Country name 2010 2011 2012 2013
Nigeria 17.4 21.5 12.9 13.0
Brazil 11.9 12.6 14.0 15.0
Argentina 15.0 16.1 14.1 14.8
Japan 14.0 16.0 16.7 19.0
Sudan 17.2 15.5 16.7 16.1
United States 15.8 17.3 17.1 16.5
Colombia 17.8 19.9 19.9 20.2
Pakistan 19.4 19.0 20.4 19.9
Australia 20.4 20.1 21.5 21.1
Central African Republic 22.6 22.0 21.8
Russian Federation 21.1 21.7 22.3 22.5
Venezuela, RB 17.6 19.7 24.2
Benin 24.6 24.0 24.3 33.5
China 25.6 26.1 24.5 23.8
Peru 23.5 25.6 25.1 24.6
Azerbaijan 20.7 24.1 25.6 26.9
Egypt, Arab Rep. 26.1 24.7 25.8 24.7
Indonesia 22.9 24.9 25.9 25.7
Kuwait 30.4 25.9 26.3 26.5
Cameroon 23.0 26.5 26.6 28.9
Italy 27.1 28.6 27.4 26.3
Norway 28.5 28.3 27.6 28.2
Bangladesh 21.8 27.5 27.9 26.8
Spain 26.8 29.0 28.8 28.1
New Zealand 28.6 29.6 28.9 27.8
Algeria 31.4 28.7 29.1 30.3
Saudi Arabia 33.1 29.6 29.3 30.6
Iraq 34.1 27.8 29.4 32.7
France 27.9 30.4 30.1 29.8
Uruguay 26.3 27.4 30.1 27.3
Kazakhstan 29.9 27.3 30.5 26.7
South Africa 27.4 29.6 31.0 33.2
India 26.3 30.7 31.1 28.1
Brunei Darussalam 32.9 28.6 31.2 32.5
Rwanda 29.1 29.6 31.3 31.0
Turkey 26.8 32.6 31.5 32.2
Ethiopia 33.1 31.5 31.6 29.1
Burkina Faso 29.5 33.1 31.7 32.0
Ecuador 32.4 33.4 31.7 31.6
Canada 31.0 32.0 32.0 31.8
Gabon 31.6 30.7 32.3 34.8
United Kingdom 31.1 32.3 32.3 31.7
Greece 30.7 32.3 32.7 33.2
Uzbekistan 28.5 31.2 32.9 31.6
Uganda 28.5 33.5 32.9 30.5
Dominican Republic 32.9 33.7 33.2 31.2
Tanzania 29.3 36.3 33.2 31.6
Nepal 36.4 32.9 33.6 37.5
Mexico 31.1 32.5 33.7 32.4
Philippines 36.6 35.7 33.9 32.0
Chile 31.8 34.9 34.2 32.9
Kenya 33.6 38.8 35.5 33.2
Oman 32.7 33.6 35.9
Israel 33.0 36.0 36.1 31.6
Guatemala 36.3 37.4 36.1 35.0
Sri Lanka 30.7 37.6 36.5 32.0
Zambia 30.9 31.8 36.8 39.7
Congo, Dem. Rep. 49.6 45.6 37.4 40.4
Burundi 39.2 37.7 37.5 34.2
Mali 39.9 36.2 37.7
Bolivia 34.3 38.4 37.9 37.2
Portugal 37.4 38.6 38.0 38.3
Trinidad and Tobago 31.7 40.3 38.9 40.0
Mozambique 39.6 42.7 39.0 40.3
Afghanistan 44.9 44.2 39.1 49.1
Angola 42.9 42.2 39.7 40.7
Germany 37.1 40.0 40.0 39.8
Chad 43.5 41.8 40.4 37.5
Finland 37.4 40.0 41.1 39.1
Croatia 38.2 40.9 41.1 42.5
Sweden 40.7 42.0 41.4 38.9
Costa Rica 40.9 42.1 41.5 38.7
Senegal 40.2 41.7 42.3 47.4
Niger 49.1 47.8 43.0 41.4
Madagascar 43.0 42.3 44.0 43.0
El Salvador 42.8 46.7 44.1 45.8
Cote d'Ivoire 43.2 37.3 44.2 45.6
Turkmenistan 45.3 43.5 44.4
Romania 41.2 45.4 45.2 42.5
Poland 42.3 44.9 45.3 44.2
South Sudan 29.5 27.2 45.3 42.8
St. Kitts and Nevis 52.6 49.7 47.5 49.3
Bahrain 50.9 47.8 47.9
Denmark 43.6 47.4 48.6 48.5
Lao PDR 37.9 43.1 48.7 46.1
Paraguay 51.5 50.3 48.7 44.7
Dominica 53.6 52.1 48.8 48.2
Armenia 45.3 47.4 49.3 48.0
Grenada 49.2 50.8 49.5 50.7
Morocco 43.1 48.7 50.3 46.9
Iceland 43.1 47.9 50.4 47.4
Gambia, The 42.6 47.1 50.5 50.8
Macao SAR, China 49.8 53.4 50.7 45.8
Vanuatu 52.7 50.0 50.8 51.3
Austria 47.5 51.1 51.1 49.9
Samoa 54.0 48.8 51.7 50.3
Albania 53.0 56.7 51.9 52.9
Cabo Verde 58.0 60.3 52.3
Kosovo 55.5 56.8 52.4 49.0
Sao Tome and Principe 59.9 59.2 52.8 47.3
Jamaica 49.5 53.5 53.0
Ghana 45.9 49.7 53.1 47.2
Haiti 64.7 59.0 53.2 52.9
Korea, Rep. 46.2 54.3 53.5 48.9
Serbia 47.9 49.4 53.6 51.9
Malawi 44.9 39.8 54.2 64.2
Puerto Rico 53.4 55.6 54.3 54.7
Barbados 50.5 53.7 54.3
Bosnia and Herzegovina 51.1 55.3 55.2 53.1
West Bank and Gaza 59.1 54.7 55.9
Sierra Leone 34.5 56.2 56.4 54.4
Switzerland 53.5 57.3 56.7 60.0
Antigua and Barbuda 59.8 56.8 57.1 59.5
Georgia 52.8 54.8 57.8 57.6
St. Vincent and the Grenadines 57.1 55.7 58.0 59.9
Nicaragua 49.5 55.8 58.0 52.1
St. Lucia 63.3 63.3 58.1 51.2
Tunisia 54.8 56.4 58.4 56.2
Comoros 53.0 54.1 58.4 61.8
Ukraine 53.6 60.6 59.1 55.4
Botswana 46.2 52.4 59.4 59.9
Namibia 60.7 57.5 59.8 61.1
Swaziland 67.7 71.5 59.9 59.3
Congo, Rep. 54.7 57.8 60.3 66.1
Bahamas, The 49.2 57.0 60.7 55.8
Zimbabwe 61.7 77.7 60.8 57.0
Guinea 36.5 48.1 62.0 54.6
Tonga 57.9 61.5 62.7
Belize 57.5 63.1 62.9 66.3
Bhutan 70.7 70.5 63.0 62.9
Equatorial Guinea 80.6 69.3 65.1 68.4
Solomon Islands 81.1 74.8 65.7 64.6
Fiji 63.9 67.2 66.3 77.6
Mauritius 63.8 66.4 66.7 66.5
Bulgaria 57.9 62.7 67.5 69.0
Cambodia 59.5 59.5 68.5 73.8
Montenegro 63.1 64.9 68.8 62.1
Slovenia 62.8 68.4 68.9 68.7
Tajikistan 52.6 67.2 69.1 68.3
Honduras 63.7 71.0 70.2 69.5
Czech Republic 63.1 67.7 71.6 71.4
Netherlands 63.6 68.8 72.9 72.6
Malaysia 76.3 75.1 73.7 72.4
Thailand 63.9 72.4 73.8 70.3
Jordan 69.0 73.9 74.3 71.3
Panama 69.1 79.1 75.0
United Arab Emirates 72.2 72.5 75.4 77.7
Palau 69.8 74.0 76.1 74.5
Macedonia, FYR 65.3 74.5 76.3 72.8
Vietnam 80.2 83.5 76.5 79.8
Belarus 66.9 82.2 76.7 64.0
Lebanon 61.9 64.2 77.1 76.1
Mongolia 62.4 86.8 77.2 67.0
Mauritania 55.6 59.7 80.1 67.0
Hungary 77.3 81.4 80.6 81.2
Belgium 74.5 80.8 81.8 81.4
Moldova 78.5 85.8 83.9 81.5
Ireland 78.2 77.4 85.1 84.5
Slovak Republic 77.9 86.2 88.1 88.4
Estonia 68.8 82.5 88.2 85.2
Liberia 82.1 92.8 89.5
Kyrgyz Republic 81.7 81.6 95.3 95.9
Lesotho 112.0 105.0 105.6
Kiribati 87.2 95.2 105.9 110.5
Maldives 79.3 104.8 112.3
Seychelles 107.7 112.0 115.2 87.7
Timor-Leste 115.8 127.5 124.6
Luxembourg 147.1 152.0 159.5 168.1
Singapore 172.8 173.8 172.6 167.5
Hong Kong SAR, China 213.5 221.6 224.4 228.7
Djibouti
Somalia
Guam
Lithuania 68.8 78.6
Aruba 74.8 86.4
Liechtenstein
Tuvalu
Libya
Cayman Islands
Micronesia, Fed. Sts.
Marshall Islands
San Marino
French Polynesia
Latvia 55.2 62.7
Qatar 23.8 25.8
St. Martin (French part)
Curacao
Monaco
Northern Mariana Islands
Korea, Dem. Rep.
Andorra
Suriname
Guinea-Bissau
Papua New Guinea
Greenland
Isle of Man
Turks and Caicos Islands
Myanmar
Faeroe Islands
Syrian Arab Republic
Eritrea 23.3 23.2
Iran, Islamic Rep.
Cyprus 46.6
New Caledonia
Cuba 17.7 19.1
Sint Maarten (Dutch part)
Bermuda
Malta 84.8 88.9
Virgin Islands (U.S.)
Togo 57.3 56.3
Yemen, Rep.
Guyana
American Samoa

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