| Place of Birth | Frequency | Percentage | Cumulative Percentage |
| Bulgaria | 272 | 89.8 | 89.8 |
| Turkey | 23 | 7.6 | 97.4 |
| Yugoslavia | 4 | 1.3 | 98.7 |
| Macedonia | 2 | 0.7 | 99.3 |
| Greece | 2 | 0.7 | 100.0 |
| Total | 303 | 100.0 |
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