| Value | Category | Cases | |
|---|---|---|---|
| -2 | 25 |
1.2%
|
|
| -1 | 41 |
2%
|
|
| 0 | 1048 |
50.7%
|
|
| 1 | 256 |
12.4%
|
|
| 2 | 696 |
33.7%
|
|
| Sysmiss | 20380 |