#dinucleotide	frequency
AA	2512	0.159887976577
AC	573	0.036471262173
AG	558	0.0355165170899
AT	2607	0.165934695436
CA	610	0.0388263000446
CC	307	0.0195404493667
CG	97	0.00617401820381
CT	730	0.0464642607091
GA	562	0.0357711157788
GC	230	0.014639424607
GG	215	0.0136846795239
GT	309	0.0196677487111
TA	2566	0.163325058876
TC	634	0.0403538921775
TG	446	0.0283877538031
TT	2755	0.175354846923