#dinucleotide	frequency
AA	7046	0.148879075369
AC	2099	0.0443510047119
AG	2072	0.0437805058423
AT	6811	0.143913622245
CA	2245	0.0474359245251
CC	1193	0.0252075981998
CG	754	0.0159317091724
CT	2009	0.0424493418133
GA	2154	0.0455131320388
GC	951	0.0200942379614
GG	1089	0.0230101210725
GT	1964	0.0414985103641
TA	6583	0.139096076236
TC	1958	0.0413717328375
TG	2243	0.0473936653496
TT	6156	0.130073742261