Region
United States
104
Japan
16
Europe
9
China
6
Developing countries
5
Great Britain
4
Africa
3
European Union countries
3
Canada
2
East Asia
2
European Economic Community countries
2
France
2
Germany
2
Southeast Asia
2
Asia
1
Australia
1
Belize
1
Central America
1
Commonwealth countries
1
Entwicklungsländer
1
Europe, Eastern
1
Jamaica
1
Korea (South)
1
North America
1
Venezuela
1