#dinucleotide	frequency
AA	1363	0.0917721518987
AC	435	0.0292889846485
AG	722	0.0486129814166
AT	1227	0.0826151360086
CA	479	0.032251548613
CC	294	0.0197953137625
CG	247	0.0166307568004
CT	796	0.0535954753569
GA	667	0.0449097764611
GC	437	0.0294236466469
GG	860	0.0579046593051
GT	958	0.064503097226
TA	1237	0.0832884460005
TC	650	0.0437651494748
TG	1093	0.0735927821169
TT	3387	0.228050094263