#dinucleotide	frequency
AA	444787	0.0894077288487
AC	294808	0.0592600811769
AG	304039	0.061115627191
AT	353033	0.0709640316345
CA	345155	0.0693804554782
CC	203908	0.0409880486032
CG	240821	0.0484080215228
CT	304615	0.0612314103677
GA	303337	0.0609745164444
GC	292484	0.0587929282209
GG	201271	0.0404579787474
GT	292780	0.0588524279089
TA	303389	0.0609849690923
TC	303299	0.060966877971
TG	343740	0.0690960228479
TT	443350	0.0891188739443