| Value | Category | Cases | |
|---|---|---|---|
| 0 | 11 |
20.4%
|
|
| 1 | 30 |
55.6%
|
|
| 2 | 10 |
18.5%
|
|
| 3 | 3 |
5.6%
|
|
| Sysmiss | 60 |