| Age range (year) | Effectif | Pourcentage (%) |
| 40 - 49 | 14 | 20.6 |
| 50 - 59 | 21 | 30.9 |
| 60 - 69 | 21 | 30.9 |
| 70 - 79 | 9 | 13.2 |
| 80 - 89 | 3 | 4.4 |
| In all | 68 | 100 |