| Value | Category | Cases | |
|---|---|---|---|
| 0 | 274 |
16.3%
|
|
| 1 | 416 |
24.8%
|
|
| 2 | 674 |
40.1%
|
|
| 3 | 315 |
18.8%
|
|
| Sysmiss | 2746 |