Country name 2009 2010 2011 2012 2013
Afghanistan
Albania 1
Algeria
American Samoa
Andorra
Angola 7
Antigua and Barbuda 6
Argentina 7
Armenia 3 8
Aruba
Australia
Austria
Azerbaijan 2
Bahamas, The 6
Bahrain
Bangladesh 7
Barbados 7
Belarus 2
Belgium
Belize 6
Benin 7
Bermuda
Bhutan 2
Bolivia 12
Bosnia and Herzegovina 1 3
Botswana 6
Brazil 16
Brunei Darussalam
Bulgaria 4 2
Burkina Faso 7
Burundi
Cabo Verde
Cambodia
Cameroon 15
Canada
Cayman Islands
Central African Republic 10
Chad 12
Chile 11
China 8
Colombia 9
Comoros
Congo, Dem. Rep. 18 6
Congo, Rep.
Costa Rica 10
Cote d'Ivoire 17
Croatia 2
Cuba
Curacao
Cyprus
Czech Republic 6
Denmark
Djibouti 10
Dominica 5
Dominican Republic 7
Ecuador 18
Egypt, Arab Rep.
El Salvador 4
Equatorial Guinea
Eritrea 10
Estonia 2
Ethiopia 16
Faeroe Islands
Fiji 12
Finland
France
French Polynesia
Gabon 4
Gambia, The
Georgia 3
Germany
Ghana
Greece
Greenland
Grenada 9
Guam
Guatemala 5
Guinea
Guinea-Bissau
Guyana 12
Haiti
Honduras 10
Hong Kong SAR, China
Hungary 4
Iceland
India
Indonesia 2
Iran, Islamic Rep.
Iraq 12
Ireland
Isle of Man
Israel
Italy
Jamaica 13
Japan
Jordan
Kazakhstan 9 7
Kenya 11
Kiribati
Korea, Dem. Rep.
Korea, Rep.
Kosovo 2 1
Kuwait
Kyrgyz Republic 16 8
Lao PDR 7 6
Latvia 2
Lebanon 8
Lesotho 5
Liberia
Libya
Liechtenstein
Lithuania 2
Luxembourg
Macao SAR, China
Macedonia, FYR 3 3
Madagascar 14
Malawi 10
Malaysia
Maldives
Mali 13
Malta
Marshall Islands
Mauritania
Mauritius 10
Mexico 7
Micronesia, Fed. Sts. 18
Moldova 2 21
Monaco
Mongolia 19 8
Montenegro 1 3
Morocco
Mozambique
Myanmar
Namibia
Nepal 6 9
Netherlands
New Caledonia
New Zealand
Nicaragua 5
Niger 3
Nigeria
Northern Mariana Islands
Norway
Oman
Pakistan
Palau
Panama 8
Papua New Guinea
Paraguay 22
Peru 16
Philippines 10
Poland 6
Portugal
Puerto Rico
Qatar
Romania 2 1
Russian Federation 5 6
Rwanda 10
Samoa 10
San Marino
Sao Tome and Principe
Saudi Arabia
Senegal
Serbia 2 2
Seychelles
Sierra Leone
Singapore
Sint Maarten (Dutch part)
Slovak Republic 2
Slovenia 2 5
Solomon Islands
Somalia
South Africa
South Sudan
Spain
Sri Lanka 8
St. Kitts and Nevis 7
St. Lucia 5
St. Martin (French part)
St. Vincent and the Grenadines 4
Sudan
Suriname 13
Swaziland
Sweden
Switzerland
Syrian Arab Republic 5
Tajikistan
Tanzania 17
Thailand
Timor-Leste
Togo 7
Tonga 2
Trinidad and Tobago 7
Tunisia
Turkey
Turkmenistan
Turks and Caicos Islands
Tuvalu
Uganda 11
Ukraine 4
United Arab Emirates
United Kingdom
United States
Uruguay 6
Uzbekistan
Vanuatu
Venezuela, RB 18
Vietnam 4
Virgin Islands (U.S.)
West Bank and Gaza 3
Yemen, Rep. 6
Zambia 11
Zimbabwe 5

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