Country name 1986 1987 1988 1989 1990
San Marino 9 8 7 7 6
Austria 10 10 11 11 11
Denmark 12 11 12 11 11
Qatar 13 14 12 12 12
Cuba 14 13 13 12 12
Italy 14 13 13 13 12
Luxembourg 13 12 13
French Polynesia 14 14 14
Brunei Darussalam 17 14 14
Israel 13 13 14 14 14
American Samoa 17 17 16 18 19
Canada 17 17 16 16 16
Australia 17 17 17 17
Netherlands 17 17 17 17 17
Kuwait 18 18 18 18 18
Latvia 18 20 19 18 15
Argentina 20 19 19
New Zealand 20 19 19 18
Guam 20 20 20 20
New Caledonia 19 20 20 20 20
Thailand 20 20 20 20
United Kingdom 20 20 20 20
France 21 21 21 21
Bahrain 20 20 21 22 21
Malaysia 22 21 21 20
Mauritius 23 22 22 22 21
Cyprus 23 23 22 22 21
Greece 23 23 22 21 20
Japan 24 23 23 22 21
Grenada 22 23 25
Panama 22 23 23 23 23
Uruguay 22 23 22 22
Suriname 23 23 23 23 22
Malta 24 24 23 22 23
China 25 24 24 23 22
Trinidad and Tobago 22 23 24 25
Ghana 23 24 24 26 27
Indonesia 25 24 24 24 23
Spain 25 26 25 23
Guinea-Bissau 25 25
United Arab Emirates 25 24 25 18 18
Iraq 24 24 25 23
Paraguay 25 25 25 25 25
Oman 27 26 26 27 28
Morocco 28 27 26 25 25
Singapore 26 26 26 26 26
Syrian Arab Republic 26 25 26 27 26
Ireland 27 27 27 28 27
Romania 27 27 27 25
Algeria 28 27 27 28 28
Hong Kong SAR, China 28 27 27 27
Lao PDR 25 27 28
St. Kitts and Nevis 22 29 29 23 22
Iran, Islamic Rep. 22 28 29 30
Sao Tome and Principe 30 29 35
Czech Republic 29 29 29 26 24
Kiribati 29 29 30 28 29
Jordan 31 29 30 28
Colombia 29 30 30 30 30
Egypt, Arab Rep. 32 31 30 20 25
Peru 33 32 31 29 29
Mongolia 30 31 31 30 30
St. Lucia 30 30 31 31 29
Tunisia 32 32 31 30 30
Sierra Leone 39 31 30 35
Turkey 31 31 31 31 30
Ecuador 32 32 31 29 30
Papua New Guinea 30 31 32 32 32
Philippines 31 31 32 33 33
Mexico 34 33 32 31 31
Costa Rica 32 31 32 32 32
Uganda 30 32 32 29 29
Botswana 32 32 32 32 32
Angola 31 33 33 33
Swaziland 33 33 33 32 33
Tanzania 33 33 33 33 35
Cabo Verde 39 34 33 33 33
Benin 33 33 33 35 31
Nicaragua 32 32 34 32 33
Jamaica 35 36 34 33 34
Cambodia 38 35 34 36 35
Vietnam 34 35 35 34 34
Cote d'Ivoire 36 36 36 37 36
Comoros 35 35 36 38 36
Bhutan 37 37 37
Korea, Rep. 38 38 37 36 36
Nepal 35 35 37 40 39
Mali 34 35 38 43 45
Zimbabwe 39 39 38 38 36
Madagascar 40 40 40
Guinea 36 36 40 39 38
Pakistan 39 40 41 41 41
Nigeria 42 44 41 37 41
Djibouti 44 44 44 44
Zambia 46 46 44 44
Gabon 46 47 46 48
Ethiopia 48 48 49 43 41
Mauritania 51 50 50 49 44
Rwanda 48 49 50 50 50
Cameroon 51 50 51 51 51
Myanmar 54 58 52 54 45
Togo 46 50 52 55 56
Senegal 46 51 54 51 58
Lesotho 55 56 56 56 55
Mozambique 61 62 56 58 55
Bangladesh 48 48 58 60 63
Central African Republic 66 60 63 70 90
Burkina Faso 58 68 65 57 55
Congo, Rep. 61 64 66 63 64
Burundi 56 62 71 69 66
Lithuania 25 20 19
Samoa 18
West Bank and Gaza
Tonga 22 22 24
Barbados 18 18
Haiti 38 36
Macedonia, FYR
Sweden
Fiji
Liechtenstein
Malawi
Eritrea 41 38
El Salvador
Solomon Islands 21 19
Maldives
St. Vincent and the Grenadines 18
Finland
Georgia 17
Dominican Republic
Turkmenistan
Marshall Islands
Russian Federation 27 23 23
Libya
Korea, Dem. Rep.
Dominica
Seychelles
Liberia
Slovak Republic
Sri Lanka
South Africa
Micronesia, Fed. Sts.
Moldova 26 25 24
Bulgaria
Monaco
Kazakhstan 26 23 21
Azerbaijan
Brazil
Montenegro
Timor-Leste
Curacao
Guatemala 36 35
Isle of Man
Tuvalu
Equatorial Guinea
Cayman Islands
Namibia
Armenia
Aruba
Albania
Andorra
Saudi Arabia
Bahamas, The 19
Serbia
Croatia
Honduras 39 35
Kyrgyz Republic 19
Sint Maarten (Dutch part)
Niger 37 38 40 41
Slovenia
India
Somalia
Greenland
South Sudan
Norway
Iceland
Kenya
Hungary
St. Martin (French part)
Palau
Sudan
Ukraine
Guyana
Belgium 17
Switzerland
Belarus
Tajikistan
Vanuatu 26
Bosnia and Herzegovina
Faeroe Islands
Estonia
Poland
Bolivia
Portugal 17 16 15
Bermuda
Puerto Rico
Turks and Caicos Islands
Antigua and Barbuda
Germany
Congo, Dem. Rep. 37
Belize
Gambia, The 24 29 28 31
United States 14
Chile
Uzbekistan 24 24 24
Chad 71 68 67
Venezuela, RB 26 26
Northern Mariana Islands
Virgin Islands (U.S.) 14
Macao SAR, China
Yemen, Rep.
Afghanistan 36 41
Lebanon

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