| Value | Category | Cases | |
|---|---|---|---|
| 0 | 34 |
69.4%
|
|
| 1 | 9 |
18.4%
|
|
| 2 | 5 |
10.2%
|
|
| 3 | 1 |
2%
|
|
| Sysmiss | 1 |