| Age (years) | Frequency | Percent |
| 11 - 20 | 4 | 7.7 |
| 21 - 30 | 14 | 26.9 |
| 31 - 40 | 13 | 25.0 |
| 41 - 50 | 11 | 21.2 |
| 51 - 60 | 4 | 7.7 |
| >60 | 6 | 11.5 |
| Total | 52 | 100.0 |