Country name 1984 1985 1986 1987 1988
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 2 3 3
Malawi 3 3 3 3 3
Djibouti 2 3 3 3 3
Bahrain 3 3 3 2 2
Saudi Arabia 3 3 3 3 3
Cote d'Ivoire 3 3 3 3 3
Angola 3 3 3 3 3
Uganda 3 3 3 3 3
South Sudan 3 3 3 3 3
Tanzania 3 3 3 3 3
Ghana 3 3 3 3 3
Yemen, Rep. 3 3 3 3 3
Bhutan 3 3 3 3 3
Swaziland 3 3 3 3 3
Zambia 3 3 3 3 3
Maldives 3 3 3 3 3
Fiji 3 3 3 3 3
Kenya 3 3 3 3 3
Brunei Darussalam 3 3 3 3 3
Liberia 3 3 3 3 3
Senegal 3 3 3 3 3
Nigeria 3 3 3 3 3
Solomon Islands 3 3 3 3 3
Gambia, The 3 3 3 3 3
Syrian Arab Republic 3 3 3 3 3
Congo, Dem. Rep. 3 3 3 3 3
Sudan 3 3 3 3 3
Libya 3 3 3 3 3
Nicaragua 3 3 3 3 3
Togo 3 3 3 3 3
Iran, Islamic Rep. 3 3 3 3 3
Zimbabwe 3 3 3 3 3
French Polynesia 3 3 3 3 3
Ethiopia 3 3 3 3 3
Mauritania 3 3 3 3 3
Morocco 3 3 3 3 3
Cambodia 3 3 3 3 3
Sierra Leone 3 3 3 3 3
Madagascar 3 3 3 3 3
Burundi 3 3 3 3 3
South Africa 3 3 3 3 3
Mozambique 3 3 3 3 3
Guatemala 3 3 3 3 3
Philippines 3 3 3 3 3
Samoa 3 3 3 3 4
Comoros 3 3 3 3 3
Honduras 3 3 3 3 3
Algeria 3 3 3 3 3
Somalia 3 3 3 3 3
Burkina Faso 3 3 3 3 3
Chad 3 3 3 3 3
Guinea 3 3 3 3 3
Vanuatu 3 3 3 3 4
Nepal 3 3 3 3 3
Guinea-Bissau 3 3 3 3 3
Namibia 3 3 3 3 3
Dominican Republic 3 3 3 4 4
Venezuela, RB 3 3 3 4 4
Kiribati 3 4 4 4 4
Guam 3 3 4 4 4
Benin 4 4 4 3 3
Lao PDR 4 4 4 4 4
Jordan 4 4 4 4 3
Bolivia 4 4 4 4 4
Micronesia, Fed. Sts. 4 4 4 4 4
Cameroon 4 4 4 4 4
Malaysia 4 4 4 4 4
Indonesia 4 4 4 4 4
Bangladesh 4 4 4 4 4
Congo, Rep. 4 4 4 4 4
Mali 4 4 4 4 4
India 4 4 4 4 4
Pakistan 4 4 4 4 4
Peru 4 4 4 4 4
Turkmenistan 4 4 4 4 4
Tunisia 4 4 4 4 4
Tonga 4 4 4 4 4
Paraguay 4 4 4 4 4
Tajikistan 4 4 4 4 4
Korea, Dem. Rep. 4 4 4 4 4
Iraq 4 4 4 4 4
Mexico 4 4 4 4 4
Haiti 4 4 4 4 4
Central African Republic 4 4 4 4 4
Thailand 4 4 4 4 4
Myanmar 4 4 4 4 4
Colombia 4 4 4 4 4
Lesotho 4 4 4 4 4
Belize 4 4 4 4 4
Ecuador 4 4 4 4 4
Bahamas, The 4 4 4 4 4
Mauritius 4 4 4 4 4
Brazil 4 4 4 4 4
El Salvador 4 4 4 4 4
Uzbekistan 5 4 4 4 4
Mongolia 4 4 4 4 4
Turkey 4 4 4 4 4
Korea, Rep. 4 4 4 5 5
Panama 4 4 4 5 5
Suriname 4 4 4 5 5
Guyana 4 4 5 5 5
Egypt, Arab Rep. 5 5 5 5 5
Sao Tome and Principe 5 5 5 5 4
Azerbaijan 5 5 5 5 4
New Caledonia 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
Sri Lanka 5 5 5 5 5
Costa Rica 5 5 5 5 5
Kyrgyz Republic 5 5 5 5 5
Virgin Islands (U.S.) 5 5 5 5 6
Lebanon 5 5 5 5 6
Armenia 6 5 5 5 5
Singapore 5 5 5 5 5
Vietnam 5 5 6 6 6
Trinidad and Tobago 6 6 6 6 6
Kazakhstan 6 6 6 6 6
China 6 6 6 6 6
St. Vincent and the Grenadines 6 6 6 6 6
St. Lucia 5 5 6 6 7
Bosnia and Herzegovina 6 6 6 6 6
Chile 6 6 6 6 6
Gabon 6 6 6 6 6
Grenada 6 6 6 7 7
Macedonia, FYR 6 6 6 7 7
Antigua and Barbuda 6 6 7 7 7
Curacao 6 7 7 7 7
Jamaica 7 7 7 7 7
Seychelles 7 7 7 7 7
Macao SAR, China 8 7 7 7 7
Aruba 7 7 7 8 8
Moldova 8 8 8 8 8
Montenegro 8 8 8 8 8
Hong Kong SAR, China 7 8 8 8 8
Israel 9 9 9 9 9
Cuba 8 9 9 9 9
Argentina 9 9 9 9 9
Georgia 9 9 9 9 9
Malta 9 9 9 9 9
Puerto Rico 9 9 9 9 9
Slovak Republic 9 9 9 9 10
Poland 9 9 9 9 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 10 11
Iceland 10 10 10 10 10
Lithuania 11 10 10 10 11
Barbados 11 11 10 10 10
Australia 10 10 10 11 11
Canada 10 10 10 11 11
New Zealand 10 10 10 11 11
Japan 10 10 10 11 11
Ireland 11 11 11 11 11
Uruguay 11 11 11 11 11
Ukraine 11 11 11 11 12
Estonia 12 11 11 11 11
Bulgaria 11 11 12 12 12
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 12
Hungary 12 12 12 12 13
Spain 12 12 12 13 13
Portugal 12 12 12 13 13
Finland 12 12 13 13 13
France 13 13 13 13 14
Luxembourg 13 13 13 13 13
Greece 13 13 13 13 13
Italy 13 13 13 14 14
Belgium 14 14 14 14 14
Austria 14 14 14 14 15
Switzerland 14 14 14 14 14
Germany 15 14 14 14 15
United Kingdom 15 15 15 15 15
Denmark 15 15 15 15 16
Norway 15 16 16 16 16
Sweden 17 17 17 18 18
Serbia
Turks and Caicos Islands
Kosovo
Greenland
Monaco
San Marino
Tuvalu
Palau
St. Kitts and Nevis
Bermuda
St. Martin (French part)
Andorra
Liechtenstein
Isle of Man
Faeroe Islands
Northern Mariana Islands
Cayman Islands
Dominica
West Bank and Gaza
Marshall Islands
Sint Maarten (Dutch part)
American Samoa

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