#dinucleotide	frequency
AA	1989	0.115915845912
AC	1704	0.099306486392
AG	791	0.0460982574742
AT	1526	0.0889329214989
CA	1693	0.098665423393
CC	1463	0.0852613788682
CG	379	0.0220875342386
CT	1222	0.0712162713445
GA	652	0.0379975523049
GC	608	0.0354333003089
GG	459	0.026749810595
GT	411	0.0239524447812
TA	1676	0.0976746896672
TC	982	0.0572294422752
TG	500	0.0291392272277
TT	1104	0.0643394137187