Country name 2009 2010 2011 2012
Samoa 0.0 0.0 0.0
Nigeria 10.5 5.6 5.6 5.0
Sierra Leone 9.0 9.8 11.5 11.4
Central African Republic 9.5 9.9 9.6 11.1
Ethiopia 9.6 11.0 11.1
Afghanistan 10.5 11.0 11.4 9.9
Guatemala 10.9 11.1 11.4 11.5
Bangladesh 11.1 11.2 12.0
Japan 11.4 11.2 11.3 11.2
Madagascar 9.9 11.3 10.3
Cambodia 10.8 11.5 11.6 13.2
China 11.9 11.5 11.6
Uganda 12.6 12.4 16.4 13.2
India 11.2 12.9 11.2 12.4
Philippines 14.0 13.4 14.0 14.5
Pakistan 13.5 13.8 12.2 12.6
Lao PDR 14.2 14.4 15.1 16.5
Dominican Republic 14.5 14.4 14.3
Nicaragua 14.0 14.4 15.6 16.2
Rwanda 14.0 14.5 14.9
Sri Lanka 14.5 14.6 14.3 13.9
Nepal 14.1 14.9 14.9 16.0
Burkina Faso 13.7 14.9 16.2 18.2
Congo, Dem. Rep. 14.2 15.0
United States 15.7 16.2 16.3 16.5
Bahamas, The 16.8 16.4 18.2 17.5
Ghana 15.4 16.7 19.4
Singapore 17.2 17.0 17.3 18.0
Canada 17.7 17.1 17.0 17.2
Cote d'Ivoire 17.0 17.1 13.2 17.8
Tanzania 16.5 17.2 18.7 17.3
Mali 17.1 17.3
Zambia 15.6 17.4 21.4
Togo 17.0 17.4 17.9 18.6
Switzerland 17.9 17.5 18.0
Vanuatu 18.9 17.9 18.7
Benin 17.7 18.4 17.3 17.0
El Salvador 17.9 19.0 20.4 20.3
Sao Tome and Principe 16.6 19.0 18.0 15.3
Senegal 18.5 19.3 20.2 20.2
Kyrgyz Republic 18.8 19.4 21.1 23.2
Mozambique 19.6 21.8 23.8
Grenada 19.3 19.9 20.3 19.7
Paraguay 20.5 19.9 20.9 22.6
Malaysia 22.3 20.0 21.0 22.1
Cabo Verde 20.4 20.0 22.3 20.8
Peru 18.9 20.1 20.9 21.5
Kenya 19.6 20.2 20.3 22.0
Lebanon 22.1 20.3 21.8 20.3
Thailand 18.6 20.3 21.3 20.5
Suriname 24.4 20.5 24.0 25.5
Honduras 20.4 20.6 20.9 21.1
Antigua and Barbuda 18.3 20.9 19.6 20.1
Liberia 20.9 20.8 24.8
Korea, Rep. 21.3 21.0 21.6
Chile 19.1 21.5 22.7 22.2
Colombia 20.8 21.5 23.5 26.4
Bahrain 19.5 22.2 24.9
Armenia 22.3 22.6 22.7 24.1
Jordan 24.8 22.7 20.5 21.5
Mauritius 23.5 22.8 22.4 23.0
St. Lucia 24.2 23.0 23.3 22.8
Maldives 20.9 23.2 27.3
Australia 24.5 23.4 22.8 23.7
Costa Rica 24.6 23.7 24.2 24.3
Georgia 25.2 23.9 25.2 25.7
Namibia 32.3 24.1 18.0
Egypt, Arab Rep. 26.9 24.8 21.9 21.5
Latvia 25.9 25.0 24.8 25.5
Spain 22.5 25.5 23.6 21.1
Russian Federation 25.5 26.1 31.3 29.8
Brazil 23.8 26.2 25.0 26.0
St. Vincent and the Grenadines 25.6 26.3 25.3 25.2
Barbados 27.2 27.2
St. Kitts and Nevis 28.0 27.2 33.1 32.6
Lithuania 28.6 27.2 26.3 26.8
Belize 25.5 27.4 26.7 26.1
Dominica 26.9 27.4 26.9 26.1
Slovak Republic 28.7 27.9 28.4 28.2
Germany 29.5 28.5 29.0 29.1
Czech Republic 28.1 28.6 29.2 29.7
South Africa 28.6 28.9 29.4 29.4
Tunisia 28.7 29.0 32.6 31.2
Macedonia, FYR 30.7 29.1 28.6 28.3
Bulgaria 32.4 29.5 29.4 29.7
Poland 30.0 30.0 30.5 30.7
Iceland 29.5 30.2 30.0 31.5
Romania 29.9 30.4 30.1 30.7
Uruguay 30.4 31.0 30.5 30.7
Jamaica 32.5 31.3 30.4 31.8
Belarus 35.3 31.4 29.0 30.0
Moldova 32.6 31.6 30.7 31.2
Morocco 33.3 31.8 33.4 35.6
Ireland 31.7 32.2 31.4 32.0
Israel 32.0 32.7 33.0 31.7
Sweden 33.4 32.9 32.4 31.9
Turkey 33.0 33.4 33.2 34.6
Mongolia 26.8 33.7 34.0 30.5
Botswana 40.3 33.7 36.2 37.3
Croatia 34.5 34.0 33.3 34.1
Qatar 47.5 34.2
Ukraine 34.6 34.3 36.3 37.3
Estonia 36.2 34.5 32.8 33.3
Oman 36.2 34.8 39.3 44.7
Seychelles 33.0 35.0 35.7 37.5
New Zealand 37.8 35.1 36.7 36.1
Trinidad and Tobago 34.3 35.5
Angola 20.7 35.6 47.9 40.2
United Kingdom 35.3 35.9 36.5 38.3
Macao SAR, China 33.3 36.4 40.1 39.1
Portugal 34.4 36.4 40.0 35.6
Austria 36.3 36.5 36.3 36.9
Finland 37.6 36.9 38.4 38.7
Slovenia 37.1 36.9 36.9 38.7
Algeria 37.5 37.1 40.6
Malta 38.4 37.4 37.2 37.7
Italy 38.3 37.9 37.6 38.5
Serbia 38.8 38.9 37.2 37.4
Greece 36.9 39.1 41.1 42.9
Bosnia and Herzegovina 38.5 39.3 39.7 40.4
Denmark 39.7 39.5 40.5 40.3
Luxembourg 41.3 39.6 39.7 41.0
Cyprus 38.9 39.8 39.0 39.1
Hungary 41.2 39.8 48.2 40.8
Belgium 40.1 40.6 41.3 42.7
Netherlands 40.8 41.4 40.8 41.6
France 41.2 42.9 42.6 43.6
Azerbaijan 40.9 46.8 45.5 41.8
Norway 48.2 47.8 49.2 49.1
Kiribati 58.7 50.9 66.5
Kuwait 57.3 61.8 67.6 61.7
Monaco
West Bank and Gaza
Iran, Islamic Rep. 29.1
Argentina
Myanmar
Isle of Man
Comoros
Fiji
Guinea
Sudan
Micronesia, Fed. Sts.
Montenegro
New Caledonia
Tuvalu
Lesotho
Liechtenstein
Bolivia
Solomon Islands
Niger
Faeroe Islands
Bhutan 22.9
St. Martin (French part)
Northern Mariana Islands
Swaziland
Curacao
Tajikistan
Djibouti
Korea, Dem. Rep.
Burundi
Bermuda
Turkmenistan
Palau
Kazakhstan
Panama
Hong Kong SAR, China 20.2
Papua New Guinea
Vietnam
Guam
Libya
Mexico
Somalia
Congo, Rep.
South Sudan
Greenland
Cayman Islands
Guinea-Bissau
Eritrea
Puerto Rico
Equatorial Guinea 53.5
Iraq
Cuba
Mauritania
Kosovo
Gambia, The 16.2
Syrian Arab Republic
Gabon
Ecuador
French Polynesia
Timor-Leste
San Marino
Tonga
Albania
Indonesia 15.4
Chad
Marshall Islands
Turks and Caicos Islands
Guyana
Andorra
Cameroon
United Arab Emirates 3.4 3.2
Haiti
American Samoa
Aruba
Uzbekistan
Sint Maarten (Dutch part)
Venezuela, RB
Brunei Darussalam
Virgin Islands (U.S.)
Malawi
Yemen, Rep.
Saudi Arabia
Zimbabwe

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