#dinucleotide	frequency
AA	1666	0.121881629966
AC	430	0.0314580437486
AG	624	0.0456507425561
AT	1797	0.131465359573
CA	530	0.0387738678762
CC	245	0.0179237691126
CG	156	0.011412685639
CT	612	0.0447728436608
GA	623	0.0455775843149
GC	273	0.0199721998683
GG	394	0.0288243470627
GT	635	0.0464554832102
TA	1698	0.124222693686
TC	595	0.0435291535591
TG	751	0.0549418391982
TT	2640	0.193137756968