| Value | Category | Cases | |
|---|---|---|---|
| 0 | 329 |
14.8%
|
|
| 1 | 314 |
14.2%
|
|
| 2 | 854 |
38.5%
|
|
| 3 | 508 |
22.9%
|
|
| 4 | 214 |
9.6%
|
|
| Sysmiss | 10 |