#dinucleotide	frequency
AA	1427	0.0863853744173
AC	1095	0.066287305527
AG	909	0.0550275440402
AT	1217	0.0736727404807
CA	1123	0.0679823233852
CC	1426	0.0863248380653
CG	416	0.025183122465
CT	1345	0.0814213935468
GA	698	0.0422543737514
GC	785	0.0475210363823
GG	656	0.0397118469641
GT	626	0.0378957564017
TA	1401	0.0848114292633
TC	1004	0.0607784974877
TG	783	0.0473999636782
TT	1608	0.0973424541437