| Value | Category | Cases | |
|---|---|---|---|
| 0 | 67 |
2.8%
|
|
| 1 | 62 |
2.6%
|
|
| 2 | 291 |
12.1%
|
|
| 3 | 734 |
30.6%
|
|
| 4 | 1243 |
51.9%
|
|
| Sysmiss | 2432 |