#dinucleotide	frequency
AA	496362	0.0840157313051
AC	307860	0.0521093134438
AG	329212	0.0557234174542
AT	481098	0.0814321005625
CA	406002	0.0687211247866
CC	315742	0.0534434445702
CG	288993	0.0489158280389
CT	339576	0.0574776593971
GA	362495	0.0613569985604
GC	349571	0.0591694432855
GG	300924	0.0509353051347
GT	303351	0.0513461064851
TA	349665	0.0591853540094
TC	377137	0.0638353477043
TG	397223	0.067235164731
TT	502754	0.0850976605312