Table 2.

The field-caught Aedes albopictus infection rate (IR) by seasons and districts.

Collection Season	District
	Pampulha	North	East	All districts
	IF/CF (IR%)	IF/CF (IR%)	IF/CF (IR%)	IF/CF (IR%)
1st	14/67 (20.8)	9/22 (40.9)	3/28 (10.7)	26/117 (22.2)
2nd	15/17 (88.2)	11/13 (84.6)	11/14 (78.5)	37/44 (84.0)
3rd	3/89 (3.3)	4/49 (8.1)	4/61 (6.5)	11/199 (5.5)
4th	1/61 (1.6)	0/15 (0.0)	4/75 (5.3)	5/151 (3.3)
Total	33/234 (14.1)	24/99 (24.2)	22/178 (12.3)	79/511 (15.4)

IF, DENV-infected females; CF, collected females; IR, infection rate (proportion of IF of the CF, multiplied by 100.0%).