#dinucleotide	frequency
AA	2877	0.184080875296
AC	820	0.0524665685584
AG	736	0.0470919444622
AT	2204	0.141019898906
CA	960	0.0614242753855
CC	409	0.026169300659
CG	126	0.00806193614435
CT	684	0.0437647962122
GA	729	0.0466440591209
GC	240	0.0153560688464
GG	287	0.0183632989955
GT	377	0.0241218248128
TA	2071	0.13251007742
TC	710	0.0454283703372
TG	484	0.0309680721735
TT	1915	0.12252863267