#dinucleotide	frequency
AA	9879339	0.137034428708
AC	2749546	0.0381384286254
AG	3816738	0.0529412454983
AN	266	3.68963531228e-06
AT	9295103	0.128930602482
CA	3974029	0.0551229989866
CC	1651980	0.0229142997864
CG	591690	0.00820721924032
CN	134	1.85868846559e-06
CT	3800731	0.0527192154515
GA	4172466	0.0578754808004
GC	1458298	0.0202277736716
GG	1658882	0.0230100361132
GN	154	2.13610465448e-06
GT	2753152	0.0381884467642
NA	312	4.32769254674e-06
NC	144	1.99739656003e-06
NG	137	1.90030089392e-06
NN	575500	0.00798265083541
NT	268	3.71737693117e-06
TA	7714840	0.107011075536
TC	4158574	0.0576827875156
TG	3975473	0.0551430284355
TN	307	4.25833849952e-06
TT	9865783	0.136846396016