#dinucleotide	frequency
AA	3505	0.212269864341
AC	822	0.0497819767442
AG	603	0.0365188953488
AT	2199	0.133175872093
CA	807	0.0488735465116
CC	544	0.0329457364341
CG	161	0.00975048449612
CT	716	0.0433624031008
GA	696	0.0421511627907
GC	162	0.00981104651163
GG	265	0.0160489341085
GT	416	0.0251937984496
TA	2121	0.128452034884
TC	700	0.0423934108527
TG	510	0.030886627907
TT	2285	0.138384205426