Country name 2006 2007 2008 2009 2010
Samoa 0.0
Estonia 2.0 2.0 2.0 2.4 1.9
Nigeria 10.4 11.1 12.9 10.5 5.6
West Bank and Gaza 5.6 5.2 7.6 5.9 6.0
Bangladesh 8.8 8.8 9.5 9.6 9.7
Central African Republic 9.4 9.5 9.9
United States 18.5 18.6 17.3 15.7 10.0
Switzerland 16.6 16.3 16.8 16.9 10.0
Uganda 12.7 12.8 13.3 11.0 10.5
Ethiopia 8.9 8.3 10.1 9.4 10.8
Afghanistan 8.9 6.9 8.0 10.5 11.0
Guatemala 12.5 12.6 11.9 10.9 11.1
Madagascar 11.7 11.9 14.2 9.9 11.2
China 10.2 16.9 11.2 11.8 11.3
Japan 11.4
Cambodia 9.8 11.2 12.5 10.8 11.5
Germany 27.8 27.4 27.7 28.7 12.6
Tanzania 12.3 12.7
Sri Lanka 16.2 15.8 14.9 14.5 12.7
India 13.2 14.2 12.5 11.2 12.9
Philippines 15.6 15.2 15.2 14.0 13.4
Dominican Republic 16.2 16.5 15.6 14.1 13.4
Pakistan 12.4 13.6 12.9 13.5 13.8
Zambia 14.2 14.3 15.0 13.1 13.9
Canada 13.9
Rwanda 13.7 13.8 14.3
Lao PDR 12.2 13.2 13.5 14.2 14.4
Indonesia 14.5
Nicaragua 14.7 15.0 14.3 14.0 14.8
Nepal 10.7 11.9 12.3 14.1 14.9
El Salvador 17.3 19.4 20.5 17.9 15.0
Congo, Dem. Rep. 10.0 9.4 11.8 14.2 15.0
Slovak Republic 29.6 28.3 28.5 28.2 15.3
Burkina Faso 13.0 13.8 12.9 13.6 15.3
Spain 15.6
Cote d'Ivoire 15.9 17.2 16.8 16.1 15.8
Costa Rica 23.8 24.6 25.2 24.6 16.1
Kenya 16.0 16.0 16.5 16.2 16.4
Ghana 13.6 15.7 15.7 15.4 16.7
Singapore 18.0 19.4 20.6 17.2 17.0
Benin 15.4 19.0 17.3 16.4 17.3
Thailand 18.7 18.3 18.8 17.4 17.3
Togo 15.9 16.8 15.6 17.0 17.4
Lithuania 30.3 30.7 30.8 31.5 17.5
Mali 16.0 17.1 15.5 17.1 17.6
Mozambique 17.9
Vanuatu 18.9 17.9
Honduras 21.1 22.1 22.7 20.4 19.1
Senegal 18.5 19.3
Kyrgyz Republic 16.5 20.7 20.1 18.8 19.4
Malaysia 20.7 21.0 20.8 22.3 19.4
Poland 32.8 33.2 32.7 30.4 19.5
Sao Tome and Principe 18.3 39.7 16.0 16.9 19.6
France 42.9 42.4 42.4 41.7 19.7
Grenada 20.5 20.9 20.8 19.3 19.9
Paraguay 18.6 18.0 18.4 20.5 19.9
Russian Federation 28.7 31.3 33.7 25.5 20.0
Peru 20.1 21.0 21.0 18.9 20.1
Lebanon 20.5 21.3 21.8 22.1 20.3
Suriname 21.9 24.1 21.8 24.4 20.5
Antigua and Barbuda 19.7 20.8 20.2 18.3 20.9
Korea, Rep. 21.3 22.6 22.3 21.3 21.0
Maldives 27.7 29.0 25.4 19.1 21.3
Chile 24.5 26.0 24.5 19.1 21.5
Colombia 21.7 20.8 21.5
Mauritius 19.8 18.8 21.0 23.5 21.8
Bahrain 26.0 24.5 27.4 19.5 22.2
Armenia 19.8 21.4 22.9 22.3 22.6
Jordan 29.6 29.9 25.8 24.8 22.7
St. Lucia 22.3 22.2 24.2 24.1 23.0
Bosnia and Herzegovina 38.0 38.6 37.9 37.4 23.1
Finland 39.6 39.2 39.2 37.8 23.3
Australia 27.0 26.4 26.6 24.5 23.4
Romania 31.3 33.4 31.8 30.0 23.4
Namibia 32.4 29.5 33.3 31.7 23.8
Georgia 22.5 24.0 25.7 25.2 23.9
Turkey 31.2 32.8 24.0
Italy 35.7 36.6 36.6 37.7 24.4
Egypt, Arab Rep. 28.1 27.1 27.6 26.9 24.8
Latvia 25.3 24.8 24.7 25.6 25.3
Brazil 24.6 25.2 25.8 23.2 25.4
Netherlands 38.8 38.2 39.4 38.2 25.8
Belgium 40.0 39.5 40.5 39.5 26.2
Dominica 25.5 27.4 27.3 26.5 26.4
Portugal 36.2 36.5 35.7 34.3 26.6
South Africa 30.1 30.3 29.6 27.5 26.7
Morocco 31.3 33.1 34.9 32.6 27.0
Barbados 25.8 27.8 28.5 27.1 27.1
St. Kitts and Nevis 28.6 27.9 27.4 28.0 27.2
Belize 24.1 26.2 25.8 25.5 27.4
Czech Republic 28.3 28.9 28.9 26.9 27.4
Bulgaria 33.8 32.8 33.2 30.4 28.2
Cyprus 63.2 68.7 66.1 36.0 28.6
Hungary 35.7 38.3 40.4 40.5 28.6
Greece 37.6 39.1 39.2 37.3 28.6
Israel 36.5 36.4 34.1 31.5 28.6
Iceland 34.5 33.3 31.0 27.8 28.9
Macedonia, FYR 31.0 31.9 32.2 30.5 28.9
Tunisia 26.4 27.0 29.2 28.7 29.0
Mongolia 37.7 37.6 30.8 26.8 29.0
Sweden 34.2 34.6 33.4 33.2 29.8
Uruguay 27.4 26.5 26.5 29.2 29.9
Jamaica 31.6 32.3 31.7 32.5 30.1
Ireland 33.8 33.2 31.9 30.9 31.1
Austria 42.7 42.8 43.6 43.7 31.2
Belarus 37.2 38.3 38.9 35.3 31.4
Moldova 33.3 34.2 34.4 32.6 31.6
Croatia 34.0 35.0 34.4 34.3 33.6
Qatar 38.7 40.5 33.6 47.5 34.2
Ukraine 36.2 34.3 35.8 34.6 34.3
New Zealand 37.1 35.4 36.6 37.3 34.7
Trinidad and Tobago 34.8 30.4 33.7 34.3 34.7
Oman 34.3 36.1 32.3 36.1 34.9
Seychelles 47.3 35.7 34.8 33.0 35.1
Angola 46.1 45.0 42.7 21.4 35.2
United Kingdom 36.5 36.4 37.9 35.1 35.5
Slovenia 37.9 36.3 37.3 36.2 36.1
Botswana 45.5 41.6 39.8 39.7 36.3
Macao SAR, China 24.9 29.6 33.6 33.3 36.4
Serbia 38.8 38.2 36.7 36.5
Algeria 42.9 39.7 47.2 37.5 37.1
Malta 88.9 90.5 38.4 38.4 37.4
Congo, Rep. 45.7 40.6 48.2 31.3 38.4
Denmark 38.7 41.2 40.2 39.8 39.9
Luxembourg 37.7 37.7 38.9 40.5 40.1
Azerbaijan 49.3 40.9 46.8
Norway 49.6 48.8 50.2 47.2 46.9
Iran, Islamic Rep. 30.8 29.5 27.4 26.5
Kazakhstan
Montenegro
Mauritania
Malawi
Tonga
Burundi
Cabo Verde 29.7 27.4 29.2 26.0
Myanmar
St. Vincent and the Grenadines
Greenland
Fiji 25.4
Cayman Islands
Turkmenistan
Albania
Curacao
Eritrea
Cameroon
Marshall Islands
Micronesia, Fed. Sts.
Brunei Darussalam
Ecuador
Niger
Syrian Arab Republic 25.5 22.7
Monaco
Timor-Leste
Northern Mariana Islands
Isle of Man
Kuwait
Tuvalu
Bahamas, The
Cuba
Guam
American Samoa
Solomon Islands
Mexico
Chad
Sierra Leone
Vietnam
Sint Maarten (Dutch part)
Korea, Dem. People’s Rep.
Guyana
Kiribati
Somalia
Hong Kong SAR, China 20.3 22.3 19.3 20.2
South Sudan
French Polynesia
Gabon
Papua New Guinea
Djibouti
St. Martin (French part)
Bolivia
Sudan
Bhutan 17.0 20.4 22.6 22.9
Swaziland
Bermuda
Aruba
Liechtenstein
Tajikistan
Puerto Rico
Argentina
Libya
Faroe Islands
Liberia
Haiti
Lesotho 67.1 63.3 65.0
Equatorial Guinea 44.7 42.5 49.1
Guinea
Turks and Caicos Islands
Guinea-Bissau
Iraq
San Marino 45.9 45.4 45.6
United Arab Emirates
Comoros
Andorra
Saudi Arabia
Uzbekistan
Gambia, The
Venezuela, RB
Palau
Virgin Islands (U.S.)
Panama
Yemen, Rep.
New Caledonia
Zimbabwe

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