Table 4. Distribution of mutational events in 19 bins, by time windows.

Reg.	Bin n.	Deep branches		Intermediate branches		Terminal branches
						Rho < = 20		< = 10 mut.
		Abs.	/100kb	Abs.	/100kb	Abs.	/100kb	Abs.	/100kb
A	1	16	17.5	111	121.4	32	35.0	10	10.9
B	2	1	12.1	8	96.7	4	48.3	1	12.1
C	3	14	17.5	126	157.9	38	47.6	19	23.8
	4	21	26.4	106	133.1	31	38.9	10	12.6
	5	9	11.3	79	99.2	36	45.2	19	23.9
	6	10	12.6	117	146.8	40	50.2	16	20.1
	7	36	45.6	172	217.8	41	51.9	21	26.6
	8	21	26.3	113	141.6	38	47.6	18	22.6
	9	17	21.0	117	144.7	42	52.0	24	29.7
D	10	19	22.8	102	122.4	28	33.6	10	12.0
	11	16	19.2	99	118.9	31	37.2	16	19.2
	12	12	14.5	82	99.1	38	45.9	24	29.0
	13	19	22.8	124	149.0	26	31.2	12	14.4
	14	16	19.3	88	105.9	44	52.9	23	27.7
E	15	17	20.1	105	123.8	30	35.4	18	21.2
	16	15	17.8	90	107.1	35	41.6	19	22.6
	17	24	28.4	148	175.4	47	55.7	19	22.5
	18	23	27.4	108	128.7	45	53.6	28	33.4
	19	17	20.1	111	131.3	38	44.9	23	27.2
	Total	323		2006		664		330
	χ2 (17 d.f.)	37.2		87.2		18.9		26.8
	P	0.003		2.0×10−11		0.331		0.061