| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not filled | 531 |
7%
|
| 1 | Yes | 4297 |
56.9%
|
| 2 | No | 2562 |
33.9%
|
| 9 | Don't know | 167 |
2.2%
|
| Sysmiss | 26974 |