| Value | Category | Cases | |
|---|---|---|---|
| 1 | 6 |
5.5%
|
|
| 2 | 21 |
19.3%
|
|
| 3 | 38 |
34.9%
|
|
| 4 | 27 |
24.8%
|
|
| 5 | 17 |
15.6%
|
|
| Sysmiss | 29 |