#dinucleotide	frequency
AA	4142454	0.0753115601574
AC	2528537	0.0459698686783
AG	4223734	0.0767892648247
AN	217	3.94515148609e-06
AT	2551294	0.0463836005325
CA	4316196	0.0784702629662
CC	3060053	0.0556330536427
CG	2408302	0.0437839456878
CN	274	4.981435517e-06
CT	4234461	0.0769842862071
GA	2611279	0.0474741531219
GC	5819850	0.105807326619
GG	3060261	0.0556368351704
GN	236	4.29057949639e-06
GT	2525266	0.0459104005192
NA	220	3.99969275088e-06
NC	267	4.85417256583e-06
NG	247	4.49056413394e-06
NN	95040	0.00172786726838
NT	226	4.10877528044e-06
TA	2376080	0.0431981361432
TC	2610517	0.0474602996406
TG	4324347	0.0786184515826
TN	233	4.23603823161e-06
TT	4114634	0.0748057808287