Country name 2010 2011 2012 2013 2014
Macao SAR, China 0.9 0.9 0.7 0.6
Turkey 2.0 1.6 1.6 1.5 1.3
Paraguay 3.1 2.3 1.8 1.6
Vanuatu 4.1 3.3 2.0 2.0
Solomon Islands 5.3 6.7 2.9 22.9
Saudi Arabia 3.4 2.9 3.6 3.3 2.4
Rwanda 8.3 8.6 3.8
Sudan 31.0 6.3 4.2 7.4
Fiji 2.9 4.2 4.3 4.4
Nigeria 2.1 2.5 4.4
Angola 5.9 6.0 4.5 2.9
Georgia 4.5 4.6 4.6 4.1 3.9
Cabo Verde 4.8 5.4 5.2 6.1 9.4
Panama 8.7 7.7 6.0 6.0
Antigua and Barbuda 6.4 6.3 6.3 6.7
Bosnia and Herzegovina 7.4 7.4 6.3 6.0 5.4
Seychelles 7.5 8.0 6.4 7.1
West Bank and Gaza 6.0 4.4 6.5 18.2
Ethiopia 8.9 6.0 6.5
Burundi 3.5 6.6 14.1
Cambodia 5.8 6.4 6.7 8.4
Dominican Republic 6.9 6.6 6.8 6.1
Zambia 8.7 8.1 6.9 5.8
French Polynesia 9.6 7.9 7.0 6.0
Egypt, Arab Rep. 8.8 7.0 7.3
St. Lucia 8.6 8.8 7.8 7.6
Samoa 9.1 11.2 7.9 6.9
Greece 7.6 7.7 7.9 8.0 8.0
Montenegro 8.0 7.5 7.9 7.9 8.2
Jamaica 8.4 7.8 8.0 7.3 6.9
New Caledonia 19.2 11.1 8.4 10.7
Lithuania 8.7 9.7 9.0 10.7
Sao Tome and Principe 9.9 7.9 9.5 13.7 19.6
Tunisia 8.2 10.8 9.6 10.5
Bolivia 11.1 9.8 9.7 10.3
Tuvalu 10.3 11.7 10.2 10.7
El Salvador 13.2 10.5 10.5 9.0 9.5
Kazakhstan 11.6 11.4 10.9 11.8
Honduras 10.6 10.9 11.2 11.2
Belize 9.6 9.8 11.5 9.8 11.7
Albania 10.8 10.5 11.6 11.1 9.2
Tonga 8.8 12.9 11.8
Venezuela, RB 13.0 12.6 11.9 13.4
Iraq 4.5 4.4 12.0
St. Kitts and Nevis 14.7 14.3 12.7 10.7
Nicaragua 13.3 12.3 12.7 12.2 11.8
Tanzania 12.9 13.9 12.7 13.0
Uganda 13.0 11.5 13.0 17.3
Armenia 17.6 13.6 13.4 14.9 11.0
Togo 23.2 20.3 13.5
Grenada 15.5 15.0 13.5 13.9
Aruba 14.0 13.1 14.0 14.0
Croatia 13.5 12.7 14.1 12.7
Micronesia, Fed. Sts. 10.9 10.7 14.4 13.1
South Africa 13.2 14.6 14.5 15.1 15.4
Azerbaijan 20.1 14.1 15.0 17.2 12.9
Hong Kong SAR, China 16.4 15.4 15.4 14.8
Oman 26.5 22.7 15.5 15.2
New Zealand 15.3 15.9 15.7 14.8
Peru 14.0 15.6 15.8 12.5
Uruguay 19.1 15.4 16.1 19.0 20.3
Thailand 20.5 17.1 16.1 14.6 17.4
Colombia 17.1 14.1 17.0 15.5 13.8
Benin 23.0 21.1 17.2
Korea, Rep. 15.2 16.4 17.2 19.1 22.0
Portugal 18.7 18.6 17.8 18.5
Belarus 17.9 17.3 17.9 18.4 20.2
Niger 5.4 14.8 18.3
Australia 17.7 17.8 18.7 19.7 18.3
Sri Lanka 24.0 22.9 18.7 16.2
Ukraine 17.3 17.9 19.3 22.2
Madagascar 22.1 13.7 19.7 15.2
Myanmar 19.8 29.6
Kyrgyz Republic 27.7 21.6 20.2 16.0
Pakistan 16.3 23.4 20.3 32.6 28.4
Latvia 21.5 20.3 20.5 22.0 22.6
Mongolia 10.2 21.1 20.7 35.8
Japan 25.5 28.1 20.7 23.0 25.0
Luxembourg 17.9 18.5 20.7 21.7
Yemen, Rep. 7.3 10.3 20.8 22.0
Dominica 22.4 19.6 21.6 21.0
Slovenia 21.0 21.5 21.6 22.0 22.3
Guatemala 18.6 17.3 21.7 19.9 20.9
Morocco 20.1 20.1 21.8 22.7
Comoros 22.2
Bahrain 23.1 28.0 22.8 21.6
Bulgaria 19.1 20.2 23.1 21.3
United States 22.4 22.6 23.2 22.8 22.8
Lesotho 30.6 20.4 23.2 24.3
Switzerland 21.5 22.5 23.6 23.2 25.4
Macedonia, FYR 29.8 23.0 23.9 24.6 22.6
Chile 20.2 21.5 24.1 26.0 27.0
St. Vincent and the Grenadines 26.6 24.0 24.5 25.1
Bangladesh 36.3 35.5 24.9 25.1
Malta 14.0 12.0 25.0 25.0 26.2
Cyprus 24.8 25.0 25.1 15.4
Singapore 22.9 23.5 25.3 27.1 27.1
Lebanon 26.7 48.1 25.4 34.8
Estonia 25.9 25.0 26.0 26.1
Moldova 26.4 26.6 26.2 24.9 24.8
Suriname 44.2 26.7 25.6 29.4
Malawi 12.2 18.7 27.1
Malaysia 21.8 24.7 27.9 29.1
Hungary 28.6 28.9 28.8 27.7 28.2
Austria 25.0 27.5 29.7 30.6
Cameroon 30.6 38.0 29.9 26.4
Spain 29.5 30.2 30.5 31.8
Poland 33.1 30.6 30.9 29.5
Czech Republic 27.8 30.5 31.0 32.5 32.0
China 31.3 32.8 31.2 34.6
Slovak Republic 23.0 24.5 31.7 26.5
Russian Federation 30.4 30.7 31.9 32.2 32.3
Mozambique 29.8 23.4 32.0 26.1
Costa Rica 28.2 32.3 32.4 31.6
Italy 30.8 31.2 32.5 32.4 32.4
Congo, Dem. Rep. 37.3 19.5 33.3 13.8
United Kingdom 33.5 32.1 33.4 38.3 34.0
Norway 36.4 27.6 35.2 33.7
France 34.4 33.8 35.3 36.0 38.2
Mauritius 31.9 31.1 35.4 38.0
Serbia 40.4 38.5 36.1 35.9
Romania 35.1 35.0 37.3 38.1
Indonesia 33.3 34.0 38.2 33.5
Kuwait 39.5 35.7 39.0 57.3
Germany 36.6 37.6 39.0 38.4 39.0
Tajikistan 75.1 48.5 40.7
Namibia 11.8 6.8 40.8 38.7
Bermuda 42.0 40.1 40.8 41.4
Nepal 29.7 40.5 41.5 42.1
Guyana 32.1 34.4 42.2 29.3
Botswana 41.9 45.3 42.2 33.8
Swaziland 29.0 47.0 42.5 48.0
Canada 42.7 42.4 43.0 42.8 42.3
Belgium 40.6 41.9 43.2 44.4
Mali 33.9 35.9 43.2 42.5
Finland 43.5 42.6 44.1 39.3
Netherlands 45.4 45.6 45.2 45.6
Sweden 46.0 46.8 46.1 47.7
Argentina 42.3 45.4 46.7 47.1 42.1
Mauritania 46.8 50.5
Afghanistan 37.5 45.3 51.6 65.9
Brazil 52.0 52.9 55.7 54.2 57.2
Sierra Leone 5.8 49.8 57.2 48.8
Algeria 57.8 61.5 58.6 60.5
Israel 56.1 56.4 59.9 62.5
Guinea-Bissau 55.4 64.3 62.8
Papua New Guinea 49.3 73.2 64.2
Guinea 53.7 49.3 64.9 69.3
India 64.1 61.8 65.9 66.7 65.9
Ireland 64.9 64.9 66.3 68.4
Philippines 74.9 73.5 70.0 70.9 71.5
Timor-Leste
Lao PDR
Korea, Dem. Rep.
Monaco
Puerto Rico
Qatar
Taiwan, China
Equatorial Guinea
Ghana
Denmark 17.0
Mexico
Curacao
Iceland 12.9 13.4
Cuba
Iran, Islamic Rep.
San Marino
Haiti
Cote d'Ivoire 28.5
Gambia, The
Libya
Turkmenistan
Senegal 33.6 32.3
Barbados 25.9
St. Martin (French part)
Bahamas, The
Djibouti
Guam
Jordan
Andorra
Faeroe Islands 23.0 25.8
Northern Mariana Islands
Gabon
Sint Maarten (Dutch part)
Syrian Arab Republic 2.5
Eritrea
Liberia
Maldives
Burkina Faso 21.1
Liechtenstein
Brunei Darussalam
Somalia
Trinidad and Tobago 6.5 85.3
Kenya
Bhutan 2.0
South Sudan
Turks and Caicos Islands
Isle of Man
Greenland
Vietnam
United Arab Emirates
Ecuador
Palau
Cayman Islands
Uzbekistan
Chad
Marshall Islands
Central African Republic
Virgin Islands (U.S.)
Kiribati
American Samoa
Congo, Rep.
Zimbabwe

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