#dinucleotide	frequency
AA	1813	0.111528051181
AC	1034	0.0636072834646
AG	1038	0.0638533464567
AT	1146	0.0704970472441
CA	1054	0.0648375984252
CC	1110	0.068282480315
CG	376	0.0231299212598
CT	1321	0.0812623031496
GA	910	0.0559793307087
GC	562	0.0345718503937
GG	563	0.0346333661417
GT	568	0.0349409448819
TA	1253	0.0770792322835
TC	1156	0.0711122047244
TG	626	0.0385088582677
TT	1726	0.106176181102