| Value | Category | Cases | |
|---|---|---|---|
| -9 | 1 | 110 |
6.8%
|
| -7 | 2 | 277 |
17%
|
| 0 | 3 | 827 |
50.8%
|
| 1 | 4 | 338 |
20.7%
|
| 2 | 5 | 28 |
1.7%
|
| 3 | 6 | 31 |
1.9%
|
| 4 | 7 | 18 |
1.1%
|
| 5 | 8 | 0 |
0%
|
| Sysmiss | 366 |