#dinucleotide	frequency
AA	5539	0.132176776595
AC	1849	0.0441225600153
AG	2137	0.0509950842361
AT	4019	0.0959051209851
CA	1886	0.0450054884742
CC	1022	0.0243879158116
CG	865	0.0206414355939
CT	2288	0.0545983868658
GA	2045	0.0487996945545
GC	1217	0.0290411874195
GG	1598	0.0381329642533
GT	2241	0.0534768290937
TA	4073	0.0971937192765
TC	1974	0.0471054264306
TG	2501	0.0596811912375
TT	6652	0.158736219157