
Angola 10 10 10 10 9
Iraq 10 10 10 10 10
Nepal 11 11 11 11 11
Tajikistan 11 11 11 11 11
Congo, Rep. 11 11 11 11 11
Burkina Faso 11 11 11 11 11
Mongolia 11 11 11 11 11
Senegal 11 11 11 6 6
Kazakhstan 11 11 11 11 11
Malawi 11 11 11 11 10
Uzbekistan 13 13 13 13 13
Kyrgyz Republic 15 15 15 15 9
Monaco
Isle of Man
Andorra
Libya
Cyprus 5 5
Curacao
Turks and Caicos Islands
Cuba
South Sudan
Malta
Aruba
French Polynesia
Taiwan, China
Macao SAR, China
Somalia
Turkmenistan
St. Martin (French part)
Tuvalu
Liechtenstein
Northern Mariana Islands
Greenland
Bermuda
Barbados
San Marino
Myanmar
Guam
Korea, Dem. Rep.
Cayman Islands
Virgin Islands (U.S.)
Sint Maarten (Dutch part)
New Caledonia
American Samoa
Faeroe Islands

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