#dinucleotide	frequency
AA	1573	0.0936978794377
AC	1488	0.0886347390994
AG	865	0.0515248987372
AT	1087	0.0647486299738
CA	1576	0.0938765785085
CC	1955	0.116452227782
CG	514	0.0306171074577
CT	1469	0.0875029783178
GA	707	0.0421134143436
GC	795	0.0473552537527
GG	484	0.0288301167501
GT	451	0.0268644269716
TA	1157	0.0689182749583
TC	1277	0.0760662377889
TG	573	0.0341315225161
TT	817	0.048665713605