|
| 2015 | 2017 | ||
|
| No. | % | No. | % |
| 16 - 17 years | 9 | 3.0 | 18 | 7.7 |
| 17 - 18 years | 96 | 32.4 | 103 | 44.0 |
| 19 - 20 years | 131 | 44.3 | 94 | 40.2 |
| 20 - 21years | 37 | 12.5 | 9 | 3.8 |
| 22 - 23 years | 14 | 4.7 | 5 | 2.1 |
| 23+ years | 9 | 3.0 | 5 | 2.1 |
| Total | 296 | 100.0 | 234 | 100.0 |