| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 | 6267 |
27.5%
|
| 0.33 | 0.33 | 7872 |
34.6%
|
| 0.66 | 0.66 | 5989 |
26.3%
|
| 1 | 1 | 2628 |
11.5%
|
| -99 | Missing | 0 | |
| Sysmiss | 1802 |