| Value | Category | Cases | |
|---|---|---|---|
| 0 | 19 |
10.3%
|
|
| 1 | 48 |
26.1%
|
|
| 2 | 85 |
46.2%
|
|
| 3 | 32 |
17.4%
|
|
| Sysmiss | 416 |