#dinucleotide	frequency
AA	9159141	0.135521802398
AC	2682281	0.0396879527959
AG	2983095	0.0441389002665
AN	3556	5.26157998145e-05
AT	7636175	0.112987473326
CA	4287899	0.063445229305
CC	1556461	0.0230299326195
CG	1335180	0.0197557827886
CN	2028	3.00069859459e-05
CT	2989320	0.0442310075088
GA	4237321	0.0626968598104
GC	1691571	0.0250290666783
GG	1561482	0.0231042250635
GN	1823	2.69737353942e-05
GT	2688717	0.0397831820669
NA	4066	6.01619353334e-05
NC	1825	2.70033280825e-05
NG	2041	3.01993384199e-05
NN	2274467	0.0336537965007
NT	3516	5.20239460483e-05
TA	4775953	0.0706666442551
TC	4238903	0.0627202676268
TG	4298972	0.0636090692238
TN	4041	5.97920267295e-05
TT	9164428	0.13560003067