#dinucleotide	frequency
AA	1750	0.0976126729139
AC	1625	0.0906403391343
AG	927	0.0517068273092
AT	1182	0.0659303882195
CA	1665	0.0928714859438
CC	1964	0.109549308344
CG	531	0.0296184738956
CT	1593	0.0888554216867
GA	771	0.0430053547523
GC	821	0.0457942882642
GG	485	0.0270526550647
GT	449	0.0250446229362
TA	1298	0.072400713967
TC	1343	0.0749107541276
TG	583	0.0325189647479
TT	941	0.0524877286925