#dinucleotide	frequency
AA	1400	0.083968092125
AC	1142	0.0684939722905
AG	934	0.0560187128891
AT	1269	0.0761110777904
CA	1219	0.0731122173574
CC	1368	0.0820488214478
CG	484	0.0290289689918
CT	1277	0.0765908954597
GA	792	0.0475019492593
GC	843	0.050560786901
GG	773	0.0463623822947
GT	629	0.0377256642476
TA	1334	0.0800095963534
TC	996	0.0597372998261
TG	845	0.0506807413183
TT	1368	0.0820488214478