| Percentage | Frequency | Educational level | |
| 13.9 | 29 | PhD | |
| 86.1 | 180 | Bachelor | |
| 100 | 209 | Total | |
| Percentage | Frequency | Working experience | |
| 12.9 | 27 | <10 years | |
| 67.5 | 141 | 10 - 20 years | |
| 19.6 | 41 | >20 years | |
| 100 | 209 | Total | |