#dinucleotide	frequency
AA	3101	0.204997686256
AC	872	0.0576452700469
AG	653	0.0431678455741
AT	2183	0.144311496001
CA	1028	0.0679579559728
CC	478	0.0315991273881
CG	139	0.00918886758776
CT	599	0.0395980696767
GA	635	0.041977920275
GC	233	0.0154029219277
GG	252	0.0166589541879
GT	332	0.0219475110729
TA	2044	0.135122628413
TC	661	0.0436967012626
TG	408	0.0269716401137
TT	1509	0.0997554042441