| Value | Category | Cases | |
|---|---|---|---|
| 0 | 979 |
66.1%
|
|
| 1 | 221 |
14.9%
|
|
| 2 | 180 |
12.2%
|
|
| 3 | 100 |
6.8%
|
|
| Sysmiss | 90 |