Region
United States
9
United States --
9
China
8
China --
8
Asia
3
Europe --
3
Japan
3
Japan --
3
Pacific Area --
3
Asia --
2
East Asia --
2
Taiwan
2
Taiwan --
2
ASEAN countries
1
ASEAN countries --
1
Europe
1
Europe, Eastern
1
Europe, Eastern --
1
European Economic Community countries
1
European Economic Community countries --
1
European Union countries
1
European Union countries --
1
Korea (North)
1
Korea (North) --
1
Korea (South)
1
Korea (South) --
1
Mexico
1
Mexico --
1
Mwxico --
1
Pacific Area
1
Singapore
1
Singapore --
1
Western countries
1
Western countries --
1