| Value | Category | Cases | |
|---|---|---|---|
| -2 | 7392 |
90.3%
|
|
| -1 | 288 |
3.5%
|
|
| 0 | 69 |
0.8%
|
|
| 1 | 438 |
5.3%
|
|
| Sysmiss | 623 |