| Value | Category | Cases | |
|---|---|---|---|
| -8 | 4 |
1.1%
|
|
| 1 | 275 |
78.3%
|
|
| 2 | 46 |
13.1%
|
|
| 3 | 6 |
1.7%
|
|
| 4 | 20 |
5.7%
|
|
| Sysmiss | 2287 |