| Value | Category | Cases | |
|---|---|---|---|
| 0 | 51 |
87.9%
|
|
| 1 | 7 |
12.1%
|
|
| 96 | Don't know | 0 | |
| 98 | Refused | 0 | |
| 99 | Missing | 0 | |
| Sysmiss | 1198 |