#dinucleotide	frequency
AA	3364116	0.0734087275778
AC	2201407	0.0480371327121
AG	3584102	0.0782090651241
AN	457	9.97224486404e-06
AT	2673099	0.0583299732469
CA	3607709	0.0787241959436
CC	2251481	0.0491298027106
CG	1620819	0.035368061156
CN	276	6.02262490695e-06
CT	3578099	0.0780780730324
GA	2199036	0.0479853948727
GC	4410546	0.096242986206
GG	2233907	0.048746318616
GN	318	6.93911130583e-06
GT	2187590	0.0477356305079
NA	448	9.77585492143e-06
NC	315	6.87364799163e-06
NG	318	6.93911130583e-06
NN	151668	0.003309563313
NT	451	9.84131823563e-06
TA	2651980	0.057869133336
TC	2194515	0.0478867416582
TG	3592324	0.0783884782472
TN	481	1.04959513777e-05
TT	3321732	0.0724838618747