Country name 2008 2009 2010 2011
Macao SAR, China
Singapore
Hong Kong SAR, China
Luxembourg
Puerto Rico 1 1 1
Trinidad and Tobago 1 1 1
Belgium 1 1 1
United Kingdom 1 1 1
Brunei Darussalam 1 1 1 1
Bermuda 1 1 1
Germany 1 1 1
United Arab Emirates 1 1 1
Japan 1 1 1
Denmark 1 1 1
United States 1 1 1
Austria 2 2 2
Norway 1 1 2
St. Kitts and Nevis 1 1 2 2
Sweden 2 2 2
Italy 2 2 2
Malta 2 2 2
Netherlands 2 2 2
Antigua and Barbuda 2 2 2 2
Bahamas, The 2 2 2 2
Seychelles 3 2 2 2
Australia 2 2 2
Czech Republic 2 2 2
Portugal 2 2 2
Slovenia 3 2 2
Botswana 2 3 2 3
South Africa 3 3 2 2
Saudi Arabia 2 3 2
Korea, Rep. 3 3 3 3
Spain 3 3 3
Finland 3 3 3
Jordan 3 3 3 3
Chile 4 4 3 3
St. Lucia 5 4 3 3
Lithuania 4 3 4
Hungary 4 3 4
Estonia 3 3 4
Poland 4 4 4
Mauritius 4 4 4 4
Congo, Rep. 4 5 4 3
Slovak Republic 4 4 4
Mexico 4 4 4 4
Russian Federation 4 5 4 4
Gabon 4 5 4 4
Latvia 3 3 4
Panama 5 5 5 4
Kazakhstan 6 6 5 6
Bulgaria 7 5 5 6
Cuba 5 5 5
Croatia 5 5 5 5
Grenada 4 5 5 5
Brazil 6 6 5 5
Lebanon 7 6 6 6
Maldives 6 6 6 6
Azerbaijan 6 7 6 6
Venezuela, RB 4 6 6
Dominican Republic 6 6 6 6
Jamaica 6 6 6 7
Romania 7 7 7 7
Peru 7 7 7 6
Algeria 7 7 7
Ecuador 7 7 7 7
Colombia 8 7 7 7
Costa Rica 7 7 7 6
St. Vincent and the Grenadines 7 7 7 6
Swaziland 8 8 7 7
Bosnia and Herzegovina 8 8 8 9
Yemen, Rep. 9 10 8
Namibia 8 8 8 8
Tunisia 8 9 8 9
Ukraine 8 8 8 10
Georgia 9 9 8 9
Lesotho 8 8 9 8
Serbia 11 10 9 9
Belarus 10 9 9 10
Montenegro 9 10 9 9
Uruguay 11 10 9 10
Turkey 9 9 10 9
Samoa 12 12 10 10
Angola 7 10 10 9
Cape Verde 6 9 10 10
Argentina 10 8 10 11
China 11 10 10 10
Malaysia 10 9 10 12
Suriname 10 11 10 10
Macedonia, FYR 12 11 11 11
Guatemala 12 12 12 11
Kosovo 12 12 12 12
Fiji 14 13 12 13
Philippines 13 13 12 13
Thailand 12 11 12 12
Honduras 13 12 13 15
El Salvador 13 12 13 13
Sri Lanka 13 13 13 12
Bolivia 13 14 13 13
Dominica 14 14 13 14
Egypt, Arab Rep. 13 14 14 14
Moldova 11 10 14 15
Turkmenistan 12 12 15 15
Indonesia 14 15 15 15
Morocco 15 16 15 15
Mongolia 21 20 16 14
Mauritania 19 20 17 13
Senegal 16 17 17 15
Bhutan 19 19 17 16
Zimbabwe 19 19 18 16
India 18 18 18 18
Bangladesh 19 19 19 18
Tonga 18 18 19 20
Nicaragua 19 18 19 20
Albania 20 19 19 19
Kyrgyz Republic 27 21 19 19
Uzbekistan 21 20 20 19
Armenia 18 19 20 21
Zambia 21 22 20 20
Vietnam 22 21 21 22
Guyana 26 24 21 21
Pakistan 20 22 21 22
Tajikistan 25 22 21 20
Tuvalu 21 22 22 23
Guinea 25 26 22 22
Paraguay 24 19 22 23
Cote d'Ivoire 25 25 23 24
Uganda 23 25 24 23
Sudan 26 27 25 24
Kenya 26 27 25 28
Kiribati 26 26 25
Afghanistan 27 30 27 21
Tanzania 30 29 28 28
Gambia, The 25 26 29 19
Ghana 31 32 30 26
Mozambique 29 29 30 30
Malawi 31 32 30 30
Togo 41 33 31 32
Rwanda 32 34 32 32
Benin 32 32 32
Lao PDR 35 35 33 31
Burundi 35 35 35 35
Burkina Faso 40 36 35 34
Papua New Guinea 34 36 36 36
Cambodia 35 36 36 37
Nepal 32 33 37 32
Congo, Dem. Rep. 44 47 46 46
Ethiopia 44 51 47 46
Sierra Leone 57 59 57 58
Liberia 67 58 57 53
Niger
New Zealand
Haiti
New Caledonia
Timor-Leste
Myanmar
Vanuatu 20 20
Qatar
Syrian Arab Republic 17 23
Monaco
Iceland 6 7
Micronesia, Fed. Sts.
Djibouti
Cameroon
West Bank and Gaza
Canada 2
Northern Mariana Islands
San Marino
Isle of Man
Sao Tome and Principe
Iran, Islamic Rep.
Belize 12
Cyprus 2
Marshall Islands
Guam
Mali 40 39
Greece
Madagascar 25 29
Faeroe Islands
Nigeria
Eritrea 17 15
Barbados 3 3
Comoros 46 46
Sint Maarten (Dutch part)
Switzerland
Cayman Islands
Israel
Bahrain
Ireland 1 1
Solomon Islands 41 39
Iraq
Somalia
Andorra
Central African Republic 53 57
Curacao
South Sudan
Turks and Caicos Islands
Aruba
Guinea-Bissau
Chad 14
American Samoa
Liechtenstein
Greenland
Libya 2
French Polynesia
St. Martin (French part)
France 2 2
Palau
Virgin Islands (U.S.)
Kuwait
Oman
Korea, Dem. Rep.
Equatorial Guinea 2

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