| Value | Category | Cases | |
|---|---|---|---|
| 1 | 5-9 | 381 |
48.6%
|
| 2 | 10-14 | 240 |
30.6%
|
| 3 | 15-17 | 143 |
18.2%
|
| Sysmiss | 20 |
2.6%
|