| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 | 313 |
32.3%
|
| 0.5 | 0.5 | 188 |
19.4%
|
| 1 | 1 | 467 |
48.2%
|
| -99 | -99 | 0 | |
| Sysmiss | 41 |