Country name 1990 1991 1992 1993 1994
Burundi 8 12 14
Senegal 32 36
Niger 33 51 36
Kiribati 35 33 38
Cameroon 37 44
Turkey 38 41 42
Guinea 47 55 77 50 62
Central African Republic 47 55
Chad 50 46 41
Mozambique 51 50 49 48
Cabo Verde 52 47
Tunisia 54 65 85 72
Tuvalu 57
Benin 62
Madagascar 64 63 53
Syrian Arab Republic 65 62 61 67 61
Iran, Islamic Rep. 73 75 82 87
Botswana 74 90 89 91 82
Malawi 76 77 76 74 75
Oman 79 88 95
Morocco 79 77 87 87 89
Rwanda 79 74 75
Swaziland 81 84 91 86 85
Bolivia 82 85 82 82 83
United Arab Emirates 85 88 91 93 93
Algeria 87 84 83 87 88
Togo 87 39 56 69
Qatar 93 98 92 100 100
Sri Lanka 93 95 98
Cyprus 95 99 90
Macao SAR, China 97 81 93
Bulgaria 98 100 100 97
Malta 99 98 100 93 95
Hungary 99
Spain 99 99 100
Finland 100 100 100 100 100
Japan 100 100 100 100
Singapore
Chile
Myanmar
China
Bahamas, The
Colombia
Paraguay
Comoros 38
Antigua and Barbuda
Congo, Dem. Rep. 33 30 40
Mexico 79 80
Congo, Rep. 63 67
Nigeria
Costa Rica 59 64 65 68
Samoa
Cote d'Ivoire 59
Switzerland
Croatia
Luxembourg
Cuba
American Samoa
Curacao
Mongolia
Canada
New Caledonia
Czech Republic
Pakistan
Denmark
Portugal
Djibouti
Albania
Dominica
Cayman Islands
Dominican Republic
Thailand
Ecuador 61
Liechtenstein
Egypt, Arab Rep.
Macedonia, FYR
El Salvador 85 86 85
Maldives
Equatorial Guinea
Mauritania 33 42 42 43
Eritrea 88
Moldova
Estonia
Azerbaijan 97
Ethiopia 82
Nepal 75
Faeroe Islands
Nicaragua 89 93
Fiji
Norway
Belize 87
Panama
France
Philippines
French Polynesia
Belgium
Gabon
Sao Tome and Principe
Gambia, The
Seychelles 100
Georgia
Slovak Republic 100 99
Germany 100 100
Armenia
Ghana
Tajikistan
Greece 97
Cambodia
Greenland
Bosnia and Herzegovina
Grenada
Lithuania
Guam
Bhutan 62 78
Guatemala
Bahrain 100 100 100
Belarus 93 99
Malaysia
Guinea-Bissau
Mali
Guyana 97 93
Marshall Islands
Haiti
Mauritius 67 70 85 83
Honduras
Micronesia, Fed. Sts.
Hong Kong SAR, China
Monaco
Bermuda
Montenegro
Iceland
Austria
India
Namibia 77
Indonesia
Netherlands
Barbados
New Zealand
Iraq 64
Brunei Darussalam
Ireland
Northern Mariana Islands
Isle of Man
Australia
Israel
Palau
Italy 99 99 96
Papua New Guinea
Jamaica
Peru
Brazil
Poland
Russian Federation 99
Puerto Rico
Jordan 99 100 100 97
Romania
Kazakhstan
Aruba
Kenya
San Marino
Uganda
Saudi Arabia
Solomon Islands
Serbia
South Africa 97
Sierra Leone
Burkina Faso 39
Sint Maarten (Dutch part)
Sudan
Slovenia
St. Kitts and Nevis
Somalia
St. Martin (French part)
South Sudan
Turkmenistan
Bangladesh
Uruguay
St. Lucia
Vanuatu 44
St. Vincent and the Grenadines
Vietnam
Suriname
West Bank and Gaza
Sweden
Zambia
Argentina
Afghanistan 65
Tanzania
Tonga 91
Timor-Leste
Lesotho
Liberia
Trinidad and Tobago 71
Libya
Angola
Andorra
Turks and Caicos Islands
United Kingdom
Korea, Dem. Rep.
Ukraine 94 98
Korea, Rep.
Kosovo
United States
Kuwait 96 91
Uzbekistan
Kyrgyz Republic
Venezuela, RB 89 89 92
Lao PDR 66 64 70
Virgin Islands (U.S.)
Latvia
Yemen, Rep.
Lebanon
Zimbabwe

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