Country name 2004 2005 2006 2007 2008
Qatar 61.6 63.2 58.6 58.3 50.0
United Arab Emirates 31.0 28.0 25.4 24.0 23.4
Kuwait 28.9 31.2 30.5 29.4 29.6
Luxembourg 24.6 24.8 24.0 22.6 22.1
Trinidad and Tobago 24.0 22.0 24.7 35.5 32.3
Aruba 22.9 22.7 22.5 23.3 22.6
Bahrain 21.3 21.8 20.5 21.7 21.8
United States 19.8 19.7 19.2 19.3 18.6
Australia 17.3 17.8 17.9 18.1 18.2
Canada 17.3 17.4 16.9 17.1 16.4
Saudi Arabia 16.6 16.1 17.1 15.2 15.9
Faeroe Islands 16.3 15.6 15.5 15.6 14.5
Brunei Darussalam 14.9 13.9 12.9 26.7 27.3
Finland 12.8 10.4 12.6 12.1 10.7
Estonia 12.6 12.4 12.0 14.1 13.1
Czech Republic 12.0 11.8 12.0 12.0 11.3
Kazakhstan 11.5 11.7 12.6 14.2 14.7
Oman 11.4 11.9 15.5 17.4 15.8
Russian Federation 11.1 11.3 11.7 11.7 12.1
New Caledonia 11.1 12.1 11.7 12.1 13.5
Netherlands 10.9 10.6 10.2 10.5 10.6
Ireland 10.8 10.5 10.2 10.1 9.6
Belgium 10.7 10.4 10.1 9.7 9.7
Cayman Islands 10.5 10.6 10.3 11.9 11.9
Bermuda 10.5 6.9 8.1 8.0 6.0
Greenland 10.2 10.7 11.0 10.9 11.3
Korea, Rep. 10.0 9.6 9.7 10.2 10.4
Germany 10.0 9.8 9.8 9.5 9.5
Japan 9.9 9.7 9.6 9.8 9.5
Palau 9.4 9.6 10.1 10.4 10.3
Denmark 9.4 8.7 10.1 9.2 8.5
Norway 9.3 9.2 9.5 9.6 10.6
Israel 9.3 8.7 9.4 9.3 9.7
Turkmenistan 9.2 9.6 9.6 11.0 11.2
Libya 9.1 9.3 9.5 9.4 10.3
South Africa 9.1 8.3 8.8 9.1 9.4
Seychelles 9.0 8.4 8.8 7.7 8.1
United Kingdom 9.0 9.0 8.9 8.6 8.5
Equatorial Guinea 8.9 7.8 7.6 7.5 6.8
Austria 8.8 9.0 8.7 8.3 8.2
Greece 8.8 8.9 8.7 8.8 8.7
New Zealand 8.5 8.2 8.0 8.0 8.0
Italy 8.2 8.2 8.1 7.9 7.6
Poland 8.0 8.0 8.4 8.3 8.3
Spain 7.9 8.1 7.9 7.9 7.2
Slovenia 7.9 7.9 8.1 8.0 8.5
Iceland 7.6 7.4 7.5 7.4 6.7
Ukraine 7.2 7.1 7.0 7.0 7.0
Cyprus 7.2 7.3 7.4 7.7 7.9
Slovak Republic 7.2 7.3 7.2 6.8 7.0
Andorra 7.1 7.1 6.7 6.6 6.7
Singapore 6.8 7.1 7.0 3.9 4.1
Malaysia 6.6 6.9 6.5 7.7 7.8
Iran, Islamic Rep. 6.5 6.7 7.2 7.5 7.9
Malta 6.4 6.7 6.4 6.7 6.3
Venezuela, RB 6.4 6.8 6.3 6.4 6.6
Bosnia and Herzegovina 6.3 6.6 7.0 7.2 8.0
France 6.2 6.2 6.0 5.9 5.8
Sweden 6.1 5.7 5.5 5.3 5.3
Portugal 6.0 6.2 5.6 5.8 5.5
Bulgaria 6.0 6.2 6.4 7.0 6.8
Belarus 6.0 6.1 6.4 6.3 6.6
Hungary 5.7 5.7 5.7 5.6 5.4
Hong Kong SAR, China 5.7 6.0 5.6 5.8 5.5
Switzerland 5.5 5.6 5.6 5.0 5.3
Macedonia, FYR 5.4 5.4 5.2 5.4 5.6
Bahamas, The 5.3 4.9 4.5 4.5 3.0
Croatia 5.2 5.2 5.2 5.5 5.3
Antigua and Barbuda 5.0 5.0 5.1 5.3 5.4
Barbados 4.8 4.9 5.0 5.2 5.9
St. Kitts and Nevis 4.7 4.8 4.7 4.9 4.9
Suriname 4.6 4.8 4.8 4.8 4.7
Uzbekistan 4.6 4.3 4.4 4.4 4.4
Romania 4.4 4.5 4.8 4.8 4.6
Lebanon 4.4 4.1 3.6 3.6 4.0
Iraq 4.3 4.2 3.5 2.2 3.2
Turks and Caicos Islands 4.1 4.6 5.2 5.5 5.3
China 4.1 4.4 4.9 5.2 5.3
Argentina 4.1 4.2 4.5 4.6 4.8
Jamaica 4.1 4.0 4.5 5.1 4.5
Lithuania 3.9 4.2 4.4 4.7 4.7
Thailand 3.9 3.9 4.0 4.0 4.0
Azerbaijan 3.9 4.1 4.6 4.8 5.2
Macao SAR, China 3.8 3.9 3.4 2.8 2.3
Mexico 3.8 3.9 3.9 4.0 4.1
Chile 3.7 3.8 3.9 4.3 4.2
Jordan 3.6 3.9 3.7 3.8 3.6
Mongolia 3.4 3.4 3.7 3.9 3.8
Turkey 3.4 3.5 3.8 4.1 4.1
Korea, Dem. Rep. 3.4 3.5 3.5 2.9 3.2
Latvia 3.2 3.2 3.4 3.6 3.5
French Polynesia 3.1 3.3 3.3 3.2 3.3
Syrian Arab Republic 2.9 2.8 2.8 2.9 3.3
Algeria 2.7 3.2 3.0 3.2 3.2
Maldives 2.7 2.4 2.9 3.0 3.2
Mauritius 2.6 2.7 3.0 3.1 3.1
Botswana 2.4 2.5 2.5 2.5 2.6
Tunisia 2.3 2.3 2.3 2.3 2.4
Cuba 2.2 2.3 2.4 2.4 2.7
St. Lucia 2.2 2.2 2.2 2.3 2.3
Guyana 2.2 1.9 1.7 2.0 2.0
Egypt, Arab Rep. 2.1 2.3 2.4 2.6 2.6
Ecuador 2.1 2.2 2.1 2.2 2.0
Dominican Republic 2.0 2.1 2.2 2.2 2.2
Grenada 2.0 2.1 2.2 2.3 2.5
Brazil 1.8 1.9 1.8 1.9 2.0
St. Vincent and the Grenadines 1.8 1.8 1.9 1.8 1.8
Panama 1.8 2.0 2.1 2.0 2.1
Tonga 1.7 1.6 1.7 1.5 1.6
Marshall Islands 1.7 1.6 1.8 1.9 1.9
Uruguay 1.7 1.7 2.0 1.8 2.5
Costa Rica 1.6 1.6 1.7 1.9 1.9
Dominica 1.6 1.6 1.6 2.1 1.8
Indonesia 1.5 1.5 1.5 1.6 1.8
Morocco 1.5 1.5 1.6 1.6 1.6
Belize 1.4 1.5 1.5 1.5 1.4
Bolivia 1.4 1.3 1.6 1.3 1.4
Fiji 1.4 1.7 1.6 1.4 1.3
Albania 1.4 1.4 1.3 1.4 1.4
Micronesia, Fed. Sts. 1.4 1.1 1.0 0.9 0.9
Gabon 1.3 1.5 1.4 1.6 1.1
Colombia 1.3 1.4 1.4 1.4 1.5
Moldova 1.3 1.4 1.4 1.3 1.3
India 1.2 1.3 1.3 1.4 1.5
Armenia 1.2 1.4 1.5 1.7 1.9
Angola 1.2 1.2 1.3 1.4 1.5
Peru 1.2 1.3 1.3 1.5 1.4
Kyrgyz Republic 1.1 1.0 1.0 1.1 1.1
Vietnam 1.1 1.2 1.2 1.3 1.5
Honduras 1.1 1.1 1.0 1.2 1.2
El Salvador 1.1 1.1 1.1 1.1 1.1
Georgia 1.0 1.2 1.4 1.4 1.4
Namibia 1.0 1.1 1.1 1.2 1.7
Yemen, Rep. 1.0 1.0 1.0 1.0 1.0
Swaziland 0.9 0.9 0.9 0.9 0.9
Guatemala 0.9 1.0 1.0 0.9 0.8
Philippines 0.9 0.9 0.8 0.8 0.8
Samoa 0.9 0.9 0.9 0.9 0.9
Pakistan 0.8 0.9 0.9 1.0 0.9
Nicaragua 0.8 0.8 0.8 0.8 0.8
Zimbabwe 0.8 0.8 0.8 0.8 0.6
Papua New Guinea 0.8 0.8 0.7 0.8 0.5
Nigeria 0.7 0.8 0.7 0.6 0.6
Paraguay 0.7 0.6 0.7 0.7 0.7
Sri Lanka 0.6 0.6 0.6 0.6 0.6
Djibouti 0.6 0.6 0.6 0.6 0.6
West Bank and Gaza 0.6 0.8 0.7 0.7 0.6
Cabo Verde 0.6 0.6 0.6 0.6 0.6
Mauritania 0.5 0.5 0.5 0.6 0.6
Kiribati 0.5 0.7 0.8 0.5 0.6
Sao Tome and Principe 0.5 0.5 0.5 0.5 0.5
Bhutan 0.5 0.6 0.6 0.6 0.6
Senegal 0.5 0.5 0.4 0.4 0.4
Cote d'Ivoire 0.4 0.4 0.4 0.4 0.4
Solomon Islands 0.4 0.4 0.4 0.4 0.4
Tajikistan 0.4 0.4 0.4 0.5 0.4
Ghana 0.4 0.3 0.4 0.4 0.4
Congo, Rep. 0.3 0.4 0.4 0.4 0.4
Benin 0.3 0.3 0.5 0.5 0.5
Sudan 0.3 0.3 0.3 0.3 0.3
Bangladesh 0.3 0.3 0.3 0.3 0.3
Vanuatu 0.3 0.3 0.2 0.4 0.4
Togo 0.3 0.2 0.2 0.2 0.2
Lao PDR 0.2 0.2 0.3 0.3 0.3
Myanmar 0.2 0.2 0.2 0.2 0.2
Gambia, The 0.2 0.2 0.2 0.3 0.3
Cameroon 0.2 0.2 0.2 0.3 0.3
Kenya 0.2 0.2 0.3 0.3 0.3
Haiti 0.2 0.2 0.2 0.3 0.3
Liberia 0.2 0.2 0.2 0.2 0.2
Zambia 0.2 0.2 0.2 0.1 0.1
Cambodia 0.2 0.2 0.2 0.3 0.3
Timor-Leste 0.2 0.2 0.2 0.2 0.2
Comoros 0.2 0.2 0.2 0.2 0.2
Eritrea 0.2 0.2 0.1 0.1 0.1
Guinea-Bissau 0.1 0.1 0.1 0.2 0.1
Guinea 0.1 0.1 0.1 0.1 0.1
Sierra Leone 0.1 0.1 0.1 0.1 0.1
Tanzania 0.1 0.1 0.1 0.1 0.2
Nepal 0.1 0.1 0.1 0.1 0.1
Madagascar 0.1 0.1 0.1 0.1 0.1
Mozambique 0.1 0.1 0.1 0.1 0.1
Burkina Faso 0.1 0.1 0.1 0.1 0.1
Malawi 0.1 0.1 0.1 0.1 0.1
Niger 0.1 0.1 0.1 0.1 0.1
Rwanda 0.1 0.1 0.1 0.1 0.1
Ethiopia 0.1 0.1 0.1 0.1 0.1
Somalia 0.1 0.1 0.1 0.1 0.1
Uganda 0.1 0.1 0.1 0.1 0.1
Central African Republic 0.1 0.1 0.1 0.1 0.1
Mali 0.0 0.0 0.0 0.0 0.0
Chad 0.0 0.0 0.0 0.0 0.0
Congo, Dem. Rep. 0.0 0.0 0.0 0.0 0.0
Afghanistan 0.0 0.0 0.1 0.1 0.1
Burundi 0.0 0.0 0.0 0.0 0.0
St. Martin (French part)
Curacao
South Sudan
Montenegro 3.3 3.9 3.6 4.4
Sint Maarten (Dutch part)
Virgin Islands (U.S.)
Tuvalu
Serbia 7.3 7.1 7.1
Northern Mariana Islands
San Marino
Monaco
Puerto Rico
Liechtenstein
Kosovo
Lesotho 0.0 0.0
Guam
American Samoa
Isle of Man

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