| Value | Category | Cases | |
|---|---|---|---|
| 0 | 292 |
13.5%
|
|
| 1 | 294 |
13.6%
|
|
| 2 | 736 |
34.1%
|
|
| 3 | 611 |
28.3%
|
|
| 4 | 224 |
10.4%
|
|
| Sysmiss | 6 |