| Value | Category | Cases | |
|---|---|---|---|
| 0 | 53 |
44.9%
|
|
| 1 | 31 |
26.3%
|
|
| 2 | 24 |
20.3%
|
|
| 3 | 10 |
8.5%
|
|
| Sysmiss | 4 |