Country name 2004 2005 2006 2007 2008
Afghanistan
Albania 96
Algeria 73
American Samoa
Andorra
Angola
Antigua and Barbuda
Argentina
Armenia
Aruba
Australia
Austria
Azerbaijan 100
Bahamas, The
Bahrain
Bangladesh
Barbados
Belarus
Belgium
Belize
Benin 29
Bermuda
Bhutan 53
Bolivia 91 91
Bosnia and Herzegovina
Botswana
Brazil 89 90 90 90
Brunei Darussalam
Bulgaria
Burkina Faso 24 29
Burundi 87
Cabo Verde 80
Cambodia 74 78
Cameroon 71
Canada
Cayman Islands 99
Central African Republic
Chad 28
Chile 99
China
Colombia 93 93 92 93 93
Comoros
Congo, Dem. Rep. 61
Congo, Rep.
Costa Rica
Cote d'Ivoire
Croatia
Cuba
Curacao
Cyprus
Czech Republic
Denmark
Djibouti
Dominica
Dominican Republic 88
Ecuador 84
Egypt, Arab Rep. 71 66
El Salvador 80 84 82 84
Equatorial Guinea
Eritrea
Estonia
Ethiopia 36 30 39
Faeroe Islands
Fiji
Finland
France
French Polynesia
Gabon 84
Gambia, The
Georgia
Germany
Ghana
Greece
Greenland
Grenada
Guam
Guatemala
Guinea
Guinea-Bissau
Guyana
Haiti 49
Honduras 84
Hong Kong SAR, China
Hungary 99
Iceland
India 63
Indonesia 90 92 92
Iran, Islamic Rep. 82 82 85
Iraq
Ireland
Isle of Man
Israel
Italy
Jamaica
Japan
Jordan 91 92
Kazakhstan
Kenya 72
Kiribati
Korea, Dem. Rep. 100
Korea, Rep.
Kosovo
Kuwait 93 93 94 94
Kyrgyz Republic
Lao PDR 73
Latvia
Lebanon 90
Lesotho
Liberia 55 43
Libya 86
Liechtenstein
Lithuania
Luxembourg
Macao SAR, China 93
Macedonia, FYR
Madagascar
Malawi
Malaysia
Maldives 98
Mali 26
Malta 92
Marshall Islands
Mauritania
Mauritius
Mexico 91 92 92 93 93
Micronesia, Fed. Sts.
Moldova
Monaco
Mongolia
Montenegro
Morocco 52 55
Mozambique
Myanmar
Namibia 76
Nepal
Netherlands
New Caledonia
New Zealand
Nicaragua 78
Niger 29
Nigeria 51
Northern Mariana Islands
Norway
Oman 87
Pakistan 50 54 56
Palau
Panama
Papua New Guinea
Paraguay 95 93
Peru 88 88 89 90
Philippines 95
Poland 100
Portugal
Puerto Rico 91
Qatar 89 93 94
Romania
Russian Federation
Rwanda
Samoa 99
San Marino
Sao Tome and Principe 70
Saudi Arabia 83
Senegal 42
Serbia
Seychelles
Sierra Leone 35
Singapore
Sint Maarten (Dutch part)
Slovak Republic
Slovenia 100
Solomon Islands
Somalia
South Africa 89
South Sudan
Spain 98 98 98
Sri Lanka 91 91
St. Kitts and Nevis
St. Lucia
St. Martin (French part)
St. Vincent and the Grenadines
Sudan
Suriname 90 95
Swaziland
Sweden
Switzerland
Syrian Arab Republic 81
Tajikistan
Tanzania
Thailand 94
Timor-Leste 51
Togo 57
Tonga 99
Trinidad and Tobago 98
Tunisia 74 77 78
Turkey 87 88 88 89
Turkmenistan
Turks and Caicos Islands
Tuvalu
Uganda 71
Ukraine
United Arab Emirates 90
United Kingdom
United States
Uruguay 98 98 98
Uzbekistan
Vanuatu 78
Venezuela, RB 95
Vietnam
Virgin Islands (U.S.)
West Bank and Gaza 92 93 94 94
Yemen, Rep. 55
Zambia 61
Zimbabwe

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