| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4 |
18.2%
|
|
| 1 | 9 |
40.9%
|
|
| 2 | 7 |
31.8%
|
|
| 3 | 2 |
9.1%
|
|
| Sysmiss | 103 |