| Value | Category | Cases | |
|---|---|---|---|
| -999 | 7 |
0%
|
|
| -777 | 790 |
1.6%
|
|
| 0 | No | 35785 |
72.2%
|
| 1 | Yes | 12983 |
26.2%
|
| Sysmiss | 2491 |