#dinucleotide	frequency
AA	1459	0.0885637974991
AC	1235	0.0749666140585
AG	818	0.0496540002428
AT	1051	0.0637974990895
CA	1176	0.071385213063
CC	1900	0.115333252398
CG	507	0.0307757678767
CT	1436	0.087167658128
GA	718	0.043583829064
GC	818	0.0496540002428
GG	650	0.0394561126624
GT	491	0.029804540488
TA	1210	0.0734490712638
TC	1066	0.0647080247663
TG	701	0.0425518999636
TT	1238	0.0751487191939