Table 1. Wolbachia infection frequencies in Bioko and São Tomé populations of D. yakuba, D. santomea, and D. teissieri.

Species	Location	Yr	N	Infected	p (Confidence Interval)
D. yakuba	São Tomé	2001	35	14	0.40 (0.24, 0.58)
		2009	155	118	0.76 (0.69, 0.83)
		2015	41	31	0.76 (0.60, 0.88)
	Bioko	2009	36	1	0.03 (0.001, 0.15)
		2013	21	4	0.19 (0.06, 0.42)
D. santomea	São Tomé	2005	39	25	0.64 (0.47, 0.79)
		2009	57	44	0.77 (0.64, 0.87)
		2015	38	14	0.37 (0.22, 0.54)
D. teissieri	Bioko	2009	27	13	0.48 (0.29, 0.68)
		2013	30	20	0.67 (0.47, 0.83)

Sample sizes (N), infection frequencies (p), and exact 95% binomial confidence intervals for each collection.