| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 22 |
2.5%
|
| 2 | No | 854 |
95.6%
|
| 3 | Don't know | 16 |
1.8%
|
| 4 | Refused | 1 |
0.1%
|
| Sysmiss | 107 |