Region
United States --
42
United States
24
Soviet Union
3
Soviet Union --
3
China
2
China --
2
Cyprus --
1
Egypt
1
Egypt --
1
Georgia --
1
Germany (West)
1
Germany (West) --
1
Great Britain
1
Great Britain --
1
Grenada
1
Grenada --
1
Israel
1
Israel --
1
Japan
1
Japan --
1
Korea
1
Korea --
1
Laos
1
Laos --
1
Libya
1
Libya --
1
Malaya
1
Malaya --
1
Malaysia
1
Malaysia --
1
Nigeria
1
Nigeria --
1
Singapore
1
Singapore --
1
Turkey
1
Turkey --
1
United states --
1