| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 40 |
10.3%
|
| 2 | No | 347 |
89.2%
|
| 8 | Don't know | 1 |
0.3%
|
| 9 | Refused | 1 |
0.3%
|
| Sysmiss | 611 |