| Value | Category | Cases | |
|---|---|---|---|
| 0 | 14 |
21.2%
|
|
| 1 | 46 |
69.7%
|
|
| 2 | 4 |
6.1%
|
|
| 4 | 2 |
3%
|
|
| Sysmiss | 6891 |