| Value | Category | Cases | |
|---|---|---|---|
| -999 | Don't know | 0 |
0%
|
| -888 | Not available | 0 |
0%
|
| 1 | Male | 18839 |
52.1%
|
| 2 | Female | 17288 |
47.9%
|
| Sysmiss | 1 |