#dinucleotide	frequency
AA	1280	0.101346001584
AC	643	0.050910530483
AG	473	0.0374505146477
AT	1162	0.0920031670625
CA	663	0.0524940617577
CC	831	0.0657957244656
CG	341	0.0269992082344
CT	1010	0.0799683293745
GA	478	0.0378463974663
GC	360	0.0285035629454
GG	409	0.0323832145685
GT	549	0.0434679334917
TA	1136	0.0899445764054
TC	1011	0.0800475059382
TG	574	0.0454473475851
TT	1710	0.13539192399