#dinucleotide	frequency
AA	1921	0.086321560169
AC	1467	0.0659207333513
AG	996	0.0447559989215
AT	2102	0.0944549294509
CA	1561	0.0701446930889
CC	1795	0.0806596566909
CG	487	0.0218837063
CT	1892	0.0850184236542
GA	876	0.0393637098949
GC	856	0.0384649950571
GG	622	0.027950031455
GT	687	0.0308708546778
TA	2129	0.0956681944819
TC	1616	0.0726161588928
TG	936	0.0420598544082
TT	2311	0.103846499506