| Value | Category | Cases | |
|---|---|---|---|
| 1 | 11 years old or younger | 8 |
0.2%
|
| 2 | 12 years old | 1 |
0%
|
| 3 | 13 years old | 17 |
0.5%
|
| 4 | 14 years old | 870 |
26.2%
|
| 5 | 15 years old | 855 |
25.7%
|
| 6 | 16 years old | 542 |
16.3%
|
| 7 | 17 years old | 768 |
23.1%
|
| 8 | 18 years old or older | 264 |
7.9%
|
| Sysmiss | 6 |