Country name 2004 2005 2006 2007 2008
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
United Kingdom 1.0 1.0 1.0 1.0 1.0
Iceland 1.0 1.0 1.0 1.0 1.0
Belize 1.0 1.0 1.0 1.0
Solomon Islands 1.0 1.0 1.0 1.0 1.0
Palau 1.0 1.0 2.0 2.0 2.0
Australia 1.0 1.0 1.0 1.0 1.0
Austria 1.1 1.1 1.1 1.1 1.1
Hong Kong SAR, China 1.1 1.1 1.1 1.1 1.1
Netherlands 1.1 1.1 1.1 1.1 1.1
Jamaica 1.1 1.1 1.1 1.1 1.1
Germany 1.2 1.2 1.2 1.2 1.2
Tunisia 1.3 1.3 1.3 1.3 1.3
New Zealand 1.3 1.3 1.3 1.3 1.3
Korea, Rep. 1.5 1.5 1.5 1.5 1.5
Spain 1.5 1.5 1.5 1.5 1.5
Maldives 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
Mauritius 1.7 1.7 1.7 1.7 1.7
Sri Lanka 1.7 1.7 1.7 1.7 1.7
Tajikistan 1.7 1.7 1.7 1.7
Lithuania 1.7 1.7 1.7 1.7 1.7
Mexico 1.8 1.8 1.8 1.8 1.8
Italy 1.8 1.8 1.8 1.8 1.8
Bolivia 1.8 1.8 1.8 1.8 1.8
Ethiopia 1.8 1.8 1.8 1.8 1.8
Morocco 1.8 1.8 1.8 1.8 1.8
Fiji 1.8 1.8 1.8 1.8 1.8
France 1.9 1.9 1.9 1.9 1.9
Armenia 1.9 1.9 1.9 1.9 1.9
Ghana 1.9 1.9 1.9 1.9 1.9
Portugal 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
Nigeria 2.0 2.0 2.0 2.0 2.0
Sweden 2.0 2.0 2.0 2.0 2.0
Madagascar 2.0 2.0 2.0 2.0 2.0
Marshall Islands 2.0 2.0 2.0 2.0 2.0
Macedonia, FYR 2.0 2.0 2.0 2.0 2.0
Hungary 2.0 2.0 2.0 2.0 2.0
Albania 2.0 2.0 2.0 2.0 2.0
Greece 2.0 2.0 2.0 2.0 2.0
Swaziland 2.0 2.0 2.0 2.0
Slovenia 2.0 2.0 2.0 2.0 2.0
Seychelles 2.0 2.0 2.0 2.0
Gambia, The 2.0 2.0 2.0 2.0
South Africa 2.0 2.0 2.0 2.0 2.0
St. Lucia 2.0 2.0 2.0 2.0
Sudan 2.0 2.0 2.0 2.0 2.0
Uruguay 2.1 2.1 2.1 2.1 2.1
Cote d'Ivoire 2.2 2.2 2.2 2.2 2.2
Botswana 2.2 2.2 1.7 1.7 1.7
Nicaragua 2.2 2.2 2.2 2.2 2.2
Uganda 2.2 2.2 2.2 2.2 2.2
Malaysia 2.3 2.3 2.3 2.3 2.3
China 2.4 2.4 2.4 1.7 1.7
Algeria 2.5 2.5 2.5 2.5 2.5
Panama 2.5 2.5 2.5 2.5 2.5
Trinidad and Tobago 2.5 2.5 2.5 2.5
Namibia 2.5 2.5 2.5 2.5 2.5
Vanuatu 2.6 2.6 2.6 2.6 2.6
Malawi 2.6 2.6 2.6 2.6 2.6
Sierra Leone 2.6 2.6 2.6 2.6 2.6
Lesotho 2.6 2.6 2.6 2.6 2.6
Zambia 2.7 2.7 2.7 2.7 2.7
Tonga 2.7 2.7 2.7 2.7 2.7
Azerbaijan 2.7 2.7 2.7 2.7 2.7
Thailand 2.7 2.7 2.7 2.7 2.7
Serbia 2.7 2.7 2.7 2.7 2.7
Argentina 2.8 2.8 2.8 2.8 2.8
Pakistan 2.8 2.8 2.8 2.8 2.8
Moldova 2.8 2.8 2.8 2.8 2.8
Saudi Arabia 2.8 2.8 2.8 2.8 2.8
Ukraine 2.9 2.9 2.9 2.9 2.9
Yemen, Rep. 3.0 3.0 3.0 3.0 3.0
Jordan 3.0 3.0 3.0 3.0 3.0
Papua New Guinea 3.0 3.0 3.0 3.0 3.0
Switzerland 3.0 3.0 3.0 3.0 3.0
Poland 3.0 3.0 3.0 3.0 3.0
Togo 3.0 3.0 3.0 3.0 3.0
Latvia 3.0 3.0 3.0 3.0 3.0
Tanzania 3.0 3.0 3.0 3.0 3.0
Rwanda 3.0 3.0 3.0 3.0 3.0
Senegal 3.0 3.0 3.0 3.0 3.0
Lebanon 3.0 3.0 3.0 3.0 3.0
Antigua and Barbuda 3.0 3.0 3.0 3.0
Guatemala 3.0 3.0 3.0 3.0 3.0
Guyana 3.0 3.0 3.0 3.0 3.0
Estonia 3.0 3.0 3.0 3.0 3.0
Israel 3.0 3.0 3.0 3.0 3.0
Colombia 3.0 3.0 3.0 3.0 3.0
Croatia 3.1 3.1 3.1 3.1 3.1
Peru 3.1 3.1 3.1 3.1 3.1
United Arab Emirates 3.2 3.2 3.2 3.2 3.2
Cameroon 3.2 3.2 3.2 3.2 3.2
Congo, Rep. 3.3 3.3 3.3 3.3 3.3
Bulgaria 3.3 3.3 3.3 3.3 3.3
Turkey 3.3 3.3 3.3 3.3 3.3
Bosnia and Herzegovina 3.3 3.3 3.3 3.3 3.3
Georgia 3.3 3.3 3.3 3.3 3.3
Denmark 3.3 3.3 3.0 1.1 1.1
Zimbabwe 3.3 3.3 3.3 3.3 3.3
Costa Rica 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
Puerto Rico 3.8 3.8 3.8 2.5 2.5
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
Dominica 4.0 4.0 4.0 4.0
Oman 4.0 4.0 4.0 4.0 4.0
El Salvador 4.0 4.0 4.0 4.0 4.0
Mongolia 4.0 4.0 4.0 4.0 4.0
Chad 4.0 4.0 4.0 4.0 4.0
Uzbekistan 4.0 4.0 4.0 4.0 4.0
Kyrgyz Republic 4.0 4.0 4.0 4.0 4.0
Burkina Faso 4.0 4.0 4.0 4.0 4.0
Benin 4.0 4.0 4.0 4.0 4.0
Venezuela, RB 4.0 4.0 4.0 4.0 4.0
Bangladesh 4.0 4.0 4.0 4.0 4.0
Syrian Arab Republic 4.1 4.1 4.1 4.1 4.1
Egypt, Arab Rep. 4.2 4.2 4.2 4.2 4.2
Kuwait 4.2 4.2 4.2 4.2 4.2
India 4.3 4.3 4.3 4.3 4.3
Iran, Islamic Rep. 4.5 4.5 4.5 4.5 4.5
Kenya 4.5 4.5 4.5 4.5 4.5
Romania 4.6 4.6 4.6 3.3 3.3
Central African Republic 4.8 4.8 4.8 4.8 4.8
Slovak Republic 4.8 4.8 4.0 4.0 4.0
Djibouti 5.0 5.0 5.0 5.0
Gabon 5.0 5.0 5.0 5.0
Burundi 5.0 5.0 5.0 5.0
Suriname 5.0 5.0 5.0 5.0
Nepal 5.0 5.0 5.0 5.0 5.0
Vietnam 5.0 5.0 5.0 5.0 5.0
Mozambique 5.0 5.0 5.0 5.0 5.0
Niger 5.0 5.0 5.0 5.0 5.0
Congo, Dem. Rep. 5.2 5.2 5.2 5.2 5.2
Ecuador 5.3 5.3 5.3 5.3 5.3
Micronesia, Fed. Sts. 5.3 5.3 5.3 5.3 5.3
Indonesia 6.0 5.5 5.5 4.5 4.5
Chile 5.6 5.6 3.2 3.2 3.2
Philippines 5.7 5.7 5.7 5.7 5.7
Belarus 5.8 5.8 5.8 5.8 5.8
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
Czech Republic 9.2 9.2 9.2 6.5 6.5
Brazil 10.0 10.0 4.0 4.0 4.0
Northern Mariana Islands
Kiribati
Curacao
Turks and Caicos Islands
Cuba
Qatar 2.8 2.8
Equatorial Guinea
Haiti
San Marino
Kosovo
New Caledonia
Virgin Islands (U.S.)
Bhutan
Brunei Darussalam 2.5 2.5 2.5
Eritrea
Myanmar
Bermuda
Faeroe Islands
Afghanistan 2.0 2.0
Comoros
Lao PDR
Montenegro 2.0 2.0 2.0
Aruba
Monaco
Iraq
Sint Maarten (Dutch part)
Andorra
French Polynesia
Luxembourg 2.0 2.0 2.0
Mauritania
Liechtenstein
Greenland
Libya
Somalia
Timor-Leste
Cayman Islands
Liberia 3.0 3.0 3.0
South Sudan
Barbados
Malta
Turkmenistan
Grenada
Tuvalu
St. Kitts and Nevis
Bahrain 2.5 2.5
Cabo Verde
Bahamas, The 3.0 3.0
St. Martin (French part)
Korea, Dem. Rep.
St. Vincent and the Grenadines
Angola
Guam
Isle of Man
Guinea-Bissau
West Bank and Gaza
Macao SAR, China
American Samoa
Cyprus 1.5

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