#dinucleotide	frequency
AA	1205	0.0883884691557
AC	245	0.0179710995379
AG	698	0.0511992958263
AT	1432	0.105039243013
CA	279	0.0204650480452
CC	149	0.0109293625761
CG	149	0.0109293625761
CT	414	0.0303674906477
GA	451	0.033081493435
GC	221	0.0162106652974
GG	728	0.0533998386269
GT	1256	0.0921293919167
TA	1644	0.120589745471
TC	376	0.0275801364337
TG	1081	0.0792928922468
TT	3305	0.242426465195