#dinucleotide	frequency
AA	1660	0.100054246278
AC	1412	0.0851063829787
AG	930	0.0560544873727
AT	1230	0.0741365800735
CA	1434	0.0864324031101
CC	1509	0.0909529262853
CG	473	0.028509432825
CT	1236	0.0744982219276
GA	793	0.0477969983726
GC	751	0.0452655053945
GG	593	0.0357422699054
GT	507	0.0305587366645
TA	1346	0.0811283225845
TC	980	0.0590681694895
TG	647	0.0389970465915
TT	1090	0.0656982701465