Country name 2006 2007 2008 2009 2010
Afghanistan
Albania 22
Algeria
American Samoa
Andorra
Angola
Antigua and Barbuda
Argentina 23
Armenia 22
Aruba 40
Australia 35 35 37
Austria 28 26 28 27 29
Azerbaijan 16 5 7
Bahamas, The 41 43 46 44
Bahrain
Bangladesh
Barbados 46
Belarus 46
Belgium 31 34 33 34 34
Belize
Benin
Bermuda 49 44
Bhutan 12 11 49
Bolivia 28 29 35
Bosnia and Herzegovina
Botswana 30 39
Brazil 35 36 36
Brunei Darussalam
Bulgaria 32 31 32 32 34
Burkina Faso 31
Burundi
Cabo Verde
Cambodia 21
Cameroon
Canada 36 37 36 37 37
Cayman Islands 46 44
Central African Republic
Chad
Chile
China
Colombia 53 53
Comoros
Congo, Dem. Rep.
Congo, Rep.
Costa Rica 30 27 30 30
Cote d'Ivoire
Croatia 26 21 25 25 26
Cuba
Curacao
Cyprus 16 15 16 12 14
Czech Republic 29 29 28 29 28
Denmark 24 28 24 25 23
Djibouti
Dominica
Dominican Republic 42 31 31 34
Ecuador 28
Egypt, Arab Rep. 11 11 14
El Salvador 29 25 38 38 29
Equatorial Guinea
Eritrea
Estonia 33 34 36 35 36
Ethiopia 16
Faeroe Islands
Fiji 24
Finland 30 29 30 30 30
France 38 38 39 38 39
French Polynesia
Gabon
Gambia, The
Georgia 33 34
Germany 29 29 29 30 30
Ghana
Greece 27 28 29 30 30
Greenland
Grenada
Guam
Guatemala
Guinea
Guinea-Bissau
Guyana
Haiti
Honduras
Hong Kong SAR, China 29 30 29 30 31
Hungary 37 35 36 36 36
Iceland 29 30 33 34 34
India 14
Indonesia 20 22 19 21
Iran, Islamic Rep. 15 13 13
Iraq
Ireland 31 39 40 40 39
Isle of Man
Israel 30 30 32
Italy 33 34 33 34 33
Jamaica
Japan
Jordan
Kazakhstan 36 37 38
Kenya
Kiribati 36
Korea, Dem. Rep.
Korea, Rep. 8 9 10
Kuwait
Kyrgyz Republic 35
Lao PDR
Latvia 40 42 43 44 42
Lebanon 8
Lesotho 36
Liberia
Libya
Liechtenstein
Lithuania 40 38 40 39 41
Luxembourg 27 21 28 19 25
Macao SAR, China 25 26 27 31 32
Macedonia, FYR 27 29 29 27 28
Madagascar
Malawi
Malaysia 23 23 24 23 25
Maldives 14
Mali
Malta 18 18 17 21 23
Marshall Islands
Mauritania
Mauritius 15 20 23
Mexico 27 31 31
Micronesia, Fed. Sts.
Moldova 39 40 38 39 36
Monaco
Mongolia 49 48 47
Montenegro 31 23 25 30
Morocco 12 12 13
Mozambique
Myanmar
Namibia 37
Nepal 18
Netherlands 27 28 28 28 29
New Caledonia
New Zealand 40 40 40
Nicaragua 41
Niger
Nigeria
Northern Mariana Islands
Norway 33 32 32 34 34
Oman
Pakistan 3 3 3
Palau
Panama 45 44 48 46 48
Papua New Guinea
Paraguay 35 34 35 32
Peru 28 30 19 36 29
Philippines 58 58 55
Poland 35 36 36 35 36
Portugal 33 32 31 32 32
Puerto Rico 41 41 43
Qatar 7 7 4
Romania 30 28 30 31 31
Russian Federation 39 39 37 37 39
Rwanda
Samoa 30
San Marino 19 18
Sao Tome and Principe 31
Saudi Arabia 9 9 7 5
Senegal
Serbia 25 35 36 36 33
Seychelles
Sierra Leone
Singapore 31 31 31 32 34
Sint Maarten (Dutch part)
Slovak Republic 28 31 30 32 35
Slovenia 33 32 35 36 35
Solomon Islands
Somalia
South Africa 34 30 30
South Sudan
Spain 32 32 32 33 34
Sri Lanka 21 24 24
St. Kitts and Nevis
St. Lucia 46
St. Martin (French part)
St. Vincent and the Grenadines
Sudan
Suriname
Swaziland
Sweden 32 32 32 32 31
Switzerland 31 30 30 32 33
Syrian Arab Republic 10 8 9
Tajikistan
Tanzania 16
Thailand 29 30 24 24 26
Timor-Leste 10
Togo
Tonga
Trinidad and Tobago
Tunisia
Turkey 8 9 10 10 10
Turkmenistan
Turks and Caicos Islands
Tuvalu
Uganda
Ukraine 38 39 39 41 41
United Arab Emirates 10
United Kingdom 35 34 35 36 36
United States 42 43 43 43 43
Uruguay 40 40 41 45
Uzbekistan
Vanuatu 29
Venezuela, RB
Vietnam
Virgin Islands (U.S.)
West Bank and Gaza 12 10 10
Yemen, Rep. 5
Zambia
Zimbabwe

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