| Value | Category | Cases | |
|---|---|---|---|
| 0 | 57 |
73.1%
|
|
| 1 | 4 |
5.1%
|
|
| 2 | 5 |
6.4%
|
|
| 3 | 12 |
15.4%
|
|
| Sysmiss | 528 |