#dinucleotide	frequency
AA	2350	0.141310883945
AC	1130	0.0679494888755
AG	617	0.0371016235719
AT	2087	0.125496091401
CA	1042	0.062657847264
CC	818	0.049188214071
CG	191	0.0114852675887
CT	1165	0.0700541190619
GA	546	0.032832230908
GC	337	0.0202645820806
GG	266	0.0159951894167
GT	428	0.0257366205652
TA	2245	0.134996993385
TC	931	0.0559831629585
TG	503	0.0302465423933
TT	1974	0.118701142514