| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 987 |
14.5%
|
| 2 | No | 5828 |
85.3%
|
| 77 | Don't know | 1 |
0%
|
| 99 | Don't know | 14 |
0.2%
|
| Sysmiss | 12 |