| Value | Category | Cases | |
|---|---|---|---|
| -9 | 28 |
8.7%
|
|
| -7 | 58 |
18%
|
|
| -6 | 13 |
4%
|
|
| 1 | 23 |
7.1%
|
|
| 2 | 200 |
62.1%
|
|
| Sysmiss | 80 |