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Table 1 Rainfall, periods of sampling, number of traps and number of mosquitoes collected in Masika during the period 1998-2001

From: Is the current decline in malaria burden in sub-Saharan Africa due to a decrease in vector population?

Year 1998/1999 1999/2000 2000/2001
Period of mosquito sampling (day/month/year) 1/12/1998 - 30/11/1999 1/12/1999 - 30/11/2000 1/12/2000 - 30/11/2001
Total rainfall for period of mosquito sampling (mm) 1,292 996 815
No. weekdays of mosquito sampling 260 272 257
No. of traps used
(mean no. of traps per weekday)
2,204
(8.48)
1,877
(7.16)
1,562
(5.98)
Total no. of collected An. gambiae
(average no. per trap)
12,465
(5.66)
4,484
(2.39)
2,125
(1.36)
Total no. of collected An. funestus
(average no. per trap)
2,716
(1.23)
2,145
(1.14)
858
(0.55)
Total no. of collected Culex quinquefasciatus
(average no. per trap)
3,304
(1.50)
1,648
(0.88)
837
(0.54)
  1. Data collected during the periods 6th July - 30th November 1998 are not presented in the table but are included in the statistical analysis.