TABLE 2.

Descriptive statistics for nucleotide variation in four geographic groups of P. sylvestris

							Tajima's Da
	θb	C.I. (95%)c	ρd	ρe	ρd/θ	ρe/θ	Total	Silent	Fay and Wu's H
North	0.0056	0.0041–0.0075	0.0033	0.0064	0.60	1.14	−0.63 (1.06)**	−0.53*	−0.34
Central	0.0050	0.0036–0.0067	0.0190	0.0294	3.80	5.88	−0.32 (0.99)	−0.51*	−0.24
Spain	0.0047	0.0029–0.0074	—	—	—	—	−0.16 (1.09)	0.12	−0.06
Turkey	0.0057	0.0037–0.0088	—	—	—	—	−0.24 (0.88)	0.21	−0.09

^aSignificance levels determined by coalescent simulations implemented in the HKA program: *0.01 < P < 0.05; **0.001 < P < 0.01.

^bMedian of θ for silent sites.

^c95% credibility intervals for θ.

^dLeast-squares estimate of ρ from nine loci, indels not included.

^eρ estimate based on Hudson (2001), indels included.