Country name 2011 2012 2013 2014
Nigeria 21.5 12.9 13.0 12.5
Brazil 12.2 13.3 14.4 14.3
Argentina 16.0 13.7 14.4 14.5
Japan 16.0 16.7 19.0
Sudan 15.5 16.8 14.9 13.0
United States 17.3 17.1 16.5
Colombia 19.9 20.0 20.2 21.4
Cuba 21.9 20.4 20.2
Pakistan 19.0 20.4 20.1 18.7
Iran, Islamic Rep. 16.5 20.7 19.8 18.9
Australia 20.1 21.4 21.1 21.4
China 23.4 21.5 20.6 18.9
Russian Federation 21.7 22.3 22.7 22.9
Central African Republic 24.4 23.9 24.7 37.1
Venezuela, RB 19.7 24.2 29.5
Guinea-Bissau 30.8 24.7 24.3 23.5
Indonesia 23.9 25.0 24.8 24.5
Peru 25.6 25.1 24.7 23.9
Azerbaijan 24.1 25.6 26.9 26.2
Egypt, Arab Rep. 24.7 25.8 24.8 24.1
Kuwait 25.9 26.3 26.7 31.3
Cameroon 26.5 26.6 28.9 31.2
Italy 28.6 27.6 26.5 26.5
Norway 28.5 27.7 28.6 29.6
Bangladesh 27.5 27.9 26.8 25.5
Mali 26.8 28.4 31.1 29.9
Algeria 28.6 28.5 30.4 32.0
Bermuda 28.8 28.7 29.6
Qatar 25.8 28.7 29.2 30.5
Uruguay 26.9 29.1 26.2 25.5
Iraq 27.8 29.1 27.9 29.4
Spain 29.2 29.1 28.7 30.1
Saudi Arabia 29.6 29.3 30.9 34.2
Kazakhstan 27.3 30.5 27.1 25.9
France 30.4 30.7 30.4 30.5
South Africa 29.6 31.0 33.2 33.1
India 30.7 31.1 28.1 25.5
Brunei Darussalam 28.6 31.2 32.5 35.7
Gabon 28.8 31.4 33.3 30.1
Turkey 32.6 31.5 32.2 32.2
Ecuador 33.4 31.6 31.5 30.1
Ethiopia 31.5 31.6 29.0 29.1
Rwanda 29.6 32.0 30.7 30.5
Canada 31.8 32.1 31.8 32.5
United Kingdom 32.3 32.2 32.0 30.3
Uzbekistan 31.2 32.9 31.4 27.3
Uganda 33.8 33.0 30.5 28.5
Dominican Republic 33.8 33.1 31.2 30.6
Tanzania 36.0 33.1 31.1 29.9
Greece 32.3 33.1 33.4 35.2
Nepal 32.9 33.6 37.5 41.2
Mexico 32.6 33.8 32.7 33.5
Philippines 35.7 34.1 32.2 32.4
Chile 34.9 34.5 33.1 32.3
Kenya 38.8 35.4 33.4 33.9
Israel 35.4 35.6 31.4 30.6
Benin 34.2 35.7 41.7 45.1
Guatemala 37.4 36.1 34.8 33.2
Angola 39.6 36.6 36.0
Zambia 31.8 37.1 41.1 37.8
Burkina Faso 33.2 37.2 37.3 35.7
Burundi 37.7 37.5 34.2 33.5
Bolivia 38.4 37.8 37.1 42.0
Portugal 38.6 38.2 38.5 39.7
Afghanistan 44.2 39.1 49.8 46.2
Niger 47.8 39.4 39.0 36.7
Congo, Dem. Rep. 49.6 39.5 41.8 38.9
Libya 44.8 39.7 64.8 96.9
Trinidad and Tobago 40.7 39.7 35.2 31.5
Germany 39.9 39.9 39.5 39.0
Finland 40.0 40.9 39.8 38.7
Croatia 40.9 41.1 42.6 44.2
Sweden 42.0 41.4 39.3 40.8
Costa Rica 42.2 41.7 39.0 37.2
Chad 41.8 42.1 39.1 42.5
Senegal 41.7 42.3 48.6 46.3
Romania 42.4 42.3 40.4 41.0
Madagascar 42.3 44.0 43.1 42.8
El Salvador 46.7 44.1 45.6 43.5
Gambia, The 40.8 44.2 40.9
Cote d'Ivoire 37.3 44.3 41.2 39.4
Turkmenistan 43.5 44.4
Poland 44.5 44.9 44.4 46.2
Oman 43.0 45.1 53.5 46.6
South Sudan 27.2 45.3 38.1 34.0
Bahrain 47.8 47.9 46.3 44.1
St. Kitts and Nevis 51.4 48.1 48.3 47.3
Armenia 47.4 48.4 48.2 46.9
Denmark 47.4 48.6 48.5 48.3
Lao PDR 43.1 48.7 46.1 49.7
Paraguay 50.3 48.7 44.6 43.0
Grenada 50.8 49.5 50.4 43.5
Morocco 48.7 50.2 47.1 46.6
Barbados 52.5 50.4 49.9 48.3
Macao SAR, China 53.4 50.7 47.1 44.7
Vanuatu 50.0 50.8 51.3 49.4
Iceland 48.6 50.9 47.7 47.4
Austria 51.2 51.2 50.2 49.5
Dominica 52.8 51.5 48.1 47.6
Cyprus 53.0 51.7 48.3 52.7
Samoa 48.7 51.7 50.5 52.5
Jamaica 53.5 51.9 52.8 53.4
Malawi 39.8 52.0 60.5 56.1
Albania 56.7 52.0 53.5 47.3
Ghana 49.4 52.8 47.5 48.9
Haiti 59.0 53.2 52.9 53.1
Korea, Rep. 54.3 53.5 48.9 45.3
Serbia 49.4 53.6 51.9 54.3
Puerto Rico 55.6 54.3 54.7
West Bank and Gaza 54.7 55.9 54.5 61.0
Tonga 49.2 56.1 56.9 53.5
Ukraine 56.4 56.4 52.1 53.2
Bosnia and Herzegovina 56.8 56.9 55.2 57.6
Switzerland 57.3 56.9 60.2 53.0
St. Lucia 63.3 57.3 55.2 50.3
Georgia 54.8 57.8 57.6 60.4
St. Vincent and the Grenadines 55.7 57.9 58.1 56.5
Antigua and Barbuda 56.8 58.3 60.0 59.4
Botswana 51.2 58.3 54.3 43.3
Comoros 54.1 58.4 61.8 62.6
Tunisia 56.5 58.5 56.2 55.4
Namibia 57.5 60.2 58.8 66.1
Congo, Rep. 57.8 60.3 66.1 70.3
Bahamas, The 57.3 60.6 55.8 60.9
Guinea 48.1 62.0 54.6 53.0
Cambodia 59.5 62.8 66.7 66.7
Belize 63.1 62.9 66.3
Bhutan 70.5 63.0 62.3 57.3
Zimbabwe 79.5 63.2 59.3 52.5
Solomon Islands 73.3 63.5 66.8
Togo 56.3 63.5 64.5 100.8
Faeroe Islands 55.2 63.7 57.1
Fiji 64.9 64.1 69.4 62.8
Equatorial Guinea 69.7 65.2 70.5 67.1
Nicaragua 64.6 65.6 63.4 59.3
Latvia 63.0 66.0 63.6 61.8
Mongolia 74.4 66.0 60.4 56.0
Bulgaria 61.4 66.2 67.6 66.0
Mauritius 66.4 66.7 62.3 63.0
Macedonia, FYR 66.1 66.8 61.9 65.1
Montenegro 64.3 68.1 61.4 60.0
Malaysia 69.7 68.5 67.1 64.6
Thailand 68.6 68.6 65.1 62.6
Slovenia 68.5 69.1 69.3 68.7
Tajikistan 67.2 69.1 68.3
Honduras 71.0 70.3 68.4 65.7
Czech Republic 67.7 71.7 71.5 77.1
Netherlands 68.8 72.3 71.6 71.5
Lebanon 64.2 73.5 75.4 70.2
Jordan 73.9 74.3 72.0 69.2
Panama 79.1 75.0
United Arab Emirates 72.3 75.3 76.8 77.9
Vietnam 83.5 76.5 81.5 83.1
Belarus 82.2 76.7 63.5 57.9
Mozambique 55.6 77.8 74.8 69.5
Hungary 81.1 80.1 80.7 82.0
Lithuania 77.6 80.8 82.8 79.3
Belgium 81.1 81.7 80.9 83.1
Palau 80.2 83.8 81.8 87.8
Moldova 85.8 83.9 80.6 78.0
Maldives 99.0 85.3 85.8 89.3
Estonia 80.8 85.6 84.6 80.5
Mauritania 63.3 86.6 79.5 70.2
Guyana 85.4 86.8 78.8 80.8
Slovak Republic 86.2 88.1 89.6 88.2
Ireland 83.3 90.0 87.4 95.4
Kyrgyz Republic 81.6 95.3 91.8 88.1
Lesotho 103.5 103.2 101.2
Kiribati 95.2 105.9 110.5 110.8
Seychelles 111.4 109.4 92.8 98.2
Liberia 147.1 112.2 100.4 94.9
Timor-Leste 123.6 122.9 95.9
Luxembourg 154.8 158.9 161.9 170.9
Singapore 174.9 172.8 168.3 163.2
Hong Kong SAR, China 221.6 224.4 227.3 219.6
Northern Mariana Islands
Sri Lanka
Eritrea 23.2
St. Martin (French part)
French Polynesia
Somalia 62.1 61.0
Cayman Islands
Andorra
Liechtenstein
Papua New Guinea
Tuvalu
Swaziland 56.8
Djibouti
Korea, Dem. Rep.
New Caledonia
Malta 88.9
Aruba 86.4
Syrian Arab Republic
Greenland
Marshall Islands
Turks and Caicos Islands
Isle of Man
Monaco
Micronesia, Fed. Sts.
Myanmar
Sint Maarten (Dutch part)
Curacao
Sao Tome and Principe
Cabo Verde 60.3
Sierra Leone
New Zealand 29.2
San Marino
Virgin Islands (U.S.)
Guam
Yemen, Rep.
Suriname
American Samoa

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