Country name 1985 1986 1987 1988 1989
Qatar 1 1 1 1 1
United Arab Emirates 1 1 1 1 1
Kuwait 1 1 1 1 1
Eritrea 2 2 2 2 2
Afghanistan 2 2 2 2 2
Timor-Leste 2 2 2 2 2
Rwanda 2 2 2 2 2
Niger 2 2 2 2 2
Papua New Guinea 2 2 2 2 2
Oman 2 2 2 2 2
Botswana 2 2 3 3 3
Djibouti 3 3 3 3 3
Malawi 3 3 3 3 3
Cote d'Ivoire 3 3 3 3 3
Saudi Arabia 3 3 3 3 3
Bahrain 3 3 2 2 2
Uganda 3 3 3 3 3
Angola 3 3 3 3 3
South Sudan 3 3 3 3 3
Tanzania 3 3 3 3 3
Ghana 3 3 3 3 3
Bhutan 3 3 3 3 3
Fiji 3 3 3 3 3
Maldives 3 3 3 3 3
Yemen, Rep. 3 3 3 3 3
Zambia 3 3 3 3 3
Swaziland 3 3 3 3 3
Liberia 3 3 3 3 3
Senegal 3 3 3 3 3
Kenya 3 3 3 3 3
Brunei Darussalam 3 3 3 3 3
Nigeria 3 3 3 3 3
Solomon Islands 3 3 3 3 3
Syrian Arab Republic 3 3 3 3 3
Nicaragua 3 3 3 3 3
Libya 3 3 3 3 3
Congo, Dem. Rep. 3 3 3 3 3
Iran, Islamic Rep. 3 3 3 3 3
Sudan 3 3 3 3 3
Gambia, The 3 3 3 3 3
Togo 3 3 3 3 3
French Polynesia 3 3 3 3 3
Morocco 3 3 3 3 3
Zimbabwe 3 3 3 3 3
Ethiopia 3 3 3 3 3
Mauritania 3 3 3 3 3
Cambodia 3 3 3 3 3
Samoa 3 3 3 4 4
Guatemala 3 3 3 3 3
Sierra Leone 3 3 3 3 3
Mozambique 3 3 3 3 3
South Africa 3 3 3 3 3
Madagascar 3 3 3 3 3
Burundi 3 3 3 3 3
Philippines 3 3 3 3 3
Honduras 3 3 3 3 3
Comoros 3 3 3 3 3
Algeria 3 3 3 3 3
Somalia 3 3 3 3 3
Guinea 3 3 3 3 3
Burkina Faso 3 3 3 3 3
Vanuatu 3 3 3 4 4
Chad 3 3 3 3 3
Nepal 3 3 3 3 3
Dominican Republic 3 3 4 4 4
Guam 3 4 4 4 4
Guinea-Bissau 3 3 3 3 3
Venezuela, RB 3 3 4 4 4
Namibia 3 3 3 3 3
Kiribati 4 4 4 4 4
Bolivia 4 4 4 4 4
Lao PDR 4 4 4 4 4
Jordan 4 4 4 3 3
Micronesia, Fed. Sts. 4 4 4 4 4
Benin 4 4 3 3 3
Cameroon 4 4 4 4 4
Malaysia 4 4 4 4 4
Indonesia 4 4 4 4 4
Bangladesh 4 4 4 4 4
Mali 4 4 4 4 4
Congo, Rep. 4 4 4 4 4
Peru 4 4 4 4 4
India 4 4 4 4 4
Tunisia 4 4 4 4 4
Pakistan 4 4 4 4 4
Tonga 4 4 4 4 4
Turkmenistan 4 4 4 4 4
Korea, Dem. Rep. 4 4 4 4 4
Paraguay 4 4 4 4 4
Mexico 4 4 4 4 4
Thailand 4 4 4 4 4
Colombia 4 4 4 4 4
Iraq 4 4 4 4 4
Haiti 4 4 4 4 4
Myanmar 4 4 4 4 4
Tajikistan 4 4 4 4 4
Central African Republic 4 4 4 4 4
Mauritius 4 4 4 4 5
Lesotho 4 4 4 4 4
El Salvador 4 4 4 4 5
Ecuador 4 4 4 4 4
Belize 4 4 4 4 4
Brazil 4 4 4 4 4
Bahamas, The 4 4 4 4 4
Korea, Rep. 4 4 5 5 5
Mongolia 4 4 4 4 4
Guyana 4 5 5 5 5
Turkey 4 4 4 4 4
Uzbekistan 4 4 4 4 4
Panama 4 4 5 5 5
Suriname 4 4 5 5 5
Egypt, Arab Rep. 5 5 5 5 5
New Caledonia 5 5 5 5 5
Sao Tome and Principe 5 5 5 4 4
Azerbaijan 5 5 5 4 4
Sri Lanka 5 5 5 5 5
Equatorial Guinea 5 5 5 5 5
Cabo Verde 5 5 5 5 5
Albania 5 5 5 5 5
Costa Rica 5 5 5 5 5
Virgin Islands (U.S.) 5 5 5 6 6
Lebanon 5 5 5 6 6
Kyrgyz Republic 5 5 5 5 5
Singapore 5 5 5 5 6
Armenia 5 5 5 5 5
St. Lucia 5 6 6 7 7
Vietnam 5 6 6 6 6
Trinidad and Tobago 6 6 6 6 6
China 6 6 6 6 6
Kazakhstan 6 6 6 6 6
St. Vincent and the Grenadines 6 6 6 6 6
Bosnia and Herzegovina 6 6 6 6 6
Chile 6 6 6 6 6
Gabon 6 6 6 6 6
Grenada 6 6 7 7 8
Antigua and Barbuda 6 7 7 7 8
Macedonia, FYR 6 6 7 7 7
Curacao 7 7 7 7 7
Jamaica 7 7 7 7 7
Seychelles 7 7 7 7 7
Aruba 7 7 8 8 8
Macao SAR, China 7 7 7 7 7
Moldova 8 8 8 8 8
Hong Kong SAR, China 8 8 8 8 9
Montenegro 8 8 8 8 8
Cuba 9 9 9 9 9
Israel 9 9 9 9 9
Argentina 9 9 9 9 9
Puerto Rico 9 9 9 9 10
Georgia 9 9 9 9 9
Malta 9 9 9 9 9
Slovak Republic 9 9 9 10 10
Poland 9 9 9 10 10
Romania 10 10 10 10 10
Russian Federation 10 10 10 10 10
Slovenia 10 10 10 10 10
Cyprus 10 10 10 10 10
Belarus 10 10 10 10 10
Croatia 10 10 10 11 11
Iceland 10 10 10 10 11
Japan 10 10 11 11 12
Canada 10 10 11 11 11
Australia 10 10 11 11 11
New Zealand 10 10 11 11 11
Lithuania 10 10 10 11 11
Barbados 11 10 10 10 10
Ireland 11 11 11 11 11
Uruguay 11 11 11 11 11
Ukraine 11 11 11 12 12
Bulgaria 11 12 12 12 13
Estonia 11 11 11 11 11
Czech Republic 12 12 12 12 12
Latvia 12 12 12 12 12
United States 12 12 12 12 12
Netherlands 12 12 12 12 13
Spain 12 12 13 13 13
Hungary 12 12 12 13 13
Portugal 12 12 13 13 13
Finland 12 13 13 13 13
France 13 13 13 14 14
Italy 13 13 14 14 15
Luxembourg 13 13 13 13 13
Greece 13 13 13 13 14
Belgium 14 14 14 14 15
Austria 14 14 14 15 15
Switzerland 14 14 14 14 14
Germany 14 14 14 15 15
United Kingdom 15 15 15 15 16
Denmark 15 15 15 16 16
Norway 16 16 16 16 16
Sweden 17 17 18 18 18
Tuvalu
San Marino
Northern Mariana Islands
Kosovo
Cayman Islands
Turks and Caicos Islands
Serbia
Isle of Man
Dominica
Palau
Faeroe Islands
St. Martin (French part)
St. Kitts and Nevis
Greenland
Liechtenstein
Bermuda
Monaco
Andorra
West Bank and Gaza
Marshall Islands
Sint Maarten (Dutch part)
American Samoa

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