| Value | Category | Cases | |
|---|---|---|---|
| 1 | 30 |
20.8%
|
|
| 2 | 31 |
21.5%
|
|
| 3 | 44 |
30.6%
|
|
| 4 | 39 |
27.1%
|
|
| Sysmiss | 14 |