| Value | Category | Cases | |
|---|---|---|---|
| -2 | 4228 |
51%
|
|
| -1 | 1710 |
20.6%
|
|
| 1 | 2147 |
25.9%
|
|
| 2 | 210 |
2.5%
|
|
| Sysmiss | 515 |