| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 | 299 |
29.9%
|
| 0.5 | 0.5 | 247 |
24.7%
|
| 1 | 1 | 453 |
45.3%
|
| -99 | -99 | 0 | |
| Sysmiss | 1 |