| Value | Category | Cases | |
|---|---|---|---|
| 0 | 31 |
55.4%
|
|
| 1 | 19 |
33.9%
|
|
| 2 | 5 |
8.9%
|
|
| 4 | 1 |
1.8%
|
|
| Sysmiss | 72 |