| Value | Category | Cases | |
|---|---|---|---|
| 1 | 5-9 | 236 |
38.9%
|
| 2 | 10-14 | 140 |
23.1%
|
| 3 | 15-17 | 98 |
16.2%
|
| Sysmiss | 132 |
21.8%
|