| Value | Category | Cases | |
|---|---|---|---|
| -2 | 4293 |
51.8%
|
|
| -1 | 1689 |
20.4%
|
|
| 1 | 139 |
1.7%
|
|
| 2 | 2174 |
26.2%
|
|
| Sysmiss | 515 |