#dinucleotide	frequency
AA	1891	0.11525568355
AC	1435	0.0874626683733
AG	826	0.05034436521
AT	1524	0.0928871823002
CA	1485	0.0905101481075
CC	1224	0.0746023038947
CG	333	0.0202962150302
CT	1203	0.0733223624063
GA	650	0.0396172365454
GC	535	0.0326080331566
GG	440	0.0268178216615
GT	485	0.0295605534223
TA	1651	0.100627780825
TC	1051	0.0640580240141
TG	510	0.0310842932894
TT	1164	0.0709453282136