| Value | Category | Cases | |
|---|---|---|---|
| -1 | 23 |
0.3%
|
|
| 1 | 3935 |
49.2%
|
|
| 2 | 618 |
7.7%
|
|
| 3 | 3426 |
42.8%
|
|
| Sysmiss | 808 |