| Age in years | No. of cases (n = 68) | Percentage |
| <10 | 17 | 25 |
| 11 - 20 | 15 | 22.05 |
| 21 - 30 | 12 | 17.06 |
| 31 - 40 | 9 | 13.23 |
| 41 - 50 | 10 | 14.70 |
| 51 - 60 | 5 | 7.35 |