Table 2. Ttrap index (TI) of collected mosquitoes in 2022.
| Category (yr) | Collecting site | Total mosquito | Malaria vector mosquitoes | Proportion of malaria vector mosquitoes (%) | Avg of malaria vector mosquitoes TIa) | ||||
|---|---|---|---|---|---|---|---|---|---|
| Accumulate of weekly TIa) | Variation (%) | Accumulate of weekly TIa) | Proportion of change (%) | ||||||
| Average (2017–2021) | – | 301 | – | 104 | – | 34.6 | 3.4 | ||
| 2021 | 50 | 266 | – | 94 | – | 35.3 | 3.0 | ||
| 2022 | 50 | 247 | Average year | 17.9% decrease | 68 | Average year | 34.6 down | 27.5 | 2.2 |
| Previous year | 7.1% decrease | Previous year | 27.7 down | ||||||
a)TI=No. of mosquitoes/traps/days.