| Value | Category | Cases | |
|---|---|---|---|
| 0 | 341 |
15.8%
|
|
| 1 | 173 |
8%
|
|
| 2 | 570 |
26.5%
|
|
| 3 | 348 |
16.2%
|
|
| 4 | 491 |
22.8%
|
|
| 5 | 230 |
10.7%
|
|
| Sysmiss | 10 |