| Value | Category | Cases | |
|---|---|---|---|
| 1 | 11 years old or younger | 1 |
0.1%
|
| 2 | 12 years old | 5 |
0.3%
|
| 3 | 13 years old | 116 |
5.8%
|
| 4 | 14 years old | 493 |
24.8%
|
| 5 | 15 years old | 638 |
32.1%
|
| 6 | 16 years old or older | 736 |
37%
|
| Sysmiss | 20 |