| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not filled | 239 |
0.8%
|
| 1 | Yes | 2632 |
9.3%
|
| 2 | No | 25314 |
89.8%
|
| 9 | Don't know | 0 |
0%
|
| Sysmiss | 6346 |