#dinucleotide	frequency
AA	2317	0.154096834264
AC	661	0.0439611598829
AG	723	0.0480845969673
AT	1977	0.13148443735
CA	673	0.0447592444799
CC	483	0.0321229050279
CG	143	0.00951050811386
CT	860	0.0571960627827
GA	580	0.0385740888534
GC	254	0.0168927906358
GG	292	0.0194200585262
GT	506	0.0336525671721
TA	2109	0.140263367917
TC	761	0.0506118648577
TG	474	0.0315243415802
TT	2223	0.147845171588