| Value | Category | Cases | |
|---|---|---|---|
| -99 | 15 |
7.9%
|
|
| 1 | 42 |
22.2%
|
|
| 2 | 41 |
21.7%
|
|
| 3 | 53 |
28%
|
|
| 4 | 37 |
19.6%
|
|
| 5 | 1 |
0.5%
|
|
| Sysmiss | 2 |