Year | Positive cases (n) | Negative cases (n) | Total cases (n) | Prevalence (%) |
---|---|---|---|---|
2018 | 1223 | 4634 | 5857 | 20.88% |
2019 | 1832 | 7217 | 9049 | 20.25% |
2020 | 1810 | 7070 | 8880 | 20.38% |
2021 | 2403 | 11,832 | 14,235 | 16.88% |
2022 | 2430 | 11,269 | 13,699 | 17.74% |
Total | 9698 | 42,022 | 51,720 | 18.75% |
χ2 | 88.121 | |||
P* | < 0.01 |