Country name 2010 2011 2012 2013
Afghanistan 37
Albania
Algeria
American Samoa
Andorra 100
Angola
Antigua and Barbuda
Argentina 100
Armenia 100
Aruba
Australia 100
Austria 100
Azerbaijan
Bahamas, The
Bahrain
Bangladesh 31
Barbados
Belarus 100
Belgium 100
Belize 95
Benin 80
Bermuda
Bhutan 100
Bolivia
Bosnia and Herzegovina
Botswana
Brazil 93
Brunei Darussalam
Bulgaria 100
Burkina Faso 77
Burundi 75
Cabo Verde 91
Cambodia 62
Cameroon 61
Canada 100
Cayman Islands
Central African Republic 61
Chad 16
Chile 100 99
China
Colombia 97
Comoros 87
Congo, Dem. Rep. 28
Congo, Rep. 91
Costa Rica 100
Cote d'Ivoire 65
Croatia
Cuba 100
Curacao
Cyprus 100
Czech Republic 100
Denmark 100
Djibouti
Dominica
Dominican Republic 82 81 84
Ecuador 90
Egypt, Arab Rep.
El Salvador
Equatorial Guinea 54
Eritrea
Estonia 100
Ethiopia
Faeroe Islands
Fiji
Finland 100
France 100
French Polynesia
Gabon 90
Gambia, The 53
Georgia 99 100
Germany 100
Ghana 63
Greece 100
Greenland
Grenada
Guam
Guatemala
Guinea 58
Guinea-Bissau 24
Guyana
Haiti 80
Honduras 94
Hong Kong SAR, China
Hungary 100
Iceland 100
India 84
Indonesia 67
Iran, Islamic Rep. 99
Iraq 99
Ireland 100
Isle of Man
Israel 100
Italy 100
Jamaica 98
Japan 100
Jordan 99
Kazakhstan 100
Kenya
Kiribati
Korea, Dem. Rep.
Korea, Rep.
Kuwait
Kyrgyz Republic 98
Lao PDR 75
Latvia 100
Lebanon
Lesotho
Liberia 25
Libya
Liechtenstein 100
Lithuania 100
Luxembourg 100
Macao SAR, China
Macedonia, FYR 100
Madagascar 83
Malawi 2
Malaysia
Maldives
Mali 81 84
Malta 100
Marshall Islands
Mauritania 59
Mauritius
Mexico
Micronesia, Fed. Sts.
Middle East (developing only)
Moldova 100
Monaco
Mongolia 99
Montenegro
Morocco 94
Mozambique 48
Myanmar 72
Namibia 78
Nepal 42
Netherlands 100
New Caledonia
New Zealand 100
Nicaragua 85
Niger 64
Nigeria 42 30
Northern Mariana Islands
Norway 100
Oman
Pakistan 34
Palau
Panama
Papua New Guinea
Paraguay 76
Peru 96
Philippines 90
Poland 100
Portugal 100
Puerto Rico
Qatar
Romania
Russian Federation 100
Rwanda 63
Samoa
San Marino
Sao Tome and Principe
Saudi Arabia
Senegal 75 73
Serbia 99
Seychelles
Sierra Leone 78 77
Singapore
Sint Maarten (Dutch part)
Slovak Republic 100
Slovenia 100
Solomon Islands
Somalia
South Africa 85
South Sudan 35
Spain 100
Sri Lanka
St. Kitts and Nevis
St. Lucia 92
St. Martin (French part)
St. Vincent and the Grenadines
Sudan 59
Suriname 99
Swaziland 50
Sweden 100
Switzerland 100
Syrian Arab Republic
Tajikistan 88
Tanzania 16
Thailand 99
Timor-Leste 55
Togo 78
Tonga
Trinidad and Tobago
Tunisia 99
Turkey
Turkmenistan
Turks and Caicos Islands
Tuvalu
Uganda 30
Ukraine 100
United Arab Emirates 100
United Kingdom 100
United States
Uruguay 100
Uzbekistan
Vanuatu 43
Venezuela, RB 81
Vietnam 95
Virgin Islands (U.S.)
West Bank and Gaza 99
Yemen, Rep. 17
Zambia
Zimbabwe 49

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