Region
Africa
1
Algeria
3
Aregntina
1
Argentina
3
Asia
1
Asia, Central
1
Azerbaijan
1
Bhutan
1
Bolivia
1
China
1
Costa Rica
1
Egypt
3
Europe
1
European Union countries
1
Former communist countries
6
Germany
2
Guatemala
1
Hong Kong
1
Hong Kong (China)
1
India
3
Indonesia
1
Jordan
1
Korea (South)
1
Latin America
2
Malaysia
3
Pakistan
3
Russia (Federation)
1
Singapore
2
South America
2
Turkey
4
United States
8
Venezuela
1
Western countries
3