#dinucleotide	frequency
AA	1660	0.100484261501
AC	1551	0.0938861985472
AG	734	0.0444309927361
AT	1250	0.0756658595642
CA	1536	0.0929782082324
CC	1675	0.101392251816
CG	427	0.0258474576271
CT	1408	0.0852300242131
GA	597	0.0361380145278
GC	678	0.0410411622276
GG	474	0.0286924939467
GT	420	0.0254237288136
TA	1402	0.0848668280872
TC	1143	0.0691888619855
TG	533	0.0322639225182
TT	1032	0.0624697336562