#dinucleotide	frequency
AA	1960	0.0982062330895
AC	1354	0.0678424691853
AG	964	0.0483014330093
AT	1694	0.0848782443131
CA	1422	0.0712496242108
CC	1334	0.066840364766
CG	495	0.0248020843772
CT	1706	0.0854795069646
GA	718	0.0359755486522
GC	917	0.045946487624
GG	638	0.031967130975
GT	669	0.0335203928249
TA	1871	0.0937468684237
TC	1353	0.0677923639643
TG	845	0.0423389117146
TT	2018	0.101112335905