| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 13 |
1.4%
|
| 2 | No | 821 |
90.5%
|
| 3 | Don't know | 73 |
8%
|
| 4 | Refused | 0 |
0%
|
| Sysmiss | 93 |