| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 | 1020 |
59.7%
|
| 0.5 | 0.5 | 539 |
31.5%
|
| 1 | 1 | 150 |
8.8%
|
| -99 | -99 | 0 | |
| Sysmiss | 306 |