#dinucleotide	frequency
AA	16513	0.14316802497
AC	4937	0.0428038841685
AG	5521	0.0478671753078
AN	1	8.67001907404e-06
AT	13563	0.117591468701
CA	5529	0.0479365354604
CC	2944	0.025524536154
CG	2001	0.0173487081672
CT	5595	0.0485087567193
GA	5383	0.0466707126756
GC	2722	0.0235997919195
GG	2942	0.0255071961158
GT	5118	0.0443731576209
NA	1	8.67001907404e-06
TA	13109	0.113655280042
TC	5466	0.0473903242587
TG	5701	0.0494277787411
TT	18294	0.158609328941