| Value | Category | Cases | |
|---|---|---|---|
| 0 | negative | 1060 |
97%
|
| 1 | positive | 29 |
2.7%
|
| 3 | no present | 0 |
0%
|
| 4 | refused | 3 |
0.3%
|
| 6 | other | 1 |
0.1%
|
| Sysmiss | 11856 |