Region
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Cameroon
13
Ecuador
13
Finland
13
Morocco
13
Norway
13
Vietnam
13
Bhutan
12
Iran, Islamic Republic of
12
Netherlands
12
Cambodia
11
Czech Republic
11
Dominican Republic
11
Jamaica
11
Kenya
11
Korea (South)
11
Russian Federation
11
Costa Rica
10
Slovak Republic
10
Switzerland
10
Austria
9
Belgium
9
Bolivia
9
Botswana
9
China
9
China, People's Republic of
9
Denmark
9
Guatemala
9
Guinea
9
Papua New Guinea
9
Taiwan Province of China
9
Antigua and Barbuda
8
Burkina Faso
8
Central African Republic
8
Ghana
8
Hong Kong Special Administrative Region, People's Republic of China
8
Ireland
8
Kazakhstan
8
Macedonia, former Yugoslav Republic of
8
Maldives
8
Tunisia
8
Ukraine
8
Uzbekistan
8
Zimbabwe
8
Bahrain
7
Lebanon
7
Mauritania
7
Mongolia
7
Saint Vincent and the Grenadines
7
Saudi Arabia
7
Senegal
7
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