| Value | Category | Cases | |
|---|---|---|---|
| 1 | 39 |
32.8%
|
|
| 2 | 33 |
27.7%
|
|
| 3 | 20 |
16.8%
|
|
| 4 | 27 |
22.7%
|
|
| Sysmiss | 3 |