| Value | Category | Cases | |
|---|---|---|---|
| -1 | 808 |
1.9%
|
|
| 1 | 9556 |
21.9%
|
|
| 2 | 10414 |
23.9%
|
|
| 3 | 22880 |
52.4%
|
|
| Sysmiss | 29 |