| Value | Category | Cases | |
|---|---|---|---|
| -1 | 22 |
1.4%
|
|
| 0 | 1386 |
87.3%
|
|
| 1 | 127 |
8%
|
|
| 2 | 52 |
3.3%
|
|
| Sysmiss | 352 |