| Value | Category | Cases | |
|---|---|---|---|
| -999 | Don't know | 0 |
0%
|
| -888 | Not available | 9 |
1.4%
|
| 1 | Yes | 446 |
67.5%
|
| 2 | No | 206 |
31.2%
|
| Sysmiss | 35467 |