| Value | Category | Cases | |
|---|---|---|---|
| 1 | 28 |
19.3%
|
|
| 2 | 46 |
31.7%
|
|
| 3 | 36 |
24.8%
|
|
| 4 | 35 |
24.1%
|
|
| Sysmiss | 13 |