#dinucleotide	frequency
AA	2224	0.146915048223
AC	894	0.0590566785573
AG	677	0.0447218919276
AT	1907	0.125974369137
CA	1058	0.0698903421852
CC	710	0.0469018364381
CG	201	0.0132778438367
CT	953	0.0629541551064
GA	583	0.0385123530189
GC	318	0.0210067380103
GG	255	0.016845025763
GT	379	0.0250363324085
TA	1837	0.121350244418
TC	1000	0.0660589245607
TG	402	0.0265556876734
TT	1740	0.114942528736