Table 9 . Population size and splitting time estimates and their 95% confidence intervals in parentheses under the tree model using the three chimpanzee populations.

Tree	Aa	Counts (%)	θ1b	θ2c	θ3d	θ4e	θ5f	t1g	t2h
(1, 2), 3)	F	NA	0.2430	0.7630	0.143	0.571	0.207	0.08175	0.1703
			(0.091, 0.925)	(0.325, 1.931)	(0.069, 0.461)	(0.183, 1.939)	(0.021, 0.889)	(0.02625, 0.2003)	(0.09075, 0.4627)
(1, 2), 3)	V	14,706	0.1610	1.101	0.1470	0.5570	0.2250	0.06225	0.1598
		(73.5)	(0.063, 1.721)	(0.357, 1.957)	(0.061, 0.443)	(0.159, 1.931)	(0.027, 0.851)	(0.00825, 0.2003)	(0.08025, 0.4148)
(1, 3), 2)	V	3,141	0.2030	1.405	0.1030	0.089	0.2910	0.09225	0.1462
		(15.7)	(0.087, 1.587)	(0.527, 1.963)	(0.041, 0.747)	(0.065, 1.945)	(0.071, 0.739)	(0.03975, 0.2303)	(0.06375, 0.2873)
(2, 3), 1)	V	2,153	0.2490	1.289	0.1090	0.8310	0.2170	0.1118	0.1177
		(10.8)	(0.125, 1.451)	(0.515, 1.961)	(0.051, 0.331)	(0.129, 1.951)	(0.051, 0.751)	(0.04575, 0.2437)	(0.06975,0.3008)

^aF, fixed assignment; V, variable assignment.

^bPopulation size of East African Chimpanzees.

^cPopulation size of Central African Chimpanzees.

^dPopulation size of West African Chimpanzees.

^ePopulation size of ancestor of two ingroup populations.

^fPopulation size of the ancestor of all three populations.

^gTime at which the common ancestor of two ingroup populations split.

^hTime at which the common ancestor of the three chimpanzee populations split.