| Value | Category | Cases | |
|---|---|---|---|
| -9 | 7 |
5.7%
|
|
| -8 | 45 |
36.6%
|
|
| 1 | 8 |
6.5%
|
|
| 2 | 63 |
51.2%
|
|
| Sysmiss | 1177 |