#dinucleotide	frequency
AA	2014	0.119973789242
AC	1513	0.0901292666945
AG	778	0.0463453863108
AT	1622	0.0966223863704
CA	1522	0.090665395842
CC	1288	0.0767260380056
CG	303	0.018049681301
CT	1277	0.0760707690475
GA	699	0.0416393637934
GC	558	0.0332400071484
GG	401	0.0238875320188
GT	370	0.022040864955
TA	1692	0.10079227974
TC	1031	0.0614165723476
TG	545	0.0324655983797
TT	1174	0.0699350688032