| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 428 |
55.2%
|
| 1 | Yes | 306 |
39.5%
|
| 8 | Don't know | 34 |
4.4%
|
| 9 | 7 |
0.9%
|
|
| Sysmiss | 308 |