#dinucleotide	frequency
AA	17789	0.114845540527
AC	6739	0.0435068917654
AG	8469	0.0546757480874
AT	15565	0.100487426967
CA	8220	0.0530682074954
CC	6914	0.0446366893702
CG	4619	0.0298202007812
CR	1	6.45598631331e-06
CT	8881	0.0573356144485
GA	9989	0.0644888472836
GC	4452	0.0287420510669
GG	6370	0.0411246328158
GT	6922	0.0446883372607
KA	1	6.45598631331e-06
RG	1	6.45598631331e-06
TA	12563	0.0811065560541
TC	10531	0.0679879918655
TG	8273	0.05341037477
TK	1	6.45598631331e-06
TT	18595	0.120049065496