#dinucleotide	frequency
AA	1973	0.119655527928
AC	1595	0.0967311541027
AG	764	0.0463339195828
AT	1560	0.0946085268967
CA	1629	0.0987931348172
CC	1201	0.0728364364122
CG	327	0.0198314027534
CT	1190	0.0721693250045
GA	657	0.0398447449815
GC	556	0.0337194493299
GG	419	0.0254108799806
GN	1	6.06464916005e-05
GT	382	0.0231669597914
NG	1	6.06464916005e-05
TA	1633	0.0990357207836
TC	995	0.0603432591425
TG	503	0.030505185275
TT	1103	0.0668930802353