| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not willing | 0 |
0%
|
| 1 | Yes | 4 |
9.1%
|
| 2 | No | 40 |
90.9%
|
| 9 | Do not know | 0 |
0%
|
| Sysmiss | 1435 |