Country name 1984 1985 1986 1987 1988
Italy 10 10 10 10 10
Denmark 10 11 11 11 12
Germany 10 11 11 11 11
Greece 13 12 11 11 11
Austria 12 12 11 11 12
Spain 12 12 11 11 11
Japan 13 12 11 11 11
Switzerland 12 12 12 12 12
Luxembourg 12 11 12 11 12
Belgium 12 12 12 12 12
Hungary 12 12 12 12 12
Sweden 11 12 12 13 13
Finland 13 13 12 12 13
Portugal 14 13 13 12 12
Norway 12 12 13 13 14
Netherlands 12 12 13 13 13
Croatia 14 13 13 13 12
Slovenia 14 13 13 13 13
Liechtenstein 15 14 13 13 15
Czech Republic 13 13 13 13 13
Hong Kong SAR, China 14 14 13 13 13
Bulgaria 14 13 13 13 13
United Kingdom 13 13 13 14 14
France 14 14 14 14 14
Canada 15 15 15 14 15
Singapore 17 17 15 17 20
Australia 15 16 15 15 15
Malta 17 16 15 15 16
Korea, Rep. 17 16 15 15 15
Ukraine 16 15 16 15 14
United States 16 16 16 16 16
Estonia 16 16 16 16 16
Iceland 17 16 16 17 19
Latvia 16 15 16 16 16
Montenegro 17 17 16 16 15
New Zealand 16 16 16 17 17
Romania 16 16 17 17 17
Lithuania 16 17 17 16 16
Slovak Republic 18 18 17 16 16
Barbados 17 17 17 17 16
Poland 19 18 17 16 16
Belarus 17 17 17 16 16
Russian Federation 17 17 17 17 16
Ireland 18 18 17 17 16
Cuba 17 17 17 17 17
Bosnia and Herzegovina 18 18 18 17 16
Uruguay 18 18 18 18 18
Georgia 18 18 18 18 18
Mauritius 20 19 19 19 20
Antigua and Barbuda 19 19 19 19 19
Macedonia, FYR 20 20 19 19 19
Puerto Rico 19 19 19 20 19
Greenland 20 22 20 20 22
Cyprus 20 20 20 20 20
Korea, Dem. Rep. 21 21 21 21 21
Aruba 22 22 21 21 21
Thailand 23 22 21 21 20
Moldova 22 22 22 21 20
Macao SAR, China 21 22 22 22 21
Argentina 23 23 22 22 22
China 20 21 22 23 22
Guyana 24 23 23 23 23
St. Kitts and Nevis 25 23 23 24 21
Sri Lanka 25 24 23 22 22
Israel 24 24 23 23 23
Armenia 23 23 23 23 23
New Caledonia 24 23 24 24 24
Virgin Islands (U.S.) 25 25 24 22 22
Chile 24 24 24 24 24
St. Martin (French part) 24 25 24 25 26
Bahamas, The 26 26 25 25 24
Kazakhstan 26 25 26 26 25
Trinidad and Tobago 28 27 26 24 23
Seychelles 27 27 26 25 25
St. Vincent and the Grenadines 28 27 27 26 26
Lebanon 28 27 27 26 26
Suriname 29 28 27 26 25
Albania 28 27 27 27 26
Guam 27 27 27 27 27
Qatar 31 29 28 26 25
Azerbaijan 27 27 28 27 26
Jamaica 28 28 28 27 27
Brazil 30 29 28 27 26
Panama 29 28 28 27 27
Kuwait 33 31 29 26 24
Colombia 30 29 29 28 28
Indonesia 30 30 29 28 27
Malaysia 29 29 29 29 29
Costa Rica 30 30 29 29 28
United Arab Emirates 30 30 29 29 28
Turkey 32 31 30 29 28
Mexico 31 30 30 29 29
French Polynesia 31 31 30 30 30
Vietnam 31 31 30 30 30
Fiji 32 31 31 30 30
Venezuela, RB 32 31 31 30 30
Myanmar 33 32 31 30 29
Tunisia 33 32 31 30 29
St. Lucia 32 32 31 30 30
Brunei Darussalam 32 32 32 32 32
Dominican Republic 33 32 32 31 31
Kosovo 34 32 32 32 31
Peru 33 32 32 31 31
Ecuador 33 32 32 32 31
South Africa 33 33 32 31 31
Bahrain 33 33 32 32 31
Grenada 33 33 32 32 31
Tonga 34 33 33 32 32
Kyrgyz Republic 32 32 33 33 32
India 34 33 33 32 32
Libya 37 35 34 32 31
El Salvador 35 34 34 33 33
Morocco 36 35 34 33 32
Philippines 35 35 35 34 34
Samoa 36 35 35 34 34
Egypt, Arab Rep. 36 36 35 34 33
Paraguay 37 36 36 35 35
Papua New Guinea 37 36 36 36 35
Turkmenistan 36 36 36 36 36
Jordan 38 37 37 36 35
Micronesia, Fed. Sts. 38 38 37 36 35
Kiribati 37 37 37 37 37
Vanuatu 38 37 37 37 37
Mongolia 38 38 37 36 35
Bolivia 38 38 37 37 37
Lesotho 39 38 38 37 36
Algeria 40 39 38 36 35
Gabon 38 38 38 38 38
Uzbekistan 36 37 38 37 35
Belize 39 39 38 38 37
Iraq 39 39 38 38 38
Bangladesh 40 40 39 38 37
Botswana 41 40 39 38 37
Sao Tome and Principe 40 40 39 39 38
Congo, Rep. 40 40 40 39 39
Saudi Arabia 41 41 40 39 38
Nicaragua 41 41 40 39 38
Nepal 40 40 40 39 39
Namibia 41 40 40 39 39
Syrian Arab Republic 42 41 40 39 38
Djibouti 40 40 40 40 41
Honduras 41 41 40 40 39
Guatemala 41 41 40 40 40
Haiti 42 41 41 40 39
Iran, Islamic Rep. 43 42 41 39 37
Ghana 42 41 41 40 40
Zimbabwe 43 42 41 40 39
Cabo Verde 42 41 41 41 40
Bhutan 42 42 41 41 40
Solomon Islands 42 42 41 41 41
Mauritania 42 42 41 41 41
Tajikistan 42 42 42 42 42
Central African Republic 42 42 42 42 42
Comoros 45 43 42 41 40
Pakistan 42 42 42 42 42
Sudan 43 43 43 42 42
Lao PDR 43 43 43 43 43
Timor-Leste 44 44 43 43 43
Cote d'Ivoire 45 45 44 43 43
Madagascar 43 44 44 45 45
Zambia 45 44 44 44 44
Mozambique 45 45 44 44 44
Togo 46 45 45 44 44
Oman 47 46 45 44 42
Tanzania 46 45 45 45 45
Nigeria 46 46 45 45 45
Senegal 46 46 45 45 44
Eritrea 46 46 46 45 45
Sierra Leone 47 46 46 45 45
Cameroon 46 46 46 46 45
Guinea-Bissau 47 47 46 46 45
Kenya 48 47 46 45 44
Equatorial Guinea 44 45 46 47 47
Swaziland 48 47 47 46 45
Benin 47 47 47 47 47
Somalia 46 47 47 47 48
Maldives 48 48 47 46 45
Guinea 47 47 47 47 47
Liberia 48 48 47 47 46
Congo, Dem. Rep. 47 47 48 48 48
South Sudan 48 48 48 48 48
Cambodia 49 49 48 47 46
Burkina Faso 49 48 48 48 48
Mali 49 48 48 48 48
Gambia, The 49 49 49 48 48
Ethiopia 49 49 49 48 48
Uganda 49 49 50 50 50
Chad 50 50 50 51 51
Afghanistan 51 51 51 51 51
Burundi 52 52 52 51 51
Rwanda 53 52 52 51 50
Malawi 54 53 53 52 52
Angola 53 53 53 53 53
Yemen, Rep. 56 55 55 54 53
Niger 55 55 55 55 55
Cayman Islands
Monaco
American Samoa
Dominica 21 24
Isle of Man 11 12
Tuvalu
Andorra
Sint Maarten (Dutch part)
San Marino
Northern Mariana Islands
Faeroe Islands
Palau
Bermuda 15
Serbia
West Bank and Gaza
Marshall Islands 39
Turks and Caicos Islands
Curacao

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