Country name 1984 1985 1986 1987 1988
San Marino 9 8 9 8 7
Austria 13 12 10 10 11
Denmark 12 12 11 12
Luxembourg 13 13 12 13
Israel 12 12 13 13 14
Qatar 13 13 13 14 12
Italy 14 14 14 13 13
Cuba 15 15 14 13 13
Virgin Islands (U.S.) 14
United States 14 14 14
Belgium 19 17 17
Brunei Darussalam 15 16 17 14
Canada 16 17 17 17 16
Netherlands 20 19 17 17 17
Australia 16 17 17 17
Portugal 17 17 17 16
American Samoa 21 21 17 17 16
Georgia 17
Samoa 18
Kuwait 18 18 18 18 18
Latvia 19 19 18 20 19
Bahamas, The 20 21 19
Kyrgyz Republic 19
New Caledonia 21 20 19 20 20
Guam 20 20 20 20
Argentina 20 20 20 19 19
Bahrain 18 19 20 20 21
France 22 22 21 21 21
Solomon Islands 24 26 21
Uruguay 23 25 22 23
Iran, Islamic Rep. 20 21 22 28 29
Trinidad and Tobago 23 22 22 23 24
St. Kitts and Nevis 23 23 22 29 29
Panama 26 25 22 23 23
Tonga 21 23 22 22
Mauritius 21 22 23 22 22
Cyprus 21 22 23 23 22
Ghana 29 28 23 24 24
Suriname 25 25 23 23 23
Greece 24 23 23 23 22
Malta 24 23 24 24 23
Iraq 24 24 24 24 25
Japan 25 24 24 23 23
Uzbekistan 24
Gambia, The 25 25 24 29
Paraguay 25 25 25 25 25
United Arab Emirates 24 24 25 24 25
China 25 25 25 24 24
Lao PDR 27 27 25 27
Spain 27 25 26 25
Indonesia 28 26 25 24 24
Lithuania 25
Venezuela, RB 26 26 26 26
Kazakhstan 26
Syrian Arab Republic 27 27 26 25 26
Moldova 26
Singapore 27 27 26 26 26
Russian Federation 27
Oman 27 29 27 26 26
Ireland 27 27 27 27 27
Romania 27 27 27
Hong Kong SAR, China 28 27 28 27 27
Algeria 31 30 28 27 27
Morocco 34 27 28 27 26
Kiribati 28 29 29 29 30
Czech Republic 29 29 29 29 29
Colombia 30 30 29 30 30
Uganda 34 34 30 32 32
Mongolia 30 31 31
St. Lucia 30 30 30 30 31
Papua New Guinea 31 30 31 32
Philippines 31 31 31 31 32
Turkey 31 31 31 31 31
Jordan 32 32 31 29 30
Angola 32 30 31 33 33
Tunisia 36 34 32 32 31
Egypt, Arab Rep. 32 32 31 30
Botswana 31 32 32 32 32
Costa Rica 34 31 32 31 32
Nicaragua 34 33 32 32 34
Ecuador 33 32 32 32 31
Benin 35 33 33 33 33
Swaziland 33 34 33 33 33
Peru 34 35 33 32 31
Tanzania 38 34 33 33 33
Mexico 36 35 34 33 32
Mali 35 35 34 35 38
Vietnam 35 34 35 35
Sudan 33 34 35 35
Comoros 39 31 35 35 36
Nepal 38 35 35 35 37
Jamaica 34 35 35 36 34
Guatemala 36 37 36 35
Cote d'Ivoire 36 36 36 36 36
Guinea 31 36 36 36 40
Niger 40 36 37 38
Bhutan 39 37 37 37
Cambodia 42 38 38 35 34
Haiti 42 40 38 36
Korea, Rep. 42 40 38 38 37
Cabo Verde 39 39 34 33
Zimbabwe 39 40 39 39 38
Sierra Leone 34 34 39 31
Honduras 38 39
Pakistan 36 38 39 40 41
Nigeria 38 40 42 44 41
Zambia 47 49 46 46 44
Gabon 45 47 46 47 46
Togo 45 44 46 50 52
Senegal 41 46 46 51 54
Bangladesh 47 47 48 48 58
Ethiopia 54 50 48 48 49
Rwanda 47 47 48 49 50
Mauritania 45 46 51 50 50
Cameroon 50 51 51 50 51
Myanmar 52 53 54 58 52
Lesotho 53 55 55 56 56
Burundi 52 54 56 62 71
Burkina Faso 58 56 58 68 65
Mozambique 57 62 61 62 56
Congo, Rep. 57 61 61 64 66
Central African Republic 68 66 60 63
Chad 64 71
Grenada 22 23 22 23
Slovenia
Finland 15
Saudi Arabia
Micronesia, Fed. Sts.
Greenland
Fiji
Liechtenstein
Monaco
Guinea-Bissau 23 25 25 25
Faeroe Islands
South Sudan
Montenegro
Bulgaria
Marshall Islands
Belarus
Maldives
Andorra
Malaysia 26 24 22 21
Serbia
Namibia
Sint Maarten (Dutch part)
Azerbaijan
Somalia
Armenia
French Polynesia 22 20 14
Estonia
Turks and Caicos Islands
New Zealand 20 20 19
Brazil
Eritrea
Antigua and Barbuda
Kosovo
Croatia
Sri Lanka
Kenya
Afghanistan
Sao Tome and Principe 30 31 30 29
Bermuda 18 17
Libya
Sweden
Seychelles
Belize
Liberia
West Bank and Gaza
Slovak Republic
Thailand 20 19 20 20
Congo, Dem. Rep. 42 37
Germany
South Africa
Aruba
Guyana 37 36
St. Vincent and the Grenadines 18
Chile
Northern Mariana Islands
St. Martin (French part)
Norway
Hungary
Equatorial Guinea
Cayman Islands
Bosnia and Herzegovina
Switzerland
Korea, Dem. Rep.
Tajikistan
India
Isle of Man
Timor-Leste
Dominican Republic 43
Dominica
Iceland
Djibouti 44 44 44 44
Barbados 23 21
Turkmenistan
Poland
Tuvalu
Curacao
Ukraine
Puerto Rico
United Kingdom 18 18 20 20
Palau
Bolivia
El Salvador
Vanuatu
Macao SAR, China
Macedonia, FYR
Albania
Madagascar 38 38 40
Yemen, Rep.
Malawi
Lebanon

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