Country name 2011 2012 2013 2014
Afghanistan 23.5 21.8 21.2 22.3
Albania 28.2 26.5 26.4 25.2
Algeria 52.7 51.3 47.8 45.7
American Samoa
Andorra 12.6 11.2 10.4
Angola
Antigua and Barbuda 17.1 16.6 18.1 18.0
Argentina 31.1 29.8 28.8 28.8
Armenia 33.8 31.2 30.0 28.6
Aruba 16.3
Australia 28.6 28.3 26.9 27.1
Austria 28.5 28.8 28.3 28.0
Azerbaijan 65.6 63.1 62.1 58.3
Bahamas, The 17.1 18.1 19.2 21.4
Bahrain
Bangladesh 26.4 26.7 27.6 27.6
Barbados
Belarus 42.7 43.0 42.0 42.4
Belgium 23.0 22.5 22.2 22.1
Belize 22.6 20.2 19.1
Benin 24.2 22.9 22.9 23.2
Bermuda 6.8 6.0
Bhutan 43.0 44.3 44.7 42.9
Bolivia 38.9 38.6 38.0 36.8
Bosnia and Herzegovina 27.0 26.3 26.9 26.8
Botswana 41.5 36.0 38.5 39.2
Brazil 27.2 26.1 24.9 24.0
Brunei Darussalam 72.2 71.1 68.2
Bulgaria 29.6 29.5 27.6 27.2
Burkina Faso 27.2 24.9 23.4 23.1
Burundi 16.9 16.9 17.7 18.3
Cabo Verde 17.8 17.0 16.6 16.6
Cambodia 23.5 24.3 25.6 27.0
Cameroon 29.6 30.2 29.9 30.1
Canada
Cayman Islands 4.6 4.7
Central African Republic 13.9 13.8 12.0 12.0
Chad 13.1 13.0 13.8 15.1
Chile 38.7 36.6 35.1 35.1
China 46.1 45.0 43.7 42.7
Colombia 37.6 37.8 37.2 36.0
Comoros 11.3 11.4 11.3 11.8
Congo, Dem. Rep. 33.8 33.6 33.6 33.2
Congo, Rep. 76.6 74.8 72.0 69.4
Costa Rica 25.4 25.2 25.0
Cote d'Ivoire 24.2 22.3 22.3 21.1
Croatia 27.0 27.1 27.4 28.8
Cuba 20.5
Curacao
Cyprus 15.0 13.6 11.5 10.6
Czech Republic 37.1 37.0 36.9 38.0
Denmark 23.4 23.1 22.9 22.5
Djibouti
Dominica 15.4 15.3 14.4 14.8
Dominican Republic 27.7 27.0 27.0 26.9
Ecuador 39.0 39.6 39.2 39.1
Egypt, Arab Rep. 37.6 38.8 38.9 39.0
El Salvador 27.1 27.1 27.4 26.8
Equatorial Guinea
Eritrea
Estonia 29.2 28.8 28.9 28.1
Ethiopia 10.5 10.3 11.9 14.7
Faroe Islands
Fiji 20.5 19.8 19.6 18.7
Finland 28.9 27.0 26.9 26.5
France 19.8 19.7 19.7 19.4
French Polynesia
Gabon 66.3 64.1 61.7 57.5
Gambia, The 15.4 15.9 15.8 15.9
Georgia 23.1 24.5 24.0 24.4
Germany 30.6 30.8 30.3 30.3
Ghana 26.2 28.9 28.7 27.7
Greece 15.6 16.2 16.4 15.8
Greenland
Grenada 15.6 14.3 15.4 14.3
Guam
Guatemala 29.3 29.5 29.0 29.0
Guinea 44.8 41.7 37.7 37.6
Guinea-Bissau 13.2 15.0 13.7 13.6
Guyana 36.4 36.7 35.8 35.3
Haiti
Honduras 27.8 28.1 27.3 26.4
Hong Kong SAR, China 7.0 7.1 7.2 7.3
Hungary 30.1 30.3 30.1 31.2
Iceland 25.1 23.6 23.6
India 33.0 31.7 30.5 30.1
Indonesia 43.9 43.6 42.6 41.9
Iran, Islamic Rep. 46.5 41.4 40.2 38.2
Iraq
Ireland 28.3 26.9 26.1 25.6
Isle of Man
Israel
Italy 24.2 23.8 23.6 23.5
Jamaica 21.2 21.0 21.2 21.5
Japan 26.1 26.0 26.2
Jordan 31.1 30.1 29.7 29.8
Kazakhstan 40.9 39.5 36.9 36.0
Kenya 21.0 20.7 20.1 19.4
Kiribati 6.2 6.2 7.7
Korea, Dem. People’s Rep.
Korea, Rep. 38.4 38.1 38.4 38.2
Kuwait 67.4 69.1 67.9 64.3
Kyrgyz Republic 30.8 25.6 28.9 26.7
Lao PDR 34.8 36.0 33.2 31.4
Latvia 23.9 24.0 23.7 23.4
Lebanon 16.1 20.5 19.7 24.8
Lesotho 33.1 31.6 31.8 31.9
Liberia
Libya
Liechtenstein 36.1 38.3
Lithuania 31.0 30.7 30.1 30.5
Luxembourg 12.9 12.2 11.7 11.9
Macao SAR, China 6.4 6.2
Macedonia, FYR 25.1 24.4 24.5 24.8
Madagascar 16.0 16.0 16.0 15.9
Malawi 19.2 19.6 17.2 17.0
Malaysia 39.8 40.1 39.9 40.0
Maldives 18.8 19.4 17.3 19.3
Mali 22.2 22.4 22.6 22.4
Malta
Marshall Islands 13.1 11.1 10.3 10.5
Mauritania 46.9 42.9 41.1 35.6
Mauritius 25.4 24.7 24.3 23.2
Mexico 36.4 36.4 34.5 34.4
Micronesia, Fed. Sts. 9.2 9.0 7.9 6.3
Moldova 16.8 16.7 17.1 17.2
Monaco
Mongolia 35.8 34.6 35.5 37.2
Montenegro 18.0 17.8 18.8 17.7
Morocco 28.9 28.6 28.7 29.3
Mozambique 19.3 19.1 18.7 21.1
Myanmar
Namibia 30.1 32.4 32.7 31.8
Nepal 15.4 15.5 15.7 15.6
Netherlands 22.4 22.1 21.9 21.2
New Caledonia
New Zealand 23.4
Nicaragua 25.6 26.5 25.9 25.7
Niger 16.1 21.1 21.9 19.5
Nigeria 27.8 26.7 25.3 24.2
Northern Mariana Islands
Norway 41.4 41.1 39.8 38.2
Oman 71.6 70.4 68.9 65.3
Pakistan 21.2 22.1 21.0 20.9
Palau 10.4 8.3 9.1 8.7
Panama 21.5 22.1
Papua New Guinea
Paraguay 29.3 30.4 28.3 28.8
Peru 38.9 36.8
Philippines 31.3 31.2 31.2 31.4
Poland 33.7 32.9 32.3 32.6
Portugal 22.1 21.8 21.5 21.5
Puerto Rico 95.4 93.1 95.5
Qatar 72.5 72.2 70.6 67.9
Romania 32.5 27.8 27.0 27.3
Russian Federation 37.4 37.0 35.9 35.8
Rwanda 14.4 14.4 14.9 14.4
Samoa
San Marino
Sao Tome and Principe 13.3 12.1 11.2 10.3
Saudi Arabia 63.8 62.9 60.0 56.4
Senegal 24.9 24.2 23.8 23.5
Serbia 29.5 30.3 31.7 29.8
Seychelles 13.7 13.3 12.9 12.3
Sierra Leone 8.3 15.3 22.4 15.6
Singapore 26.4 26.7 25.1 24.9
Sint Maarten (Dutch part)
Slovak Republic 35.6 35.3 33.0 33.6
Slovenia 30.9 31.7 32.3 33.1
Solomon Islands
Somalia
South Africa 29.9 29.7 29.9 29.5
South Sudan
Spain 25.0 23.5 22.7 22.4
Sri Lanka 30.4 32.3 31.3 30.1
St. Kitts and Nevis 26.0 26.3 26.1 25.3
St. Lucia 15.5 15.2 14.1 13.5
St. Martin (French part)
St. Vincent and the Grenadines 18.4 17.8 17.8 17.1
Sudan 27.4 22.4 20.9 20.4
Suriname 53.0 52.9 48.6
Swaziland 45.0 44.3 44.2 44.1
Sweden 28.2 26.9 26.1 26.0
Switzerland 26.6 26.2 26.1 26.3
Syrian Arab Republic
Tajikistan 22.5 22.5 21.7
Tanzania 24.3 23.3 24.2 25.0
Thailand 38.1 37.5 37.0 36.8
Timor-Leste 23.5 19.8 17.6
Togo 15.5 18.2 17.6 17.2
Tonga 22.0 21.9 19.4 18.8
Trinidad and Tobago 61.4 57.4 56.5
Tunisia 31.6 31.1 29.9 29.3
Turkey 27.5 26.7 26.6 27.1
Turkmenistan 48.4 48.4
Turks and Caicos Islands
Tuvalu 9.5 5.8 8.7
Uganda 21.9 22.8 22.4 22.0
Ukraine 29.1 28.4 26.2 25.4
United Arab Emirates
United Kingdom 21.0 20.8 21.3 21.0
United States 20.6 20.6 20.5
Uruguay 26.0 26.1 26.9 27.9
Uzbekistan 32.6 32.3 33.3 33.7
Vanuatu 10.9 8.4 8.8 9.1
Venezuela, RB 52.7 49.3
Vietnam 37.9 38.6 38.3 38.5
Virgin Islands (U.S.)
West Bank and Gaza 23.4 25.1 23.6
Yemen, Rep.
Zambia 35.9 34.4 33.9
Zimbabwe 32.7 31.6 31.1 29.4

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