Country name 2009 2010 2011 2012
Samoa 0.0 0.0 0.0
United Arab Emirates 4.2 4.1
Nigeria 9.1 6.0 5.9 5.2
Central African Republic 16.5 17.6 14.9 9.5
Macao SAR, China 17.3 14.6 12.1 11.0
Cambodia 11.0 10.6 11.1 11.7
Lao PDR 11.5 11.0 11.3 12.0
Singapore 14.4 12.6 13.0 12.7
Guatemala 12.4 12.7 12.5 13.0
Benin 14.2 14.1 13.3 13.9
Uganda 13.9 16.3 19.0 14.3
Nicaragua 15.3 14.7 14.8 15.1
Burkina Faso 12.7 11.6 12.8 15.1
India 16.6 16.2 14.0 15.9
Nepal 15.6 15.9 15.9
Philippines 17.8 16.9 15.8 16.4
Cote d'Ivoire 15.3 16.2 14.6 16.7
Senegal 16.5 15.5 17.5 17.0
Sao Tome and Principe 20.4 20.6 19.4 17.4
Canada 18.9 18.8 18.1 17.5
Sri Lanka 21.0 19.3 17.8 17.9
Peru 18.4 17.7 17.8 17.9
Togo 15.7 14.4 15.6 18.0
Pakistan 16.2 17.5 17.6 18.8
Bahamas, The 18.2 17.7 19.4 19.1
Japan 19.1 18.1 19.6 19.4
Chile 21.5 20.6 20.0 20.3
Sierra Leone 17.5 20.2 21.6 20.4
El Salvador 22.0 20.8 21.8 20.6
Mauritius 21.7 22.7 20.9 20.8
Antigua and Barbuda 24.0 22.1 23.5 20.8
Thailand 19.7 18.6 20.8 21.0
Grenada 20.0 19.6 20.0 21.2
Paraguay 17.7 16.1 17.6 21.2
Malaysia 21.7 18.8 20.3 21.6
Cabo Verde 19.8 19.7 22.9 22.0
Suriname 23.2 20.9 21.2 22.3
Azerbaijan 23.1 20.9 18.5 22.5
Belize 25.2 25.3 24.6 22.5
Armenia 23.9 23.0 22.6 22.8
Kyrgyz Republic 18.8 21.1 21.7 22.9
St. Lucia 20.8 21.4 21.3 23.2
Honduras 23.6 22.7 22.5 23.5
United States 25.6 25.9 25.1 23.9
Tanzania 20.9 24.0 23.3 24.2
Kenya 20.8 22.2 22.4 24.5
Liberia 21.0 21.0 24.9
Colombia 24.6 25.4 24.2 25.1
Dominica 22.1 24.7 24.7 25.3
Georgia 30.9 26.4 24.3 25.4
Mozambique 24.1 24.8 25.8
Angola 23.8 26.1 28.6 26.0
St. Vincent and the Grenadines 25.8 25.7 27.1 26.1
Russian Federation 31.1 27.4 25.1 26.3
Australia 26.5 26.8 26.0 26.3
Brazil 26.3 26.7 26.3 26.7
Costa Rica 25.9 26.6 26.3 27.0
Lebanon 29.0 26.1 26.3 27.3
St. Kitts and Nevis 28.5 28.4 30.3 27.7
Belarus 32.8 31.3 26.3 28.5
Seychelles 29.5 30.5 26.5 28.5
Latvia 35.2 35.6 30.6 28.8
Germany 31.9 32.1 29.6 29.1
Jordan 30.1 25.3 28.0 29.5
Macedonia, FYR 31.6 30.3 29.3 29.9
Kuwait 33.7 38.1 35.8 30.2
Botswana 39.2 30.8 29.4 30.2
Egypt, Arab Rep. 30.1 28.9 29.2 30.5
Estonia 36.1 34.7 31.6 31.3
Uruguay 30.3 30.5 29.6 31.3
Mongolia 26.5 26.6 28.6 31.7
Bulgaria 31.7 30.9 31.5 32.0
Sweden 33.7 32.7 32.0 32.1
Lithuania 39.2 37.5 34.0 32.1
Moldova 38.0 35.0 32.8 33.3
Spain 30.7 31.1 29.3 33.4
Turkey 37.7 35.4 33.3 33.6
Romania 44.7 40.4 35.2 33.6
South Africa 33.6 32.7 33.3 33.8
Poland 35.7 36.2 34.2 34.0
Jamaica 41.2 35.7 34.8 34.1
Norway 36.0 35.3 34.6 34.3
Morocco 28.0 30.4 33.2 34.7
Czech Republic 36.0 35.5 35.4 34.9
Slovak Republic 37.8 36.5 35.3 34.9
Tunisia 27.9 28.0 34.5 35.3
Oman 25.7 23.9 29.2 35.6
Iceland 38.1 39.7 36.3 35.9
Croatia 36.7 37.9 37.2 36.8
Israel 39.8 39.2 39.0 38.9
Austria 39.7 40.0 38.7 39.6
Ireland 44.8 62.1 43.9 39.7
Bosnia and Herzegovina 41.1 40.1 38.9 39.9
Finland 40.2 40.2 39.6 40.6
Ukraine 40.7 40.9 38.2 40.9
Luxembourg 41.4 39.6 39.1 41.0
Afghanistan 44.1 50.6 59.1 41.0
Italy 43.9 42.2 41.5 42.0
Serbia 40.3 41.2 39.9 42.0
Malta 43.3 43.1 41.3 42.7
Slovenia 42.2 42.7 43.3 43.1
Portugal 44.0 45.3 44.2 43.8
Denmark 42.0 42.0 42.8 44.1
Cyprus 41.9 42.4 43.0 44.2
Hungary 46.3 44.8 46.0 44.3
United Kingdom 45.7 45.3 43.8 44.7
Netherlands 45.6 45.5 44.6 45.1
New Zealand 46.4 46.9 53.5 46.3
Belgium 45.1 43.9 44.8 46.3
France 48.2 49.8 47.7 48.3
Greece 52.1 50.2 52.6 54.0
Kiribati 58.0 70.1 62.4
Gabon
Congo, Rep.
Guinea
Korea, Rep. 20.2 18.4 18.9
Vanuatu 20.4 22.2 22.2
Madagascar 9.2 9.1 9.7
Libya
Malawi
Tuvalu
Congo, Dem. Rep. 11.5 8.8
Lesotho
Maldives 34.5 30.9 28.7
Cuba
Mali 14.7 14.5
Bangladesh 11.3 10.6 11.3
Korea, Dem. Rep.
Kosovo
Marshall Islands
Ethiopia 12.4 12.7 10.8
Mauritania
West Bank and Gaza
Comoros
Saudi Arabia
Mexico
Liechtenstein
Micronesia, Fed. Sts.
Solomon Islands
Syrian Arab Republic
Barbados 33.0 35.1
Timor-Leste
Bahrain 19.8 19.5 22.3
Curacao
French Polynesia
Monaco
Aruba
Kazakhstan
Tonga
Montenegro
Turkmenistan
Isle of Man
Faeroe Islands
China
Eritrea
Myanmar
Vietnam
Namibia 28.3 28.9 34.9
Zambia 17.5 17.2 18.9
Chad
Bhutan 23.3
Equatorial Guinea 7.6
Bermuda
Guam
Dominican Republic 15.6 14.8 14.6
New Caledonia
Ecuador
Sint Maarten (Dutch part)
Cayman Islands
Greenland
South Sudan
Somalia
Niger
Cameroon
Ghana 18.0 20.2 21.1
Northern Mariana Islands
Gambia, The 17.2
Iraq
St. Martin (French part)
Iran, Islamic Rep. 22.5
Sudan
Burundi
Swaziland
Palau
Switzerland 17.7 17.5 17.4
Panama
Tajikistan
Papua New Guinea
Argentina
Indonesia 15.7
Andorra
Brunei Darussalam
Trinidad and Tobago 33.0 33.1
Hong Kong SAR, China 18.8
Fiji
Djibouti
Turks and Caicos Islands
Haiti
American Samoa
Puerto Rico
Algeria 25.7 24.5 29.7
Qatar 19.4 18.7
Albania
Guyana
Uzbekistan
Guinea-Bissau
Venezuela, RB
Rwanda 14.7 15.7 15.0
Virgin Islands (U.S.)
Bolivia
Yemen, Rep.
San Marino
Zimbabwe

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