#dinucleotide	frequency
AA	3415	0.135135135135
AC	1209	0.0478413992323
AG	1140	0.0451109967947
AT	2870	0.113568912983
CA	1258	0.0497803806735
CC	617	0.0244153377389
CG	474	0.0187566776147
CT	1292	0.0511257963674
GA	1005	0.0397689050691
GC	645	0.0255233271339
GG	694	0.027462308575
GT	1198	0.0474061176843
TA	2955	0.116932452218
TC	1170	0.0462981282893
TG	1234	0.0488306754778
TT	4095	0.162043449013