Place
- Bulgaria, Europe8
- Greece[remove]8
- Sofia Province, Bulgaria6
- France5
- Germany5
- Russian Soviet Federative Socialist Republic, Asia5
- England4
- Belogradchik, Bulgaria3
- Egypt, Africa3
- India, Asia3
- Istanbul, Turkey3
- Romania, Europe3
- Spain, Europe3
- Turkey, Europe/Asia3
- Vidin Province, Bulgaria3
- Vidin, Bulgaria3
- Vratsa Province, Bulgaria3
- Vratsa, Bulgaria3
- Afghanistan, Asia2
- Algeria, Africa2