#dinucleotide	frequency
AA	2722	0.167734779394
AC	799	0.0492358885876
AG	886	0.0545969928519
AT	2409	0.14844712842
CA	976	0.0601429627804
CC	524	0.0322898693616
CG	129	0.00794922356421
CT	686	0.0422726152329
GA	834	0.0513926546709
GC	294	0.0181168350998
GG	341	0.0210130638403
GT	413	0.0254498397831
TA	2283	0.14068277052
TC	699	0.0430736997782
TG	526	0.0324131131378
TT	1707	0.105188562978