| Value | Category | Cases | |
|---|---|---|---|
| 1 | 22 |
15.2%
|
|
| 2 | 38 |
26.2%
|
|
| 3 | 51 |
35.2%
|
|
| 4 | 34 |
23.4%
|
|
| Sysmiss | 13 |