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

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