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

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