Country name 2004 2005 2006 2007 2008
Bulgaria 14 14 13 13 13
Japan 14 14 14 14 13
Hong Kong SAR, China 15 14 14 13 13
Slovenia 14 14 14 14 14
Italy 14 14 14 14 14
Germany 15 14 14 14 14
Ukraine 15 15 14 14 14
Greece 14 14 14 14 14
Latvia 15 15 14 14 14
Czech Republic 15 15 15 14 14
Spain 14 14 15 15 15
Russian Federation 16 15 15 15 15
Estonia 16 15 15 15 15
Romania 16 15 15 15 15
Belarus 16 16 15 15 15
Hungary 16 16 15 15 15
Portugal 16 16 16 15 15
Austria 16 16 16 15 15
Croatia 16 16 16 16 16
Poland 17 16 16 16 15
Switzerland 17 16 16 16 15
Macao SAR, China 18 17 16 15 14
Lithuania 17 17 16 16 16
Slovak Republic 17 17 16 16 16
Malta 18 17 17 16 16
Belgium 17 17 17 17 17
Sweden 18 17 17 17 17
Finland 18 17 17 17 17
Canada 18 18 17 17 17
United Kingdom 18 18 18 18 18
Serbia 18 18 18 18 17
Georgia 19 18 18 18 17
United Arab Emirates 22 20 18 16 15
Moldova 20 19 18 18 17
Netherlands 19 18 18 18 18
Luxembourg 19 19 18 18 18
France 19 18 18 18 18
Korea, Rep. 20 19 19 18 17
Denmark 19 19 19 18 18
Bosnia and Herzegovina 19 19 19 18 18
Singapore 20 19 19 18 18
Cuba 20 19 19 19 18
Macedonia, FYR 20 20 19 19 18
Norway 20 20 19 19 19
Cyprus 20 20 19 19 19
Australia 20 20 20 19 19
China 21 21 20 19 19
Montenegro 20 20 20 20 20
Barbados 21 21 20 20 20
United States 21 21 20 20 20
Curacao 22 21 21 20 20
Ireland 21 21 21 21 21
Qatar 26 24 21 18 16
New Zealand 22 22 21 21 21
Aruba 22 21 21 21 21
Armenia 23 22 21 21 21
Trinidad and Tobago 22 22 21 21 21
Iceland 22 22 22 22 21
Thailand 23 22 22 21 21
Puerto Rico 22 22 22 22 21
Virgin Islands (U.S.) 23 22 22 21 21
Uruguay 24 24 24 23 23
Mauritius 25 24 24 23 22
Seychelles 25 24 24 23 23
Chile 25 25 24 24 23
Korea, Dem. Rep. 25 25 24 24 23
Kazakhstan 25 25 24 24 25
Iran, Islamic Rep. 27 26 25 24 24
Bahamas, The 26 26 25 24 24
Azerbaijan 27 26 25 24 24
Tunisia 26 26 25 25 24
Bahrain 28 27 25 23 22
Sri Lanka 26 25 25 25 25
Kuwait 26 26 25 25 25
Albania 27 27 26 25 24
Argentina 27 26 26 26 25
New Caledonia 27 27 26 26 25
Vietnam 28 27 26 25 25
French Polynesia 29 28 27 26 25
Brazil 28 28 27 27 26
Costa Rica 29 28 27 27 26
Lebanon 28 28 27 27 26
Myanmar 29 28 28 27 27
Israel 28 28 28 28 27
St. Lucia 29 28 28 27 26
Antigua and Barbuda 29 28 28 28 27
St. Vincent and the Grenadines 29 29 28 28 27
Turkey 29 28 28 28 27
Mongolia 30 29 28 28 27
Algeria 30 29 28 28 27
Brunei Darussalam 29 29 28 28 28
Guam 30 30 29 29 28
Grenada 31 30 29 29 28
Malaysia 31 30 30 29 29
Suriname 30 30 30 29 29
Indonesia 30 30 30 30 30
Fiji 31 31 30 30 29
Morocco 31 31 30 30 29
Libya 31 31 30 30 30
Colombia 31 31 30 30 30
Panama 31 31 30 30 30
South Africa 31 31 31 30 30
Jamaica 31 31 31 30 30
Kyrgyz Republic 32 31 31 30 30
Venezuela, RB 32 31 31 31 30
Peru 32 32 32 31 31
India 33 32 32 31 31
Mexico 33 32 32 31 31
Turkmenistan 33 33 32 31 30
Egypt, Arab Rep. 33 33 32 32 32
Ecuador 33 33 32 32 32
Uzbekistan 34 33 32 32 31
Dominican Republic 33 33 33 32 32
Bhutan 35 34 33 32 31
Maldives 36 34 33 32 31
Saudi Arabia 35 34 34 33 32
Bangladesh 35 34 34 33 33
Oman 36 35 34 33 31
El Salvador 36 36 35 34 34
Cambodia 37 36 35 34 33
Paraguay 36 36 35 35 34
Botswana 36 36 35 35 35
Cabo Verde 38 37 36 35 34
Kiribati 38 37 36 36 35
Djibouti 38 37 36 36 35
Philippines 37 37 37 36 36
Guyana 36 37 37 37 38
Nicaragua 38 38 37 36 36
Jordan 38 38 37 37 36
Belize 38 38 37 37 36
Pakistan 39 38 38 37 36
Tajikistan 39 38 38 37 37
Haiti 38 38 38 37 37
Bolivia 39 38 38 37 37
Tonga 38 38 38 38 38
Syrian Arab Republic 39 39 38 37 37
Micronesia, Fed. Sts. 39 39 38 38 38
Nepal 40 39 39 39 38
Honduras 40 40 39 39 38
Samoa 40 40 39 39 39
Gabon 40 40 39 39 39
Lesotho 40 40 39 39 38
Vanuatu 40 40 39 39 39
Namibia 40 40 40 39 39
Lao PDR 41 40 40 39 38
Papua New Guinea 40 40 40 40 40
Ghana 40 40 40 40 39
Equatorial Guinea 41 41 40 40 40
Swaziland 42 42 41 41 40
Solomon Islands 41 41 41 41 41
Mauritania 42 42 41 41 41
Zimbabwe 42 41 41 42 42
Comoros 41 42 42 42 42
Central African Republic 42 42 42 41 41
Sao Tome and Principe 42 42 42 42 42
Iraq 42 42 42 42 42
Congo, Rep. 42 42 42 42 42
Cote d'Ivoire 42 42 42 42 42
Sierra Leone 43 43 43 43 42
Togo 43 43 43 42 42
Kenya 43 43 43 43 43
Guinea-Bissau 43 43 43 42 42
Guatemala 43 43 43 43 42
Sudan 43 43 43 43 43
Eritrea 44 44 43 43 43
Liberia 43 43 43 43 43
Guinea 44 44 43 43 43
Nigeria 44 44 44 44 44
South Sudan 44 44 44 44 43
Senegal 44 44 44 44 44
Cameroon 45 44 44 44 44
Rwanda 45 44 44 44 45
Benin 45 45 44 44 44
Madagascar 45 45 45 44 44
Tanzania 45 45 45 45 45
Burundi 46 45 45 44 44
Yemen, Rep. 46 46 45 44 43
Mozambique 45 45 45 45 45
West Bank and Gaza 46 46 45 44 44
Ethiopia 46 46 46 46 45
Gambia, The 46 46 46 46 46
Malawi 46 46 46 46 46
Congo, Dem. Rep. 46 46 46 46 46
Mali 46 46 46 46 47
Burkina Faso 47 46 46 46 46
Zambia 47 47 47 47 47
Timor-Leste 48 48 48 48 48
Somalia 48 48 48 48 48
Angola 48 48 48 48 48
Niger 49 49 49 49 50
Chad 49 49 49 49 49
Afghanistan 49 49 49 49 49
Uganda 49 49 49 49 49
Palau
Sint Maarten (Dutch part)
Greenland
Marshall Islands
Liechtenstein
St. Martin (French part)
Cayman Islands
St. Kitts and Nevis
Isle of Man
Faeroe Islands
Andorra
Turks and Caicos Islands
Dominica
Tuvalu
American Samoa
Kosovo
San Marino
Bermuda
Monaco
Northern Mariana Islands

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