- Czechoslovakia24,935
- Hungary19,165
- Poland18,946
- Bulgaria10,323
- Romania9,864
- USSR3,657
- Yugoslavia3,357
- Germany (East)3,335
- Soviet Union2,747
- Albania2,623
- China1,195
- Austria572
- France495
- Italy491
- Estonian S.S.R.332
- Turkey328
- Lithuanian S.S.R.292
- Greece223
- Germany (West)219
- Sweden202