Region
United States
United States --
15
Asia, Southeastern --
3
Europe
3
Europe --
3
Soviet Union
3
Soviet Union --
3
ASEAN countries
2
ASEAN countries --
2
European Economic Community countries --
2
Malaysia
2
Pacific Area --
2
Asia
1
Asia --
1
Asia, Southeastern
1
Canada
1
Canada --
1
China
1
East Asia --
1
European Economic Community countries
1
Hong Kong (China) --
1
Japan
1
Japan --
1
Korea (South) --
1
Pacific Area
1
Taiwan --
1