#dinucleotide	frequency
AA	2365	0.12295934283
AC	1377	0.0715919725486
AG	862	0.0448164708329
AT	1901	0.0988353956535
CA	1388	0.0721638764688
CC	1382	0.0718519288759
CG	383	0.019912654674
CT	1366	0.0710200686285
GA	736	0.038265571384
GC	693	0.0360299469689
GG	479	0.0249038161589
GT	518	0.0269314755121
TA	2016	0.104814391182
TC	1067	0.0554746802537
TG	701	0.0364458770926
TT	2000	0.103982530935