#dinucleotide	frequency
AA	1515	0.090463963695
AC	1450	0.0865826715233
AG	875	0.0522481638502
AT	1103	0.0658625425449
CA	1529	0.0912999343166
CC	1958	0.11691646265
CG	556	0.0331999761151
CT	1409	0.0841344718457
GA	740	0.0441870185705
GC	868	0.0518301785394
GG	575	0.034334507673
GT	451	0.0269301964531
TA	1159	0.0692064250313
TC	1176	0.0702215322147
TG	628	0.0374992535977
TT	755	0.0450827013794