| Value | Category | Cases | |
|---|---|---|---|
| 1 | 5-9 | 429 |
42.5%
|
| 2 | 10-14 | 321 |
31.8%
|
| 3 | 15-17 | 231 |
22.9%
|
| Sysmiss | 29 |
2.9%
|