#dinucleotide	frequency
AA	2007	0.121042156685
AC	1557	0.0939026596707
AG	799	0.0481876846994
AT	1596	0.096254749412
CA	1563	0.0942645196309
CC	1226	0.0739400518666
CG	307	0.0185151679633
CT	1141	0.0688137024305
GA	688	0.0414932754357
GC	546	0.0329292563778
GG	419	0.0252698872203
GT	433	0.0261142271274
TA	1701	0.102587298715
TC	908	0.0547614739762
TG	561	0.0338339062783
TT	1129	0.0680899825101