Country name 1985 1986 1987 1988 1989
Qatar 2 2 2 2 2
Kuwait 3 3 3 3 3
United Arab Emirates 3 3 3 3 3
St. Martin (French part) 3 3 3 3 3
Bahrain 4 4 4 4 3
Brunei Darussalam 4 4 4 4 4
Costa Rica 4 4 4 4 4
Hong Kong SAR, China 5 5 5 5 5
Guam 5 5 5 5 5
Singapore 5 5 5 5 5
Virgin Islands (U.S.) 5 5 5 5 5
Panama 5 5 5 5 5
Venezuela, RB 5 5 5 5 5
Malaysia 5 5 5 5 5
Syrian Arab Republic 6 5 5 5 5
Bahamas, The 6 6 6 6 6
Albania 6 6 6 6 6
Belize 6 6 5 5 5
French Polynesia 6 6 6 6 6
New Caledonia 6 6 6 6 6
Tonga 6 6 6 6 6
Korea, Rep. 6 6 6 6 6
St. Lucia 6 6 6 6 6
Mexico 6 6 6 6 6
Jordan 6 6 6 5 5
Chile 6 6 6 6 6
Libya 6 6 6 6 5
Thailand 6 6 6 6 6
Korea, Dem. Rep. 6 6 6 6 6
Japan 6 6 7 7 6
Sri Lanka 6 6 6 6 6
Saudi Arabia 6 6 6 6 5
Colombia 6 6 6 6 6
Bosnia and Herzegovina 6 7 7 8 9
Liechtenstein 6 7 7 7 6
Cuba 6 7 7 7 7
Australia 7 7 8 7 7
Israel 7 7 7 7 7
Macao SAR, China 7 6 6 6 6
Fiji 7 7 7 6 6
Paraguay 7 7 7 7 6
Antigua and Barbuda 7 7 7 7 7
China 7 7 7 7 7
Aruba 7 7 7 7 7
Azerbaijan 7 7 7 7 6
Iceland 7 7 7 7 7
Mauritius 7 7 7 7 7
St. Vincent and the Grenadines 7 7 7 7 7
Vietnam 7 7 7 7 6
Tunisia 7 7 6 6 6
Micronesia, Fed. Sts. 7 7 7 7 7
Jamaica 7 7 7 7 7
Canada 7 7 7 7 7
Dominican Republic 7 7 7 7 6
Montenegro 7 7 7 7 7
Puerto Rico 7 7 7 7 7
Armenia 7 7 8 8 8
Lebanon 7 7 7 7 7
Uzbekistan 7 7 7 7 6
Seychelles 7 8 7 7 7
Suriname 7 7 7 7 7
Cyprus 7 7 7 7 7
Philippines 7 7 7 7 7
Ecuador 7 7 7 7 6
Oman 7 7 7 6 6
Faeroe Islands 8 8 8 9 8
Botswana 8 7 7 7 7
Macedonia, FYR 8 8 8 8 8
Trinidad and Tobago 8 8 8 8 8
Algeria 8 7 7 7 6
Brazil 8 8 7 7 7
Kazakhstan 8 7 8 8 8
Samoa 8 8 8 8 7
Spain 8 8 8 8 8
Honduras 8 8 7 7 7
Greenland 8 8 8 8 8
Peru 8 8 8 8 7
Malta 8 8 8 8 7
New Zealand 8 8 8 8 8
Argentina 8 8 8 8 8
Netherlands 9 9 8 8 9
Grenada 9 8 8 8 8
United States 9 9 9 9 9
Morocco 9 8 8 8 7
Iraq 9 8 8 7 7
Indonesia 9 9 8 8 8
Zimbabwe 9 9 9 9 9
Kyrgyz Republic 9 9 9 9 7
Vanuatu 9 9 9 8 8
South Africa 9 9 9 8 8
Guyana 9 9 9 9 9
Switzerland 9 9 9 9 9
Turkmenistan 9 9 9 9 9
Cabo Verde 9 9 9 9 8
Georgia 9 9 9 9 9
Nicaragua 9 9 9 8 8
Greece 9 9 10 9 9
Ireland 9 10 9 9 9
Turkey 10 9 9 9 8
Portugal 10 10 10 10 10
Italy 10 10 9 10 9
Finland 10 10 10 10 10
France 10 10 10 10 9
Namibia 10 10 9 9 9
Uruguay 10 10 10 10 10
Tajikistan 10 10 10 10 10
Egypt, Arab Rep. 10 10 9 9 9
El Salvador 10 10 9 8 8
Belarus 10 10 10 10 10
Guatemala 10 10 10 9 9
Kenya 10 10 10 10 10
St. Kitts and Nevis 10 11 10 11 11
Slovenia 10 10 10 10 9
Slovak Republic 10 10 10 10 10
Barbados 10 10 10 10 10
Poland 10 10 10 10 10
Kiribati 11 10 10 10 10
Norway 11 11 11 11 11
Sao Tome and Principe 11 11 10 10 10
Moldova 11 11 10 10 10
Romania 11 11 11 11 11
Papua New Guinea 11 11 11 11 11
Luxembourg 11 11 11 10 11
Solomon Islands 11 11 11 11 11
Pakistan 11 11 11 10 10
Swaziland 11 11 10 10 10
Lithuania 11 10 10 10 10
Croatia 11 11 11 11 11
Djibouti 11 11 11 11 11
Sweden 11 11 11 12 11
Belgium 11 11 11 11 11
Russian Federation 11 10 11 11 11
Myanmar 11 11 11 11 10
India 11 11 11 11 11
Mauritania 11 11 11 11 11
Denmark 11 11 11 12 12
Mongolia 12 11 11 11 10
Congo, Rep. 12 12 12 12 12
Ukraine 12 11 11 12 12
Austria 12 12 11 11 11
Iran, Islamic Rep. 12 11 10 9 8
United Kingdom 12 12 11 11 12
Maldives 12 11 11 10 10
Bangladesh 12 12 11 11 10
Bulgaria 12 12 12 12 12
Germany 12 12 12 12 12
Bolivia 12 12 11 11 11
Lesotho 12 12 12 11 11
Cambodia 12 12 12 12 12
Gabon 12 12 12 11 11
Ghana 12 12 12 12 11
Sudan 13 12 12 12 12
Estonia 13 12 12 12 12
Czech Republic 13 13 12 12 12
Togo 13 13 13 12 12
Latvia 13 12 12 12 12
Comoros 13 13 13 12 12
Senegal 14 13 12 12 12
Yemen, Rep. 14 13 13 12 12
Hungary 14 14 13 13 14
Cote d'Ivoire 14 14 14 14 14
Cameroon 15 15 14 14 14
Haiti 15 14 14 14 13
Tanzania 15 15 15 15 15
Nepal 15 14 14 13 13
Lao PDR 15 15 15 14 14
Rwanda 16 17 20 24 29
Madagascar 16 16 16 16 16
Bhutan 16 16 15 14 14
Gambia, The 16 16 15 15 15
Zambia 16 17 17 18 18
Uganda 17 17 17 17 17
Isle of Man 17 15 15
Benin 17 16 16 15 15
Eritrea 17 17 16 16 16
Central African Republic 17 18 18 18 18
Burkina Faso 17 17 17 17 17
Burundi 18 18 18 18 18
Congo, Dem. Rep. 18 18 18 18 18
Liberia 18 18 18 18 18
Nigeria 18 18 18 18 18
Guinea-Bissau 19 18 18 18 17
Somalia 19 19 19 19 20
Timor-Leste 19 18 17 17 16
Afghanistan 20 19 18 18 17
Malawi 20 19 19 19 18
Chad 20 20 20 19 19
Guinea 20 19 19 18 18
Ethiopia 20 20 19 19 19
Equatorial Guinea 21 21 21 20 20
Mozambique 21 21 21 21 21
Mali 22 22 21 21 20
South Sudan 23 23 22 22 21
Sierra Leone 24 24 24 25 25
Angola 24 24 24 24 24
Niger 24 24 24 23 23
Marshall Islands 5
Tuvalu
San Marino
Andorra
Turks and Caicos Islands
Bermuda 8
Dominica 6
Sint Maarten (Dutch part)
Monaco
Palau
Taiwan, China
Curacao
Northern Mariana Islands
West Bank and Gaza
Cayman Islands
Serbia
American Samoa

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