#dinucleotide	frequency
AA	15142	0.107892805484
AC	6229	0.0443841160585
AG	8590	0.0612071852533
AT	13002	0.0926444496697
CA	7433	0.0529630975539
CC	6755	0.0481320764128
CG	4517	0.0321854314073
CT	8514	0.0606656548599
GA	9669	0.0688954917595
GC	4703	0.0335107557912
GG	6893	0.0491153816008
GN	1	7.12539991307e-06
GT	6198	0.0441632286612
NG	1	7.12539991307e-06
NN	25	0.000178134997827
TA	10720	0.0763842870681
TC	9532	0.0679193119714
TG	7462	0.0531697341513
TT	14957	0.1065746065