- Czechoslovakia13,047
- Poland8,712
- Hungary5,712
- Yugoslavia4,593
- USSR4,076
- Germany (East)3,694
- Romania2,725
- Bulgaria2,379
- Albania1,996
- China1,168
- Soviet Union897
- Italy485
- France243
- Germany (West)240
- Spain162
- Austria149
- Vietnam141
- Lithuanian S.S.R.140
- Cuba96
- Japan75