#dinucleotide	frequency
AA	5670522	0.101526922828
AC	2657729	0.047584869097
AG	2951513	0.0528448761116
AN	913	1.63466574228e-05
AT	5096250	0.0912449648311
CA	3298277	0.0590534547694
CC	1747690	0.0312912264088
CG	1102641	0.0197420533267
CN	499	8.93426292877e-06
CT	2953350	0.0528777663741
GA	2957942	0.0529599830783
GC	1736633	0.0310932581819
GG	1751728	0.0313635241116
GN	484	8.66569791087e-06
GT	2666972	0.0477503588611
NA	828	1.4824788988e-05
NC	555	9.93690566226e-06
NG	475	8.50455890013e-06
NN	4850856	0.0868513485643
NT	846	1.51470670095e-05
TA	4449344	0.0796625433999
TC	2959844	0.0529940371225
TG	3307432	0.059217368952
TN	809	1.4484606632e-05
TT	5688265	0.101844599436