Region
Afghanistan
4
Africa
7
Africa, Southern
1
Albania
2
Alberta
1
Algeria
1
Angola
1
Antigua and Barbuda
1
Arab countries
1
Arequipa
1
Arequipa (Peru)
1
Argentina
3
Armenia
2
Asia
5
Asia, Central
1
Athens
1
Athens (Greece)
1
Atlantic Ocean Region
1
Australia
3
Austria
2
Baltic States
1
Belarus
1
Benelux countries
1
Benin
1
Bhutan
1
Bolivia
2
Botswana
1
Bulgaria
1
Burkina Faso
2
California
2
Cambodia
2
Canada
11
Caribbean Area
8
Caucasus
1
Central America
1
Chicago
1
China
17
Colombia
10
Comoros
1
Congo (Brazzaville)
1
Croatia
1
Cyprus
3
Côte d'Ivoire
2
Denmark
3
Developed countries
1
Developing countries
26
Djibouti
2
Dominica
1
Dominican Republic
1
East Asia
3
more ...