| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 | 9106 |
40.3%
|
| 0.5 | 0.5 | 3047 |
13.5%
|
| 1 | 1 | 10435 |
46.2%
|
| -99 | -99 | 0 | |
| Sysmiss | 1970 |