| Value | Category | Cases | |
|---|---|---|---|
| -2 | 29 |
0.3%
|
|
| -1 | 245 |
2.4%
|
|
| 1 | 1757 |
17.4%
|
|
| 2 | 8092 |
79.9%
|
|
| Sysmiss | 33564 |