| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 1444 |
27.4%
|
| 2 | No | 3794 |
71.9%
|
| 8 | Don't know | 33 |
0.6%
|
| 9 | Refused | 4 |
0.1%
|
| Sysmiss | 138815 |