#dinucleotide	frequency
AA	4840	0.136580410306
AC	1275	0.0359793436239
AG	2030	0.0572847588678
AT	4867	0.137342325818
CA	1257	0.0354713999492
CC	515	0.0145328329148
CG	362	0.0102153116799
CT	1561	0.0440500042329
GA	1590	0.044868357931
GC	661	0.0186528204983
GG	920	0.0259615655953
GT	1862	0.0525439512374
TA	5325	0.150266670429
TC	1243	0.0350763326467
TG	1721	0.048565059119
TT	5408	0.152608855151