| Value | Category | Cases | |
|---|---|---|---|
| 1 | 11 years old or younger | 2 |
0.2%
|
| 2 | 12 years old | 8 |
0.6%
|
| 3 | 13 years old | 185 |
14.7%
|
| 4 | 14 years old | 347 |
27.6%
|
| 5 | 15 years old | 359 |
28.5%
|
| 6 | 16 years old or older | 357 |
28.4%
|
| Sysmiss | 20 |