#dinucleotide	frequency
AA	2430	0.146739130435
AC	511	0.0308574879227
AG	623	0.0376207729469
AT	2525	0.152475845411
CA	620	0.0374396135266
CC	204	0.0123188405797
CG	92	0.00555555555556
CT	668	0.0403381642512
GA	633	0.0382246376812
GC	174	0.0105072463768
GG	243	0.0146739130435
GT	594	0.0358695652174
TA	2406	0.145289855072
TC	695	0.0419685990338
TG	686	0.0414251207729
TT	3456	0.208695652174