#dinucleotide	frequency
AA	1537	0.0925959395144
AC	545	0.032833303211
AG	975	0.0587384782216
AT	1533	0.0923549611422
CA	557	0.0335562383276
CC	380	0.0228929453582
CG	314	0.018916802217
CT	957	0.0576540755467
GA	742	0.0447014880414
GC	502	0.03024278571
GG	747	0.0450027110067
GT	1301	0.0783782155552
TA	1753	0.105608771613
TC	782	0.0471112717634
TG	1256	0.075667208868
TT	2718	0.163744803904