| Value | Category | Cases | |
|---|---|---|---|
| 0 | 134 |
6%
|
|
| 1 | 422 |
19%
|
|
| 2 | 559 |
25.1%
|
|
| 3 | 768 |
34.5%
|
|
| 4 | 341 |
15.3%
|
|
| Sysmiss | 5 |