Region
United States --
United States
19
Asia --
3
Europe
3
Europe --
3
Soviet Union
3
Soviet Union --
3
ASEAN countries
2
ASEAN countries --
2
Asia
2
Asia, Southeastern
2
Asia, Southeastern --
2
Pacific Area --
2
Southeast Asia
2
Southeast Asia --
2
Australia --
1
Canada
1
Canada --
1
China
1
East Asia --
1
European Economic Community countries
1
European Economic Community countries --
1
France
1
Japan
1
Japan --
1
Malaysia
1
New Zealand --
1
Pacific Area
1
Singapore
1
Singapore --
1