Country name 2000 2001 2002 2003 2004
United Arab Emirates 1 1 1 1 1
Qatar 2 2 2 2 1
Eritrea 2 2 2 2 2
Afghanistan 2 2 2 2 2
Bahrain 2 2 2 2 2
Sierra Leone 2 2 2 2 2
West Bank and Gaza 2 2 2 2 2
Oman 2 2 2 2 2
Angola 2 2 2 2 2
Niger 3 3 3 3 3
Papua New Guinea 2 3 3 3 3
Uganda 3 3 3 3 3
Timor-Leste 2 2 3 3 3
Gambia, The 3 3 3 3 3
Burkina Faso 3 3 3 3 3
Yemen, Rep. 3 3 3 3 3
Zambia 3 3 3 3 3
Chad 3 3 3 3 3
Rwanda 3 3 3 3 3
Kenya 3 3 3 3 3
Nigeria 3 3 3 3 3
Togo 3 3 3 3 3
Burundi 3 3 3 3 3
Congo, Dem. Rep. 3 3 3 3 3
Benin 3 3 3 3 3
Solomon Islands 3 3 3 3 3
Cote d'Ivoire 3 3 3 3 3
Somalia 3 3 3 3 3
Madagascar 3 3 3 3 3
Tanzania 3 3 3 3 3
Guinea-Bissau 3 3 3 3 3
Sudan 3 3 3 3 3
Brunei Darussalam 3 3 3 3 3
Comoros 3 3 3 3 3
Liberia 3 3 3 3 3
Malawi 3 3 3 3 3
Swaziland 3 3 3 3 3
Ethiopia 3 3 3 3 3
Botswana 3 3 3 3 3
South Sudan 3 3 3 3 3
Jordan 3 3 3 3 3
Mauritania 3 3 3 3 3
Mozambique 3 3 3 3 3
Senegal 3 3 3 3 3
Mali 3 3 3 3 3
Djibouti 3 3 3 3 3
Ghana 3 3 3 3 3
Vanuatu 3 3 3 3 3
Saudi Arabia 3 3 3 3 3
Namibia 3 3 3 3 3
Guinea 3 3 3 3 3
Philippines 3 3 3 3 3
Cameroon 3 3 3 3 3
Syrian Arab Republic 3 3 3 3 3
Equatorial Guinea 4 4 4 3 3
Kuwait 3 3 3 3 3
Iraq 4 4 4 3 3
Kiribati 3 3 3 4 4
Zimbabwe 3 3 3 4 4
Congo, Rep. 4 4 4 4 4
Tajikistan 4 4 4 4 4
Lao PDR 4 4 4 4 4
Mongolia 4 4 4 4 4
Fiji 3 4 4 4 4
Micronesia, Fed. Sts. 4 4 4 4 4
Nicaragua 4 4 4 4 4
South Africa 3 4 4 4 4
Bhutan 4 4 4 4 4
Central African Republic 4 4 4 4 4
Sao Tome and Principe 4 4 4 4 4
Pakistan 4 4 4 4 4
Honduras 4 4 4 4 4
Haiti 4 4 4 4 4
Guyana 4 4 4 4 4
Nepal 4 4 4 4 4
Libya 4 4 4 4 4
Cambodia 4 4 4 4 4
Malaysia 4 4 4 4 4
Belize 4 4 4 4 4
Bangladesh 4 4 4 4 4
Algeria 4 4 4 4 4
Guatemala 4 4 4 4 4
Maldives 4 4 4 4 4
Bolivia 4 4 4 4 4
Turkmenistan 4 4 4 5 5
India 4 4 5 5 5
Uzbekistan 4 4 4 5 5
Paraguay 4 4 5 5 5
Lesotho 5 5 5 5 5
French Polynesia 4 4 5 5 5
Iran, Islamic Rep. 4 4 5 5 5
Samoa 4 5 5 5 5
Venezuela, RB 5 5 5 5 5
Indonesia 5 5 5 5 5
Myanmar 5 5 5 5 5
Morocco 5 5 5 5 5
Colombia 5 5 5 5 5
Mexico 5 5 5 5 5
Peru 5 5 5 5 5
Ecuador 5 5 5 5 6
Egypt, Arab Rep. 5 5 5 5 5
Dominican Republic 5 5 5 5 6
Cabo Verde 5 5 6 6 6
Kyrgyz Republic 5 6 6 6 6
Costa Rica 5 6 6 6 6
Gabon 6 6 6 6 6
Panama 6 6 6 6 6
Brazil 5 6 6 6 6
Bahamas, The 5 6 6 6 6
El Salvador 6 6 6 6 6
Suriname 6 6 6 6 6
Tonga 6 6 6 6 6
Guam 5 6 6 6 6
Azerbaijan 6 6 6 6 6
New Caledonia 6 6 6 6 7
Turkey 6 6 6 6 6
Mauritius 6 6 6 6 7
Tunisia 6 6 6 6 7
Vietnam 6 6 7 7 7
Sri Lanka 6 6 7 7 7
Korea, Dem. Rep. 6 6 6 7 7
Trinidad and Tobago 7 7 7 7 7
Antigua and Barbuda 7 7 7 7 7
St. Vincent and the Grenadines 7 7 7 7 7
St. Lucia 8 7 7 7 7
Thailand 7 7 7 7 7
Lebanon 7 7 7 7 7
China 7 7 7 7 8
Kazakhstan 7 7 7 7 8
Macao SAR, China 7 7 7 7 7
Jamaica 7 8 8 8 8
Chile 7 7 8 8 8
Grenada 8 8 8 8 8
Seychelles 8 8 8 8 8
Albania 7 7 7 8 8
Singapore 7 8 8 8 8
Aruba 8 8 8 8 8
Korea, Rep. 7 8 8 8 9
Virgin Islands (U.S.) 9 9 9 10 10
Israel 10 10 10 10 10
Argentina 10 10 10 10 10
Cyprus 10 10 10 10 11
Cuba 10 10 10 10 11
Macedonia, FYR 10 10 11 11 11
Moldova 10 10 11 11 11
Ireland 11 11 11 11 11
Armenia 10 10 11 11 11
Barbados 12 11 11 11 11
Curacao 10 11 11 11 12
Slovak Republic 11 11 11 12 12
Iceland 12 12 12 12 12
Hong Kong SAR, China 11 11 11 12 12
Puerto Rico 11 11 12 12 12
New Zealand 12 12 12 12 12
Bosnia and Herzegovina 11 11 12 12 13
United States 12 12 12 12 12
Malta 11 11 12 12 13
Montenegro 11 12 12 12 13
Australia 12 12 13 13 13
Canada 13 13 13 13 13
Poland 12 13 13 13 13
Russian Federation 12 13 13 13 14
Uruguay 13 13 13 13 13
Serbia 13 13 13 14 14
Netherlands 14 14 14 14 14
Georgia 13 13 13 14 14
Czech Republic 14 14 14 14 14
Romania 13 14 14 14 15
Belarus 13 14 14 14 15
Luxembourg 14 14 14 14 14
Lithuania 14 14 14 15 15
Norway 15 15 15 15 15
Denmark 15 15 15 15 15
Slovenia 14 14 15 15 15
Ukraine 14 14 15 15 15
Hungary 15 15 15 15 16
Finland 15 15 15 16 16
Switzerland 15 15 15 16 16
Austria 15 16 16 16 16
United Kingdom 16 16 16 16 16
Estonia 15 16 16 16 17
Latvia 15 15 16 16 17
France 16 16 16 16 16
Croatia 16 16 16 17 17
Portugal 16 16 17 17 17
Spain 17 17 17 17 17
Bulgaria 17 17 17 17 17
Sweden 17 17 17 17 17
Belgium 17 17 17 17 17
Germany 16 17 17 18 18
Greece 17 17 18 18 18
Japan 17 18 18 19 19
Italy 18 19 19 19 19
Liechtenstein
American Samoa
Isle of Man
St. Kitts and Nevis
Monaco
Greenland
San Marino
Palau
Cayman Islands
Kosovo
Turks and Caicos Islands
Dominica
Tuvalu
Northern Mariana Islands
Sint Maarten (Dutch part)
St. Martin (French part)
Faeroe Islands
Andorra
Bermuda
Marshall Islands

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