#dinucleotide	frequency
AA	7239	0.155962512119
AC	1589	0.0342346224281
AG	1456	0.0313691694495
AT	8771	0.18896908327
CA	1522	0.0327911235592
CC	767	0.016524830335
CG	333	0.00717440482603
CT	1815	0.0391037380157
GA	1366	0.0294301411182
GC	535	0.011526446192
GG	485	0.0104492082301
GT	1296	0.0279220079716
TA	8928	0.192351610471
TC	1547	0.0333297425401
TG	1408	0.0303350210061
TT	7358	0.158526338468