| Value | Category | Cases | |
|---|---|---|---|
| -999 | -999 | 4 |
0.1%
|
| -888 | -888 | 19 |
0.4%
|
| 0 | No | 236 |
5.1%
|
| 1 | Yes | 4332 |
94.4%
|
| Sysmiss | 359 |