| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 | 264 |
21.6%
|
| 0.5 | 0.5 | 420 |
34.3%
|
| 1 | 1 | 541 |
44.2%
|
| -99 | -99 | 0 | |
| Sysmiss | 27 |