#dinucleotide	frequency
AA	1883	0.11549313052
AC	1270	0.0778949950932
AG	820	0.0502944062807
AT	1572	0.0964180569185
CA	1387	0.0850711481845
CC	1221	0.0748895976447
CG	311	0.0190750736016
CT	1243	0.0762389597645
GA	688	0.0421982335623
GC	537	0.0329367026497
GG	387	0.0237365063788
GT	438	0.0268645731109
TA	1588	0.0973994111874
TC	1134	0.0695534838077
TG	531	0.0325686947988
TT	1294	0.0793670264966