| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 882 |
11.6%
|
| 1 | Yes | 5439 |
71.5%
|
| 8 | Don't know | 1286 |
16.9%
|
| 9 | Missing | 13 | |
| Sysmiss | 365 |