a	11	6	2	15	17	16	13	16	14	17	1	5	7
c	3	5	0	0	0	1	0	0	1	0	0	3	3
g	0	0	1	0	0	0	1	0	1	0	1	1	3
t	3	6	14	2	0	0	3	1	1	0	15	8	4
//