| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not willing | 0 |
0%
|
| 1 | Yes | 225 |
15.1%
|
| 2 | No | 1267 |
84.9%
|
| 9 | Don't know | 0 |
0%
|
| Sysmiss | 251 |