#dinucleotide	frequency
AA	18516	0.0922120738254
AC	10732	0.0534467474776
AG	12829	0.0638900785864
AT	16474	0.0820426498272
CA	13579	0.0676251755496
CC	8381	0.0417384635305
CG	7528	0.0374904132511
CT	12290	0.0612057889023
GA	14422	0.0718234245361
GC	8924	0.0444426737318
GG	8826	0.043954621062
GT	10673	0.0531529198498
TA	12033	0.0599258956763
TC	13742	0.0684369366229
TG	13662	0.0680385262801
TT	18187	0.0905736112909