#dinucleotide	frequency
AA	1823	0.114682939104
AC	1165	0.0732888777051
AG	695	0.0437216909914
AT	1805	0.113550578762
CA	1296	0.0815299446402
CC	944	0.0593860090589
CG	273	0.0171741318571
CT	960	0.0603925515853
GA	616	0.0387518872672
GC	481	0.0302591847006
GG	364	0.0228988424761
GT	421	0.0264846502265
TA	1752	0.110216406643
TC	883	0.0555485656769
TG	550	0.0345998993457
TT	1868	0.11751383996