| Value | Category | Cases | |
|---|---|---|---|
| -999 | -999 | 12 |
0.3%
|
| -888 | -888 | 35 |
0.8%
|
| 0 | No | 1684 |
36.7%
|
| 1 | Yes | 2860 |
62.3%
|
| Sysmiss | 359 |