| Value | Category | Cases | |
|---|---|---|---|
| 0 | negative | 16270 |
50.1%
|
| 1 | positive | 5278 |
16.2%
|
| 2 | refused test | 1487 |
4.6%
|
| 3 | refused survey | 1903 |
5.9%
|
| 4 | not found | 7553 |
23.2%
|