Country name 1986 1987 1988 1989 1990
Burkina Faso 23 25 26 26
Niger 24 23 23
Djibouti 27 27 27 27 28
Guinea 29 26 27 27 26
Burundi 42 47 49
Senegal 45 46 45 45
Benin 49 48 49 39
Mozambique 49 46 42 42 44
Haiti 51 42
Togo 54 63 63 63 64
Tanzania 55 54 52 52 51
Uganda 57
Bangladesh 60 59 70 70 72
Morocco 61 59 57 55 56
Gambia, The 61 48
Central African Republic 61 51 48 49 57
Oman 63 65 65 66 67
Nicaragua 65 67 67 65 68
Colombia 66 66 66 65
Lesotho 70 72 74 73 72
Swaziland 73 73 73 72 74
Cyprus 74 78 79 79 79
United Arab Emirates 76 87 90 95 98
Switzerland 77 78 80 82 83
Brunei Darussalam 80
Zambia 81 79
Algeria 81 83 84 85 85
Comoros 82 74
Luxembourg 82 79 85
Botswana 84 85 86 86 86
Iran, Islamic Rep. 84 85 86 86 93
Ireland 85 86 87 87 88
Panama 85 86 85 86 87
Paraguay 87 88 89 91 93
Costa Rica 87 87 88 88
Iraq 88 90 91 90
St. Kitts and Nevis 88 99 99
Uruguay 89 88
Kuwait 89 85 84
Trinidad and Tobago 90 92 93 92 90
Honduras 91
Turkey 91 91 93 93 94
Cuba 92 93 93 93 92
Syrian Arab Republic 92 95 95 95 95
Qatar 92 89 88 87 85
Netherlands 92 94 96 97 97
Tunisia 93 94 94 94 94
United States 93 95 98
Philippines 94 94 96 98 98
Belgium 94 96 97
Malta 95 93 93 95 98
Canada 95 95 95 95 95
United Kingdom 95 98 100 100 100
Cabo Verde 96 97 100 99
Mexico 96 97 97 95 97
Jamaica 96 98 95 99 98
Bahrain 96 96 98 99
Australia 96 97 98 98 97
Norway 96 97 98 99 100
Tonga 97 92
St. Vincent and the Grenadines 97
Indonesia 97 98 98 98 96
Kiribati 97 94 98
Sri Lanka 98
Zimbabwe 98
Mauritius 98 100 99 99 97
Korea, Rep. 99 100 100 99 99
France 99 100 100
Denmark 99 99 99 98 98
Greece 99 97 97 96 95
Portugal 100 100 100
New Zealand 100 100 100 100 100
Spain 100 99 99 99 99
Japan 100 100 100 100 100
St. Lucia 100 97
Azerbaijan
Guatemala
Timor-Leste
Cambodia
Ecuador
Guinea-Bissau 40 38
Ghana
Guyana
Cayman Islands
Bulgaria
Guam
Czech Republic
Tuvalu
Hong Kong SAR, China
Egypt, Arab Rep.
Hungary
Cote d'Ivoire
Iceland
Samoa
India 77
Singapore
Gabon
Congo, Rep.
Brazil
Chad 34
Bosnia and Herzegovina
Georgia
Bolivia
Nigeria
Isle of Man
Pakistan
Israel
Austria 94
Italy
Germany
French Polynesia
Russian Federation
Greenland
Sao Tome and Principe 90 92 97
Solomon Islands
Seychelles
Grenada
Slovak Republic
Suriname 99 99
South Africa
Jordan
Dominican Republic
Kazakhstan
Dominica
Kenya
Sweden 98 98 99 100
Finland
Antigua and Barbuda
Korea, Dem. People’s Rep.
Cameroon 73 72
Fiji
Turkmenistan
Vanuatu 75
Ukraine
Barbados 100 98
New Caledonia
Vietnam
West Bank and Gaza
El Salvador
Bhutan
Northern Mariana Islands
Faroe Islands
Bahamas, The
Bermuda
Palau
Liberia
Papua New Guinea 63
Libya
Peru 91
Liechtenstein
Poland
Lithuania
Puerto Rico
Belize
Romania
Macao SAR, China 85
Rwanda
Macedonia, FYR
San Marino
Madagascar 67 67
Saudi Arabia
Malawi
Serbia
Malaysia
Sierra Leone
Maldives
Sint Maarten (Dutch part)
Mali
Slovenia
Ethiopia 29 30 29
Somalia
Albania
South Sudan
China 94 96 96 97
Estonia
Aruba
Eritrea
St. Martin (French part)
Micronesia, Fed. Sts.
Sudan
Equatorial Guinea
Armenia
Monaco
Argentina 95
Mongolia 94
Tajikistan
Montenegro
Thailand
Curacao
Angola
Belarus
Congo, Dem. Rep. 64
Myanmar
Chile
Namibia 79 79
Turks and Caicos Islands
Nepal 67
Andorra
Croatia
American Samoa
Moldova
Marshall Islands
Mauritania
Uzbekistan
Kyrgyz Republic
Venezuela, RB
Lao PDR 65 65
Virgin Islands (U.S.)
Latvia
Yemen, Rep.
Afghanistan
Lebanon

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