Country name 2006 2007 2008 2009 2010
Afghanistan
Albania 27
Algeria
American Samoa
Andorra
Angola
Antigua and Barbuda 26 26 26
Argentina 33 34 34 33 34
Armenia 21 21 30 27 27
Aruba 33 24
Australia 32 32 33 32 32
Austria 41 40 39 37 37
Azerbaijan 16 17 18 19 21
Bahamas, The 31 29 27 28
Bahrain 42
Bangladesh 20
Barbados 30
Belarus 43
Belgium 36 35 36 35 35
Belize
Benin 14
Bermuda 24 23
Bhutan 9 4 7
Bolivia 24 28 26
Bosnia and Herzegovina
Botswana 19 24
Brazil 28 28 29 29
Brunei Darussalam
Bulgaria 41 42 44 43 41
Burkina Faso 7 10
Burundi
Cabo Verde
Cambodia 8 17
Cameroon
Canada 32 31 31 30 30
Cayman Islands 37 34 33 32 26
Central African Republic
Chad
Chile 32
China 46 47
Colombia 22 23 23 22 23
Comoros
Congo, Dem. Rep.
Congo, Rep.
Costa Rica 27 28 27 25 24
Cote d'Ivoire
Croatia 40 41 42 40 39
Cuba 21 22 22 21 20
Curacao
Cyprus 33 33 34 33 31
Czech Republic 50 51 51 50 49
Denmark 34 33 33 30 29
Djibouti
Dominica
Dominican Republic 26 26 26 26 21
Ecuador 23 23 24 24 23
Egypt, Arab Rep. 26 27 27 28 30
El Salvador 26 26 26 22 24
Equatorial Guinea
Eritrea
Estonia 45 48 48 44 44
Ethiopia 27
Faeroe Islands
Fiji 32 28
Finland 39 39 39 38 36
France 34 34 34 34 33
French Polynesia
Gabon
Gambia, The
Georgia 14 17
Germany 41 42 42 41 41
Ghana 13 17
Greece 30 31 31 30 28
Greenland
Grenada
Guam
Guatemala 24
Guinea 10 10
Guinea-Bissau
Guyana
Haiti
Honduras 21 22 22 20 18
Hong Kong SAR, China 22 21 19 19 18
Hungary 42 42 42 41 40
Iceland 32 31 33 29 28
India 24
Indonesia 20 21 21 21 22
Iran, Islamic Rep. 32 33 33 33 34
Iraq 21 24 22
Ireland 39 40 38 33 30
Isle of Man 24
Israel 31 31 31 30 30
Italy 39 40 40 39 39
Jamaica 27 27 26 24 23
Japan 36 36 36 34 33
Jordan 21 22 21 21 20
Kazakhstan 25 26 26 26 26
Kenya
Kiribati 9
Korea, Dem. Rep.
Korea, Rep. 34 33 32 32 33
Kuwait
Kyrgyz Republic 26
Lao PDR 10
Latvia 39 42 41 34 34
Lebanon
Lesotho 48
Liberia 4 16
Libya
Liechtenstein
Lithuania 40 41 42 37 33
Luxembourg 25 26 22 19 19
Macao SAR, China 28 27 27 23 20
Macedonia, FYR 35 33 34
Madagascar
Malawi
Malaysia 33 32 32 31 31
Maldives 20 15
Mali 8
Malta 34 33 33 32 32
Marshall Islands
Mauritania
Mauritius 35 36
Mexico 30 30 30 30 30
Micronesia, Fed. Sts.
Moldova 24 25 26 25 25
Monaco
Mongolia 19 20 20
Montenegro 23 29 29 28
Morocco 22 23 24
Mozambique
Myanmar
Namibia 24 19
Nepal 16
Netherlands 29 28 27 26 25
New Caledonia
New Zealand 33 32 32 31 31
Nicaragua 20 21 20
Niger
Nigeria 9
Northern Mariana Islands
Norway 33 33 33 33 32
Oman 43
Pakistan 22 23 22 18 18
Palau
Panama 23 25 26 25 24
Papua New Guinea
Paraguay 22 24 25 22 25
Peru 26 27 28
Philippines 18 18 18 18 18
Poland 41 42 44 43 42
Portugal 43 43 42 41 40
Puerto Rico 26 26 25 20 18
Qatar 48 59 66 64
Romania 37 39 40 38 36
Russian Federation 38 38 38 37 37
Rwanda
Samoa 15
San Marino 50 49 48 46 46
Sao Tome and Principe
Saudi Arabia 23 24 23 23
Senegal 20
Serbia 37 37 34 34 33
Seychelles
Sierra Leone
Singapore 26 28 29
Sint Maarten (Dutch part)
Slovak Republic 50 51 53 50 50
Slovenia 46 46 46 44 44
Solomon Islands
Somalia
South Africa 34 35 35 35 33
South Sudan
Spain 42 42 40 36 34
Sri Lanka 26 26 26 25 24
St. Kitts and Nevis
St. Lucia 27
St. Martin (French part)
St. Vincent and the Grenadines 30
Sudan
Suriname
Swaziland
Sweden 34 33 33 32 31
Switzerland 32 33 31 31 31
Syrian Arab Republic 31 32 34 36 37
Tajikistan 23
Tanzania 7
Thailand 22 22 21 23 23
Timor-Leste 1 10
Togo 10
Tonga
Trinidad and Tobago 41 43 44
Tunisia
Turkey 31 31 31 30 31
Turkmenistan
Turks and Caicos Islands
Tuvalu
Uganda 10
Ukraine 36
United Arab Emirates 28 27
United Kingdom 33 33 33 30 30
United States 31 30 30 27 26
Uruguay 28 29 28 29
Uzbekistan
Vanuatu 11
Venezuela, RB 30 30 31 30 29
Vietnam 24
Virgin Islands (U.S.)
West Bank and Gaza 27 27 29 27 28
Yemen, Rep. 19
Zambia
Zimbabwe

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