| Value | Category | Cases | |
|---|---|---|---|
| -9 | 1 |
3.2%
|
|
| -8 | 6 |
19.4%
|
|
| 1 | 10 |
32.3%
|
|
| 3 | 12 |
38.7%
|
|
| 5 | 2 |
6.5%
|
|
| Sysmiss | 168 |