| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 | 84 |
6.8%
|
| 0.5 | 0.5 | 320 |
25.9%
|
| 1 | 1 | 831 |
67.3%
|
| -99 | -99 | 0 | |
| Sysmiss | 14 |