#dinucleotide	frequency
AA	1358	0.0805313408053
AC	1255	0.0744232936014
AG	909	0.0539049991105
AT	977	0.0579374962937
CA	1297	0.0769139536263
CC	1988	0.117891241179
CG	569	0.0337425131946
CT	1482	0.0878847180217
GA	759	0.0450097847358
GC	923	0.0547352191188
GG	681	0.040384273261
GT	546	0.0323785803238
TA	1085	0.0643420506434
TC	1170	0.0693826721224
TG	749	0.0444167704442
TT	1115	0.0661210935184