- Czechoslovakia23,232
- Hungary17,808
- Poland17,343
- Bulgaria8,960
- Romania8,115
- USSR3,657
- Yugoslavia3,349
- Germany (East)3,335
- Soviet Union2,743
- Albania2,386
- China1,195
- Austria572
- France495
- Italy491
- Estonian S.S.R.332
- Turkey328
- Lithuanian S.S.R.292
- Greece223
- Germany (West)219
- Sweden202