| Value | Category | Cases | |
|---|---|---|---|
| -2 | 7080 |
86.7%
|
|
| -1 | 411 |
5%
|
|
| 0 | 49 |
0.6%
|
|
| 1 | 561 |
6.9%
|
|
| 2 | 66 |
0.8%
|
|
| Sysmiss | 643 |