| Value | Category | Cases | |
|---|---|---|---|
| 0 | 11 |
5.1%
|
|
| 1 | 74 |
34.3%
|
|
| 2 | 101 |
46.8%
|
|
| 3 | 30 |
13.9%
|
|
| Sysmiss | 384 |