| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 | 9183 |
40.3%
|
| 0.5 | 0.5 | 8498 |
37.3%
|
| 1 | 1 | 5130 |
22.5%
|
| -99 | -99 | 0 | |
| Sysmiss | 1747 |