- Japan8
- United Kingdom, England, London8
- East Germany, Berlin7
- United States, District of Columbia, Washington7
- United States, New York, New York County, New York7
- West Germany, Berlin7
- Lao People's Democratic Republic6
- Czechoslovakia4
- Democratic Republic of the Congo, Katanga Province4
- Ghana4
- Lebanon4
- People's Democratic Republic of Algeria, Algiers4
- Saudi Arabia4
- Canada3
- Cyprus3
- Egypt3
- Germany East3
- Hungary3
- Mexico3
- Poland3