#dinucleotide	frequency
AA	1335	0.0734283042737
AC	527	0.0289863043837
AG	1317	0.0724382597217
AT	1871	0.102909630933
CA	554	0.0304713712117
CC	437	0.0240360816237
CG	319	0.0175457895605
CT	848	0.0466420988945
GA	944	0.0519223365051
GC	576	0.0316814256642
GG	1262	0.0694131235906
GT	1373	0.0755183983279
TA	2216	0.121885484847
TC	618	0.0339915296188
TG	1258	0.0691931136901
TT	2726	0.149936747154