| Value | Category | Cases | |
|---|---|---|---|
| 0 | Negative | 482 |
91.8%
|
| 1 | Positive | 31 |
5.9%
|
| 2 | Prefer not to say | 2 |
0.4%
|
| 9 | Don't know | 10 |
1.9%
|
| Sysmiss | 1473 |