Place
- Bulgaria, Europe7
- Ruse, Bulgaria[remove]7
- Sofia Province, Bulgaria5
- Vienna, Austria5
- Germany4
- Austria, Europe3
- Egypt, Africa3
- England3
- France3
- Romania, Europe3
- Russia, Europe3
- Russian Soviet Federative Socialist Republic, Asia3
- Spain, Europe3
- Varna, Bulgaria3
- Vidin, Bulgaria3
- America, North America2
- Belgium, Europe2
- Dobruja, Europe2
- Greece2
- Hungary, Europe2