| Value | Category | Cases | |
|---|---|---|---|
| 1 | 21 |
17.8%
|
|
| 2 | 23 |
19.5%
|
|
| 3 | 22 |
18.6%
|
|
| 4 | 52 |
44.1%
|
|
| Sysmiss | 4 |