| Value | Category | Cases | |
|---|---|---|---|
| 0 | 63 |
3%
|
|
| 1 | 351 |
16.8%
|
|
| 2 | 929 |
44.4%
|
|
| 3 | 424 |
20.3%
|
|
| 4 | 324 |
15.5%
|
|
| Sysmiss | 72 |