| Value | Category | Cases | |
|---|---|---|---|
| 0 | 39 |
47%
|
|
| 1 | 6 |
7.2%
|
|
| 2 | 29 |
34.9%
|
|
| 3 | 6 |
7.2%
|
|
| 7 | 3 |
3.6%
|
|
| Sysmiss | 1868 |