| Variables | Effective | Percentage (%) |
| Age groups |
|
|
| <30 | 13 | 10.2 |
| 30 - 39 | 14 | 10.9 |
| 40 - 49 | 30 | 23.4 |
| 50 - 59 | 28 | 21.9 |
| ≥60 | 43 | 33.6 |
| Total | 128 | 100 |