#dinucleotide	frequency
AA	1594	0.096197948099
AC	1495	0.0902232951116
AG	801	0.0483403741702
AT	1223	0.073808086904
CA	1536	0.0926976463488
CC	1779	0.107362703681
CG	439	0.0264936632468
CT	1438	0.0867833433917
GA	615	0.0371152685576
GC	716	0.0432106216053
GG	427	0.0257694628847
GT	421	0.0254073627037
TA	1368	0.0825588412794
TC	1202	0.0725407362704
TG	512	0.0308992154496
TT	1004	0.0605914302957