#dinucleotide	frequency
AA	1523	0.0919130959565
AC	1120	0.067592033796
AG	878	0.0529873264937
AT	1358	0.0819553409777
CA	1152	0.0695232347616
CC	1401	0.0845503922752
CG	447	0.0269764634882
CT	1275	0.0769462884731
GA	752	0.0453832226916
GC	789	0.0476161738081
GG	659	0.0397706698853
GT	551	0.0332528666264
TA	1452	0.0876282438141
TC	965	0.0582377791189
TG	767	0.0462884731442
TT	1481	0.0893783946892