a	2	6	3	2	3	2	2	2	1	1	1	0	0	2	1	2	0	0	1	3	0	1	1	2
c	12	7	9	2	6	3	17	20	3	21	1	22	20	18	22	2	19	19	20	7	6	13	13	12
g	5	10	11	16	14	18	4	0	18	1	21	1	1	3	0	17	2	4	2	9	16	9	7	7
t	4	0	0	3	0	0	0	1	1	0	0	0	2	0	0	2	2	0	0	4	1	0	2	2
//