| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 | 418 |
44.7%
|
| 0.5 | 0.5 | 350 |
37.4%
|
| 1 | 1 | 168 |
17.9%
|
| -99 | -99 | 0 | |
| Sysmiss | 73 |