#dinucleotide	frequency
AA	1563	0.093710654116
AC	1315	0.0788416571737
AG	836	0.0501229090473
AT	1423	0.0853168655195
CA	1280	0.0767432100246
CC	1331	0.079800947299
CG	505	0.03027759458
CT	1302	0.0780622339469
GA	741	0.0444271239283
GC	728	0.0436477007015
GG	550	0.0329755980574
GT	573	0.0343545776126
TA	1554	0.0931710534205
TC	1044	0.0625936806763
TG	700	0.0419689429822
TT	1234	0.0739852509143