| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not willing | 0 |
0%
|
| 1 | Yes | 538 |
36.8%
|
| 2 | No | 922 |
63.1%
|
| 9 | Do not know | 1 |
0.1%
|
| Sysmiss | 2632 |