Country name 1986 1987 1988 1989 1990
Burundi 12 13 10 15 10
Tunisia 57 41 53 59
Cameroon 40 44 44 48
Gambia, The 53 45
Botswana 42 46 58 61 67
Cote d'Ivoire 51 48 48
Guinea 59 49 82 83 42
Central African Republic 56 51 52 55 47
Turkey 54 56 51 65 55
Costa Rica 55 58 60 62
Togo 80 58 98 44 92
Colombia 57 61 62 63
Haiti 59 64
Mali 67 70
Lesotho 67 71
El Salvador 73 82 88
Morocco 70 74 84 90 81
Swaziland 75 76 79 92 81
Iran, Islamic Rep. 77 84 85 82
Malta 68 80 89 98 91
Malawi 82 81 94 85 82
Syrian Arab Republic 84 83 81 78 79
Oman 85 84 81 80 91
Iraq 92 84 81 79
Congo, Rep. 85 76
Ethiopia 86 86
India 88 89
Rwanda 90 88 86 83 84
Guinea-Bissau 88
United Arab Emirates 88 89 93 86 85
Nicaragua 89 88
Cyprus 94 91 83 100
Sri Lanka 91 91 93 92
Qatar 92 92 90 87 83
Finland 93 96 99 98
Bulgaria 100 96 99 100 97
Jordan 97 95 92
Italy 100 100 96 97 95
Japan 100 100 100 100 100
Seychelles 80 100 97 95
Spain 100 100 100 97 100
Hungary 100 100 100 99 100
Guyana 100
Greece 98 100 100 100
Korea, Rep. 100 100 100
South Sudan
Croatia
Northern Mariana Islands
Cuba
Micronesia, Fed. Sts.
Curacao
Australia
Comoros
Timor-Leste
Czech Republic
Namibia
Denmark
Peru
Djibouti
Sierra Leone
Dominica 100
Suriname
Dominican Republic
Tuvalu 77
Ecuador
Montenegro
Egypt, Arab Rep.
New Zealand
China
Palau
Equatorial Guinea
Puerto Rico
Eritrea
Saudi Arabia
Estonia
Slovenia
Chile
St. Lucia
Faroe Islands
Angola
Fiji 92
American Samoa
Chad 54 55 54
United Kingdom
France
Monaco
French Polynesia
Mozambique 33 53
Gabon
Netherlands
Cayman Islands
Niger 57 38
Georgia
Azerbaijan
Germany
Papua New Guinea
Ghana
Poland
Canada
Romania
Greenland
San Marino
Grenada
Serbia
Guam
Sint Maarten (Dutch part)
Guatemala
Somalia
Cambodia
Argentina
Cabo Verde 61 54 45
St. Vincent and the Grenadines
Burkina Faso
Sweden
Brunei Darussalam
Tanzania
Honduras
Tonga
Hong Kong SAR, China
Turkmenistan
Brazil
Ukraine
Iceland
Congo, Dem. Rep.
Bosnia and Herzegovina
Moldova
Indonesia
Mongolia
Bolivia 82
Bahrain 100 85
Bhutan
Myanmar
Ireland
Nepal
Isle of Man
New Caledonia
Israel
Bahamas, The
Bermuda
Nigeria
Jamaica 100
Norway
Benin 56
Pakistan
Belize
Panama
Kazakhstan
Paraguay
Kenya
Philippines
Kiribati 22 25 35
Portugal
Korea, Dem. People’s Rep.
Austria
Uruguay
Russian Federation
Vanuatu
Samoa
Vietnam
Sao Tome and Principe
West Bank and Gaza
Senegal 39
Zambia
Aruba
Afghanistan
Singapore
Belgium
Slovak Republic
Liberia
Solomon Islands
Libya
South Africa
Liechtenstein
Armenia
Lithuania
St. Kitts and Nevis
Luxembourg
St. Martin (French part)
Macao SAR, China 76
Sudan
Macedonia, FYR
Antigua and Barbuda
Madagascar 73 63 68
Switzerland
Belarus
Tajikistan
Malaysia
Thailand
Maldives
Andorra
Barbados
Trinidad and Tobago 86
Bangladesh
Algeria 87 90
Marshall Islands
Turks and Caicos Islands
Mauritania 46
Uganda
Mauritius
Albania
Mexico
United States
Kuwait
Uzbekistan
Kyrgyz Republic
Venezuela, RB 88 91
Lao PDR
Virgin Islands (U.S.)
Latvia
Yemen, Rep.
Lebanon
Zimbabwe

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