| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 | 150 |
12.6%
|
| 0.33 | 0.33 | 207 |
17.4%
|
| 0.66 | 0.66 | 337 |
28.4%
|
| 1 | 1 | 493 |
41.5%
|
| -99 | -99 | 0 | |
| Sysmiss | 13 |