#dinucleotide	frequency
AA	2231	0.138210878454
AC	967	0.0599058357081
AG	757	0.0468962953785
AT	1932	0.119687771032
CA	966	0.059843885516
CC	733	0.0454094907694
CG	204	0.0126378391773
CT	1053	0.065233552224
GA	655	0.0405773757899
GC	393	0.0243464254739
GG	289	0.0179036055012
GT	439	0.027196134308
TA	2035	0.126068640813
TC	863	0.0534630157353
TG	526	0.032585801016
TT	2099	0.130033453104