#dinucleotide	frequency
AA	1523	0.0905523515072
AC	1441	0.085676913015
AG	940	0.0558891729592
AT	1093	0.0649860277068
CA	1535	0.091265830311
CC	1954	0.116178131875
CG	507	0.0301444794578
CT	1471	0.0874606100244
GA	732	0.0435222070278
GC	829	0.0492894940246
GG	530	0.0315119804982
GT	458	0.0272311076758
TA	1207	0.0717640763422
TC	1243	0.0739045127534
TG	571	0.0339496997443
TT	785	0.0466734050776