Country name 1994 1995 1996 1997 1998
United Arab Emirates 1 1 1 1 1
Qatar 1 1 2 2 2
Eritrea 2 2 2 2 2
Afghanistan 2 2 2 2 2
Oman 2 2 2 2 2
Timor-Leste 2 2 2 2 2
West Bank and Gaza 2 2 2 2 2
Kuwait 2 2 2 3 3
Rwanda 2 2 2 3 3
Bahrain 2 2 2 2 2
Papua New Guinea 2 2 2 2 2
Niger 2 3 3 3 3
Angola 3 3 3 2 2
Saudi Arabia 3 3 3 3 3
Solomon Islands 3 3 3 3 3
Brunei Darussalam 3 3 3 3 3
Sierra Leone 3 3 3 3 3
Uganda 3 3 3 3 3
Kenya 3 3 3 3 3
Botswana 3 3 3 3 3
Gambia, The 3 3 3 3 3
Djibouti 3 3 3 3 3
Tanzania 3 3 3 3 3
Zambia 3 3 3 3 3
Swaziland 3 3 3 3 3
Burundi 3 3 3 3 3
Cote d'Ivoire 3 3 3 3 3
Nigeria 3 3 3 3 3
South Sudan 3 3 3 3 3
Congo, Dem. Rep. 3 3 3 3 3
Sudan 3 3 3 3 3
Togo 3 3 3 3 3
Ghana 3 3 3 3 3
Jordan 3 3 3 3 3
Madagascar 3 3 3 3 3
Fiji 3 3 3 3 3
Liberia 3 3 3 3 3
Chad 3 3 3 3 3
Burkina Faso 3 3 3 3 3
Somalia 3 3 3 3 3
Ethiopia 3 3 3 3 3
Philippines 3 3 3 3 3
Benin 3 3 3 3 3
Malawi 3 3 3 3 3
Senegal 3 3 3 3 3
Mozambique 3 3 3 3 3
Maldives 3 3 3 3 3
Comoros 3 3 3 3 3
Zimbabwe 3 3 3 3 3
Mauritania 3 3 3 3 3
Syrian Arab Republic 3 3 3 3 3
Guinea-Bissau 3 3 3 3 3
Yemen, Rep. 3 3 3 3 3
Namibia 3 3 3 3 3
Bhutan 3 3 3 4 4
South Africa 3 3 3 3 3
Nicaragua 3 3 3 4 4
Algeria 3 3 3 4 4
Cameroon 3 3 3 3 3
Kiribati 4 3 3 3 3
Vanuatu 4 3 3 3 3
Micronesia, Fed. Sts. 4 4 4 4 4
Cambodia 3 4 4 4 4
Lao PDR 4 4 4 4 4
Guinea 4 4 4 4 3
Libya 3 4 4 4 4
French Polynesia 4 4 4 4 4
Honduras 4 4 4 4 4
Nepal 4 4 4 4 4
Iraq 4 4 4 4 4
Guatemala 4 4 4 4 4
Congo, Rep. 4 4 4 4 4
Malaysia 4 4 4 4 4
Iran, Islamic Rep. 4 4 4 4 4
Mongolia 4 4 4 4 4
Mali 4 4 4 4 4
Tajikistan 4 4 4 4 4
Pakistan 4 4 4 4 4
Bangladesh 4 4 4 4 4
Haiti 4 4 4 4 4
Bolivia 4 4 4 4 4
Central African Republic 4 4 4 4 4
Equatorial Guinea 4 4 4 4 4
India 4 4 4 4 4
Turkmenistan 4 4 4 4 4
Morocco 4 4 4 4 4
Venezuela, RB 4 4 4 4 4
Samoa 4 4 4 4 4
Indonesia 4 4 4 4 4
Uzbekistan 4 4 4 4 4
Lesotho 4 4 4 4 4
Paraguay 4 4 4 4 4
Sao Tome and Principe 4 4 4 4 4
Peru 4 4 4 5 5
Colombia 4 4 5 5 5
Dominican Republic 4 5 5 5 5
Myanmar 4 5 5 5 5
Belize 4 5 5 4 4
Mexico 4 5 5 5 5
Ecuador 5 5 5 5 5
Bahamas, The 5 5 5 5 5
Guam 5 5 5 5 5
Azerbaijan 5 5 5 5 5
El Salvador 5 5 5 5 5
Cabo Verde 5 5 5 5 5
Brazil 5 5 5 5 5
Guyana 5 5 5 5 5
Panama 5 5 5 5 5
Egypt, Arab Rep. 5 5 5 5 5
Korea, Dem. Rep. 5 5 5 5 6
Turkey 5 5 5 5 6
Suriname 5 5 5 5 6
Tunisia 5 5 5 6 6
New Caledonia 5 5 5 5 6
Mauritius 5 5 5 6 6
Costa Rica 5 5 5 5 5
Tonga 5 5 5 6 6
Kyrgyz Republic 5 5 5 5 5
Thailand 5 5 6 6 6
Albania 6 6 6 6 6
Vietnam 6 6 6 6 6
Korea, Rep. 6 6 6 6 7
Gabon 6 6 6 6 6
Sri Lanka 6 6 6 6 6
Trinidad and Tobago 6 6 6 6 6
China 6 6 6 6 7
Singapore 6 6 7 7 7
Lebanon 6 6 6 7 7
Chile 6 7 7 7 7
St. Vincent and the Grenadines 7 7 7 7 7
Aruba 7 7 7 7 7
Seychelles 7 7 7 8 8
Kazakhstan 7 7 7 7 7
Virgin Islands (U.S.) 7 7 7 8 8
Jamaica 7 7 7 7 7
Macao SAR, China 7 7 7 7 7
St. Lucia 8 8 8 8 8
Grenada 8 8 8 8 8
Bosnia and Herzegovina 8 8 9 9 10
Armenia 8 8 9 9 9
Antigua and Barbuda 9 8 8 8 8
Curacao 8 9 9 9 10
Macedonia, FYR 8 9 9 9 9
Moldova 9 9 9 9 10
Cuba 9 9 9 9 10
Montenegro 9 9 10 10 11
Argentina 9 10 10 10 10
Hong Kong SAR, China 9 10 10 10 10
Israel 10 10 10 10 10
Malta 10 10 10 10 10
Cyprus 10 10 10 10 10
Puerto Rico 10 10 11 11 11
Barbados 11 11 11 11 11
Slovak Republic 11 11 11 11 11
Poland 11 11 11 12 12
Serbia 11 11 12 12 12
Iceland 11 11 11 11 11
Georgia 11 11 12 12 12
Ireland 11 11 11 11 11
New Zealand 11 12 12 12 12
Australia 12 12 12 12 12
Canada 12 12 12 12 12
Romania 12 12 12 13 13
Russian Federation 12 12 12 12 12
Slovenia 12 12 13 13 13
Lithuania 12 12 13 13 13
Belarus 12 12 13 13 13
Uruguay 12 12 13 13 13
United States 13 13 13 13 12
Netherlands 13 13 13 13 13
Czech Republic 13 13 13 13 14
Croatia 13 14 14 14 15
Ukraine 13 14 14 14 14
Estonia 13 14 14 14 15
Latvia 13 14 14 14 14
Luxembourg 14 14 14 14 14
Finland 14 14 14 14 15
Hungary 14 14 14 15 15
Japan 14 14 15 15 16
Switzerland 15 15 15 15 15
Portugal 15 15 15 15 16
Bulgaria 15 15 15 16 16
Austria 15 15 15 15 15
France 15 15 15 16 16
Denmark 15 15 15 15 15
Greece 15 15 16 16 16
Spain 15 15 16 16 16
Germany 15 15 16 16 16
United Kingdom 16 16 16 16 16
Norway 16 16 16 16 15
Belgium 16 16 16 16 17
Italy 16 17 17 17 18
Sweden 18 17 17 17 17
Cayman Islands
Northern Mariana Islands
Faeroe Islands
Isle of Man
Bermuda
Dominica
San Marino
Turks and Caicos Islands
Kosovo
Tuvalu
Sint Maarten (Dutch part)
St. Martin (French part)
Andorra
St. Kitts and Nevis
Monaco
Greenland
Liechtenstein
Marshall Islands
Palau
American Samoa

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