| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 | 128 |
8.4%
|
| 0.33 | 0.33 | 537 |
35.1%
|
| 0.66 | 0.66 | 671 |
43.8%
|
| 1 | 1 | 195 |
12.7%
|
| -99 | -99 | 0 | |
| Sysmiss | 3 |