Region
United States
4
United States --
4
China
3
China --
3
Pacific Area --
3
East Asia --
2
Europe --
2
ASEAN countries
1
ASEAN countries --
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
Japan
1
Japan --
1
Korea (North)
1
Korea (North) --
1
Korea (South)
1
Korea (South) --
1
Pacific Area
1
Taiwan
1
Taiwan --
1