| Value | Category | Cases | |
|---|---|---|---|
| -9 | 30 |
27.3%
|
|
| 1 | 4 |
3.6%
|
|
| 2 | 65 |
59.1%
|
|
| 3 | 11 |
10%
|
|
| Sysmiss | 99 |