#dinucleotide	frequency
AA	145276	0.0209783625799
AC	323874	0.0467685385211
AG	340738	0.0492037591119
AN	30	4.33210494091e-06
AT	216163	0.0312146933447
CA	329989	0.0476515659115
CC	716480	0.103462218269
CG	1047956	0.151328512182
CN	59	8.51980638379e-06
CT	341812	0.0493588484687
GA	477969	0.0690203955501
GC	918829	0.132682121692
GG	717452	0.103602578469
GN	66	9.53063087e-06
GT	322265	0.0465361932927
NA	30	4.33210494091e-06
NC	75	1.08302623523e-05
NG	56	8.0865958897e-06
NN	105	1.51623672932e-05
NT	29	4.18770144288e-06
TA	72807	0.0105135854811
TC	476894	0.0688651617897
TG	330538	0.047730843432
TN	35	5.05412243106e-06
TT	145513	0.0210125862089