#dinucleotide	frequency
AA	1625	0.0964277237123
AC	1495	0.0887135058153
AG	934	0.055423688583
AT	1175	0.0697246617612
CA	1560	0.0925706147638
CC	1872	0.111084737717
CG	472	0.0280085449798
CT	1420	0.0842629954901
GA	763	0.0452765250415
GC	755	0.0448018039402
GG	461	0.0273558034655
GT	438	0.0259909802991
TA	1281	0.0760147163541
TC	1203	0.071386185616
TG	549	0.0325777355803
TT	849	0.0503797768811