| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 1676 |
12.3%
|
| 1 | Yes | 10457 |
76.9%
|
| 8 | Don't know | 1472 |
10.8%
|
| 9 | 36 | ||
| Sysmiss | 17438 |