#dinucleotide	frequency
AA	5436	0.152345720531
AC	1070	0.0299871083459
AG	1967	0.0551258337537
AT	6065	0.169973656185
CA	1374	0.0385068101564
CC	485	0.0135922874278
CG	300	0.00840760047083
CT	1027	0.0287820189451
GA	1699	0.0476150439998
GC	440	0.0123311473572
GG	975	0.0273247015302
GT	1558	0.0436634717785
TA	6029	0.168964744129
TC	1191	0.0333781738692
TG	1430	0.0400762289109
TT	4636	0.129925452609