#dinucleotide	frequency
AA	1590	0.0959797174937
AC	1284	0.0775081492213
AG	920	0.0555354340215
AT	1233	0.0744295545092
CA	1372	0.0828202342147
CC	1551	0.093625498008
CG	509	0.0307255825184
CT	1186	0.071592418206
GA	785	0.0473862127249
GC	784	0.0473258481227
GG	638	0.0385126162019
GT	536	0.0323554267777
TA	1280	0.0772666908125
TC	999	0.0603042375951
TG	676	0.0408064710854
TT	1223	0.0738259084873