#dinucleotide	frequency
AA	1557	0.0930274242696
AC	1466	0.0875903686443
AG	879	0.0525183724682
AT	1150	0.0687100436159
CA	1523	0.0909959968931
CC	1903	0.113700185218
CG	537	0.0320846029754
CT	1415	0.0845432275796
GA	745	0.0445121586903
GC	835	0.0498894664516
GG	527	0.0314871243353
GT	420	0.0250941028858
TA	1227	0.073310629145
TC	1175	0.0702037402163
TG	583	0.0348330047201
TT	795	0.047499551891