#dinucleotide	frequency
AA	2907	0.177765547606
AC	742	0.0453739375038
AG	557	0.0340610285575
AT	2438	0.149085794655
CA	846	0.0517336268575
CC	450	0.0275178866263
CG	129	0.00788846083287
CT	835	0.0510609674066
GA	574	0.0351005931633
GC	251	0.0153488656516
GG	225	0.0137589433132
GT	311	0.0190179172017
TA	2316	0.141625389837
TC	817	0.0499602519415
TG	450	0.0275178866263
TT	2505	0.15318290222