| Value | Category | Cases | |
|---|---|---|---|
| -1 | 216 |
7.3%
|
|
| 0 | 2046 |
68.9%
|
|
| 1 | 705 |
23.7%
|
|
| 2 | 2 |
0.1%
|
|
| Sysmiss | 7747 |