#dinucleotide	frequency
AA	2669	0.177389339359
AC	929	0.0617439851123
AG	655	0.0435331649608
AN	1	6.64628472684e-05
AT	1507	0.100159510833
CA	939	0.062408613585
CC	653	0.0434002392663
CG	221	0.0146882892463
CT	1006	0.066861624352
GA	623	0.0414063538482
GC	328	0.021799813904
GG	213	0.0141565864682
GN	1	6.64628472684e-05
GT	345	0.0229296823076
NC	1	6.64628472684e-05
NT	1	6.64628472684e-05
TA	1530	0.101688156321
TC	908	0.0603482653197
TG	421	0.0279808587
TT	2095	0.139239665027