| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 | 584 |
56.5%
|
| 0.5 | 0.5 | 302 |
29.2%
|
| 1 | 1 | 147 |
14.2%
|
| -99 | -99 | 0 | |
| Sysmiss | 17 |