#dinucleotide	frequency
AA	2669	0.173966888281
AC	556	0.0362403858689
AG	501	0.032655455612
AT	2401	0.156498500847
CA	631	0.0411289271281
CC	425	0.0277017338026
CG	104	0.00677877721288
CT	702	0.0457567461869
GA	532	0.0346760526659
GC	187	0.0121887628732
GG	203	0.0132316516751
GT	291	0.018967540086
TA	2296	0.149654543084
TC	694	0.0452353017859
TG	405	0.0263981228002
TT	2745	0.17892061009