Country name 2006 2007 2008 2009 2010
Armenia 5
Rwanda 6 6
Timor-Leste 7
Cambodia 8
Burundi 10
Peru 12 14 14 14
Colombia 20
Tanzania 23 23
Burkina Faso 24
Malawi 26
Nigeria 23 26
Australia
Tunisia
Austria
Mexico
Azerbaijan 6
Serbia
Bahamas, The
West Bank and Gaza
Bahrain
Papua New Guinea
Myanmar
Bangladesh 33
Barbados
Romania
Belarus
Antigua and Barbuda
Belgium
United Kingdom
Belize
Aruba
Benin 21
Malta
Bermuda
Mongolia
Bhutan
New Caledonia
Bolivia 18
Oman
Bosnia and Herzegovina
Poland
Botswana
San Marino
Brazil
Argentina
Brunei Darussalam
American Samoa
Bulgaria
Tuvalu
Liberia 32 38
Vanuatu
Luxembourg
Afghanistan
Angola 29
Liechtenstein
Cabo Verde
Macedonia, FYR
Andorra
Maldives 2
Cameroon
Mauritania
Canada
Moldova
Cayman Islands
Morocco
Central African Republic
Nepal 19
Chad
Nicaragua 25
Chile
China
Palau
Sint Maarten (Dutch part)
Algeria
Somalia
Puerto Rico
Sri Lanka
Albania 3
St. Vincent and the Grenadines
Saudi Arabia
Sweden
Sierra Leone 34
Comoros
Slovenia
Congo, Dem. Rep. 24
South Sudan
Congo, Rep.
St. Lucia
Costa Rica
Suriname
Cote d'Ivoire
Syrian Arab Republic
Croatia 4 4 4 4
Cuba
Tonga
Curacao
Turkmenistan
Cyprus
Ukraine 4
Czech Republic
Uruguay
Denmark
Vietnam
Djibouti
Zambia 28
Dominica
Lesotho 20
Dominican Republic 21
Libya
Ecuador
Lithuania
Egypt, Arab Rep. 10
Macao SAR, China
El Salvador 23
Madagascar 32
Equatorial Guinea
Malaysia
Eritrea
Mali 36
Estonia
Marshall Islands
Ethiopia
Mauritius
Faroe Islands
Micronesia, Fed. Sts.
Fiji
Monaco
Finland
Montenegro
France
Mozambique
French Polynesia
Namibia 15
Gabon
Netherlands
Gambia, The
New Zealand
Northern Mariana Islands
Niger 39
Georgia
Germany
Norway
Ghana 13
Pakistan 9
Greece
Panama
Greenland
Paraguay 12
Grenada
Philippines 10
Guam
Portugal
Guatemala 22
Qatar
Guinea
Russian Federation
Guinea-Bissau
Samoa
Guyana 18
Sao Tome and Principe 23
Haiti 14
Senegal 18 18
Honduras 22
Seychelles
Hong Kong SAR, China
Singapore
Hungary
Slovak Republic
Iceland
Solomon Islands
India 16
South Africa
Indonesia 9
Spain
Iran, Islamic Rep.
St. Kitts and Nevis
Iraq
St. Martin (French part)
Ireland
Sudan
Isle of Man
Swaziland 23
Israel
Switzerland
Italy
Tajikistan
Jamaica 14
Thailand
Japan
Togo
Jordan 4 5
Trinidad and Tobago
Kazakhstan 7
Turkey
Kenya 18
Turks and Caicos Islands
Kiribati
Uganda 25 21
Korea, Dem. People’s Rep.
United Arab Emirates
Korea, Rep.
United States
Kuwait
Uzbekistan
Kyrgyz Republic
Venezuela, RB
Lao PDR
Virgin Islands (U.S.)
Latvia
Yemen, Rep.
Lebanon
Zimbabwe 21

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