| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 6 |
3.1%
|
| 2 | No | 170 |
88.5%
|
| 3 | Don't know | 14 |
7.3%
|
| 9 | not stated | 2 |
1%
|
| Sysmiss | 2671 |