| Value | Category | Cases | |
|---|---|---|---|
| 0 | 330 |
87.8%
|
|
| 1 | 7 |
1.9%
|
|
| 2 | 27 |
7.2%
|
|
| 3 | 12 |
3.2%
|
|
| Sysmiss | 1824 |