Country name 2010 2011 2012 2013 2014
Ireland 0.4 0.4 0.4 0.4 0.4
Japan 0.6 0.6 0.6 0.6 0.6
Canada 0.8 0.8 0.8 0.8 0.8
Singapore 0.8 0.8 0.8 0.8 0.8
Belgium 0.9 0.9 0.9 0.9 0.9
Finland 0.9 0.9 0.9 0.9 0.9
Norway 0.9 0.9 0.9 0.9 0.9
Solomon Islands 1.0 1.0 1.0 1.0 1.0
Australia 1.0 1.0 1.0 1.0 1.0
United Kingdom 1.0 1.0 1.0 1.0 1.0
Iceland 1.0 1.0 1.0 1.0 1.0
Denmark 1.1 1.0 1.0 1.0 1.0
Netherlands 1.1 1.1 1.1 1.1 1.1
Jamaica 1.1 1.1 1.1 1.1 1.1
Austria 1.1 1.1 1.1 1.1 1.1
Hong Kong SAR, China 1.1 1.1 1.1 1.1 0.8
Germany 1.2 1.2 1.2 1.2 1.2
New Zealand 1.3 1.3 1.3 1.3 1.3
Tunisia 1.3 1.3 1.3 1.3 1.3
Maldives 1.5 1.5 1.5 1.5 1.5
Cyprus 1.5 1.5 1.5 1.5 1.5
Spain 1.5 1.5 1.5 1.5 1.5
Korea, Rep. 1.5 1.5 1.5 1.5 1.5
Kazakhstan 1.5 1.5 1.5 1.5 1.5
United States 1.5 1.5 1.5 1.5 1.5
Azerbaijan 1.5 1.5 1.5 1.5 1.5
Lithuania 1.7 1.8 1.8 1.9 2.3
Tajikistan 1.7 1.7 1.7 1.7 1.7
Botswana 1.7 1.7 1.7 1.7 1.7
Mauritius 1.7 1.7 1.7 1.7 1.7
China 1.7 1.7 1.7 1.7 1.7
Sri Lanka 1.7 1.7 1.7 1.7 1.7
Italy 1.8 1.8 1.8 1.8 1.8
Ethiopia 1.8 1.8 1.8 1.8 1.8
Mexico 1.8 1.8 1.8 1.8 1.8
Fiji 1.8 1.8 1.8 1.8 1.8
Bolivia 1.8 1.8 1.8 1.8 1.8
Armenia 1.9 1.9 1.9 1.9 1.9
France 1.9 1.9 1.9 1.9 1.9
Ghana 1.9 1.9 1.9 1.9 1.9
Marshall Islands 2.0 2.0 2.0 2.0 2.0
Indonesia 2.0 2.0 2.0 1.9 1.9
Hungary 2.0 2.0 2.0 2.0 2.0
Georgia 2.0 2.0 2.0 2.0 2.0
Madagascar 2.0 2.0 2.0 2.0 2.0
Macedonia, FYR 2.0 2.0 2.0 1.8 1.8
Afghanistan 2.0 2.0 2.0 2.0 2.0
Greece 2.0 2.0 2.5 3.5 3.5
Luxembourg 2.0 2.0 2.0 2.0 2.0
Gambia, The 2.0 2.0 2.0 2.0 2.0
Palau 2.0 2.0 2.0 2.0 2.0
South Africa 2.0 2.0 2.0 2.0 2.0
Slovenia 2.0 2.0 2.0 2.0 2.0
Montenegro 2.0 2.0 1.4 1.4 1.4
Seychelles 2.0 2.0 2.0 2.0 2.0
St. Lucia 2.0 2.0 2.0 2.0 2.0
Sudan 2.0 2.0 2.0 2.0 2.0
Sweden 2.0 2.0 2.0 2.0 2.0
Swaziland 2.0 2.0 2.0 2.0 2.0
Belize 2.0 2.0 2.0 2.0 2.0
Russian Federation 2.0 2.0 2.0 2.0 2.0
Samoa 2.0 2.0 2.0 2.0 2.0
Nepal 2.0 2.0 2.0 2.0 2.0
Albania 2.0 2.0 2.0 2.0 2.0
Portugal 2.0 2.0 2.0 2.0 2.0
Nigeria 2.0 2.0 2.0 2.0 2.0
Uruguay 2.1 2.1 2.1 1.8 1.8
Uganda 2.2 2.2 2.2 2.2 2.2
Cote d'Ivoire 2.2 2.2 2.2 2.2 2.2
Nicaragua 2.2 2.2 2.2 2.2 2.2
Malaysia 2.3 1.5 1.5 1.5 1.0
Djibouti 2.3 2.3 2.3 2.3 2.3
Panama 2.5 2.5 2.5 2.5 2.5
Algeria 2.5 2.5 2.5 2.5 2.5
Trinidad and Tobago 2.5 2.5 2.5 2.5 2.5
Bahrain 2.5 2.5 2.5 2.5 2.5
Namibia 2.5 2.5 2.5 2.5 2.5
Puerto Rico 2.5 2.5 2.5 2.5 2.5
Brunei Darussalam 2.5 2.5 2.5 2.5 2.5
Sierra Leone 2.6 2.6 2.6 2.3 2.3
Malawi 2.6 2.6 2.6 2.6 2.6
Vanuatu 2.6 2.6 2.6 2.6 2.6
Lesotho 2.6 2.6 2.6 2.6 2.6
Serbia 2.7 2.7 2.0 2.0 2.0
Thailand 2.7 2.7 2.7 2.7 2.7
Tonga 2.7 2.7 2.7 2.7 2.7
Zambia 2.7 2.7 2.7 2.4 2.4
Saudi Arabia 2.8 2.8 2.8 2.8 2.8
Qatar 2.8 2.8 2.8 2.8 2.8
Moldova 2.8 2.8 2.8 2.8 2.8
Argentina 2.8 2.8 2.8 2.8 2.8
Pakistan 2.8 2.8 2.8 2.7 2.7
Ukraine 2.9 2.9 2.9 2.9 2.9
Lebanon 3.0 3.0 3.0 3.0 3.0
Liberia 3.0 3.0 3.0 3.0 3.0
Latvia 3.0 1.5 1.5 1.5 1.5
Senegal 3.0 3.0 3.0 3.0 3.0
Poland 3.0 3.0 3.0 3.0 3.0
Colombia 3.0 1.7 1.7 1.7 1.7
Rwanda 3.0 3.0 3.0 2.5 2.5
Estonia 3.0 3.0 3.0 3.0 3.0
Belarus 3.0 3.0 3.0 3.0 3.0
Tanzania 3.0 3.0 3.0 3.0 3.0
Switzerland 3.0 3.0 3.0 3.0 3.0
Antigua and Barbuda 3.0 3.0 3.0 3.0 3.0
Yemen, Rep. 3.0 3.0 3.0 3.0 3.0
Guyana 3.0 3.0 3.0 3.0 3.0
Guatemala 3.0 3.0 3.0 3.0 3.0
Israel 3.0 3.0 2.5 2.0 2.0
Togo 3.0 3.0 3.0 3.0 3.0
Papua New Guinea 3.0 3.0 3.0 3.0 3.0
Bahamas, The 3.0 3.0 3.0 3.0 3.0
Jordan 3.0 3.0 3.0 3.0 3.0
Peru 3.1 3.1 3.1 3.1 3.1
Croatia 3.1 3.1 3.1 3.1 3.1
Chile 3.2 3.2 3.2 3.2 3.2
United Arab Emirates 3.2 3.2 3.2 3.2 3.2
Czech Republic 3.2 3.2 3.2 2.1 2.1
Cameroon 3.2 3.2 3.2 2.8 2.8
Congo, Rep. 3.3 3.3 3.3 3.3 3.3
Bosnia and Herzegovina 3.3 3.3 3.3 3.3 3.3
Turkey 3.3 3.3 3.3 3.3 3.3
Zimbabwe 3.3 3.3 3.3 3.3 3.3
Romania 3.3 3.3 3.3 3.3 3.3
Bulgaria 3.3 3.3 3.3 3.3 3.3
Costa Rica 3.5 3.5 3.5 3.0 3.0
Morocco 3.5 3.5 3.5 3.5 3.5
Dominican Republic 3.5 3.5 3.5 3.5 3.5
Mali 3.6 3.6 3.6 3.6 3.6
Guinea 3.8 3.8 3.8 3.8 3.8
Honduras 3.8 3.8 3.8 3.8 3.8
Paraguay 3.9 3.9 3.9 3.9 3.9
Burkina Faso 4.0 4.0 4.0 4.0 4.0
Slovak Republic 4.0 4.0 4.0 4.0 4.0
El Salvador 4.0 4.0 4.0 3.5 3.5
Chad 4.0 4.0 4.0 4.0 4.0
Benin 4.0 4.0 4.0 4.0 4.0
Kyrgyz Republic 4.0 4.0 4.0 4.0 4.0
Venezuela, RB 4.0 4.0 4.0 4.0 4.0
Uzbekistan 4.0 4.0 2.0 2.0 2.0
Bangladesh 4.0 4.0 4.0 4.0 4.0
Dominica 4.0 4.0 4.0 4.0 4.0
Brazil 4.0 4.0 4.0 4.0 4.0
Mongolia 4.0 4.0 4.0 4.0 4.0
Oman 4.0 4.0 4.0 4.0 4.0
Syrian Arab Republic 4.1 4.1 4.1 4.1 4.1
Kuwait 4.2 4.2 4.2 4.2 4.2
Egypt, Arab Rep. 4.2 2.5 2.5 2.5 2.5
India 4.3 4.3 4.3 4.3 4.3
Kenya 4.5 4.5 4.5 4.5 4.5
Iran, Islamic Rep. 4.5 4.5 4.5 4.5 4.5
Central African Republic 4.8 4.8 4.8 4.8 4.8
Niger 5.0 5.0 5.0 5.0 5.0
Vietnam 5.0 5.0 5.0 5.0 5.0
Suriname 5.0 5.0 5.0 5.0 5.0
Mozambique 5.0 5.0 5.0 5.0 5.0
Burundi 5.0 5.0 5.0 5.0 5.0
Gabon 5.0 5.0 5.0 5.0 5.0
Micronesia, Fed. Sts. 5.3 5.3 5.3 5.3 5.3
Ecuador 5.3 5.3 5.3 5.3 5.3
Philippines 5.7 5.7 5.7 2.7 2.7
Cambodia 6.0 6.0 6.0 6.0 6.0
Sao Tome and Principe 6.2 6.2 6.2 6.2 6.2
Liechtenstein
Faeroe Islands
Iraq
Cabo Verde
Greenland
Macao SAR, China
Tuvalu
Sint Maarten (Dutch part)
Barbados 1.8 1.8 1.8 1.8
Congo, Dem. Rep.
New Caledonia
Eritrea
Korea, Dem. Rep.
Libya
Turkmenistan
Somalia
Isle of Man
Cayman Islands
French Polynesia
Curacao
Malta 3.0 3.0 3.0 3.0
American Samoa
Taiwan, China
Equatorial Guinea
Mauritania
Virgin Islands (U.S.)
Timor-Leste
Aruba
Kiribati
Northern Mariana Islands
St. Martin (French part)
Grenada
St. Vincent and the Grenadines
Turks and Caicos Islands
Comoros
Guam
Andorra
Guinea-Bissau
San Marino 2.3 2.3 2.3
Angola
Lao PDR
Myanmar 5.0 5.0 5.0
Bhutan
Cuba
St. Kitts and Nevis
Monaco
West Bank and Gaza
Bermuda
South Sudan
Haiti

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