#dinucleotide	frequency
AA	1837	0.110836249547
AC	1185	0.0714975262459
AG	858	0.05176782913
AT	1739	0.104923373959
CA	1246	0.0751779896223
CC	965	0.0582237239049
CG	271	0.0163509110655
CT	1225	0.0739109448534
GA	689	0.0415711355135
GC	552	0.0333051767829
GG	442	0.0266682756124
GT	509	0.0307107517799
TA	1847	0.111439604199
TC	1006	0.0606974779776
TG	620	0.0374079884156
TT	1583	0.0955110413901