| Value | Category | Cases | |
|---|---|---|---|
| -999 | -999 | 1 |
0.6%
|
| -888 | -888 | 7 |
3.9%
|
| 0 | No | 95 |
52.5%
|
| 1 | Yes | 78 |
43.1%
|
| Sysmiss | 4769 |