#dinucleotide	frequency
AA	1937	0.112590095327
AC	1586	0.0921878632876
AG	780	0.0453382934201
AT	1508	0.0876540339456
CA	1668	0.0969541966984
CC	1445	0.0839920948617
CG	418	0.0242966751918
CT	1267	0.0736456637991
GA	657	0.0381887933039
GC	658	0.0382469193211
GG	499	0.0290048825854
GT	422	0.0245291792606
TA	1550	0.0900953266682
TC	1109	0.0644617530807
TG	538	0.0312717972565
TT	1162	0.0675424319926