| Value | Category | Cases | |
|---|---|---|---|
| 1 | 31 |
21.8%
|
|
| 2 | 53 |
37.3%
|
|
| 3 | 27 |
19%
|
|
| 4 | 31 |
21.8%
|
|
| Sysmiss | 16 |