#dinucleotide	frequency
AA	4505	0.146356518632
AC	930	0.0302134433579
AG	1500	0.0487313602547
AT	5573	0.181053247133
CA	1159	0.0376530976901
CC	700	0.0227413014522
CG	280	0.00909652058088
CT	999	0.0324550859296
GA	1409	0.0457749910659
GC	371	0.0120528897697
GG	853	0.0277119001982
GT	1150	0.0373607095286
TA	5435	0.17656996199
TC	1137	0.0369383710731
TG	1150	0.0373607095286
TT	3630	0.117929891816