| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 | 27 |
2.7%
|
| 0.33 | 0.33 | 138 |
14.1%
|
| 0.66 | 0.66 | 567 |
57.7%
|
| 1 | 1 | 250 |
25.5%
|
| -99 | -99 | 0 | |
| Sysmiss | 18 |