#dinucleotide	frequency
AA	2528	0.166963872928
AC	501	0.0330889637408
AG	451	0.0297866719503
AT	2493	0.164652268674
CA	569	0.0375800805759
CC	347	0.0229179050261
CG	82	0.00541575853642
CT	678	0.0447790766792
GA	505	0.0333531470841
GC	171	0.0112938379235
GG	197	0.0130110296546
GT	284	0.0187570173701
TA	2372	0.156660722541
TC	657	0.0433921141272
TG	427	0.0282015718909
TT	2879	0.190145961297