| Value | Category | Cases | |
|---|---|---|---|
| 1 | 11 years old or younger | 10 |
0.8%
|
| 2 | 12 years old | 105 |
8.3%
|
| 3 | 13 years old | 252 |
19.8%
|
| 4 | 14 years old | 262 |
20.6%
|
| 5 | 15 years old | 230 |
18.1%
|
| 6 | 16 years old or older | 412 |
32.4%
|
| Sysmiss | 3 |