| Value | Category | Cases | |
|---|---|---|---|
| -999 | -999 | 6 |
0.1%
|
| -888 | -888 | 92 |
2.2%
|
| 0 | No | 1340 |
32.7%
|
| 1 | Yes | 2658 |
64.9%
|
| Sysmiss | 854 |