| Value | Category | Cases | |
|---|---|---|---|
| 0 | 328 |
14.7%
|
|
| 1 | 453 |
20.3%
|
|
| 2 | 68 |
3%
|
|
| 3 | 46 |
2.1%
|
|
| 4 | 1292 |
57.8%
|
|
| 9 | 49 |
2.2%
|
|
| Sysmiss | 14 |