| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 528 |
47.2%
|
| 1 | Yes | 476 |
42.6%
|
| 8 | Don't know | 110 |
9.8%
|
| 9 | 4 |
0.4%
|
|
| Sysmiss | 17 |