| Value | Category | Cases | |
|---|---|---|---|
| -2 | 12 |
0%
|
|
| -1 | 171 |
0.7%
|
|
| 1 | 14838 |
58.8%
|
|
| 2 | 10198 |
40.4%
|
|
| Sysmiss | 18468 |