#dinucleotide	frequency
AA	1477	0.0874119666213
AC	1198	0.0709001597917
AG	886	0.0524353435521
AT	1096	0.0648635852518
CA	1223	0.072379712375
CC	1719	0.101734035628
CG	528	0.0312481505593
CT	1539	0.0910812570279
GA	761	0.0450375806356
GC	854	0.0505415162455
GG	579	0.0342664378292
GT	553	0.0327277031426
TA	1196	0.070781795585
TC	1238	0.073267443925
TG	753	0.044564123809
TT	1297	0.0767591880215