| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 972 |
98.2%
|
| 1 | Yes | 13 |
1.3%
|
| 6 | Refused to answer / no response | 5 |
0.5%
|
| 9 | 11 | ||
| Sysmiss | 430 |