#dinucleotide	frequency
AA	2506	0.165020413539
AC	511	0.0336494139339
AG	427	0.0281180034242
AT	2479	0.163242460161
CA	616	0.040563677071
CC	349	0.0229816936652
CG	88	0.00579481101014
CT	707	0.0465560384565
GA	498	0.0327933623074
GC	182	0.011984722771
GG	191	0.012577373897
GT	272	0.0179112340313
TA	2303	0.15165283814
TC	719	0.0473462399579
TG	437	0.0287765046754
TT	2901	0.191031212959