#dinucleotide	frequency
AA	1767	0.103861752777
AC	1192	0.0700640686534
AG	797	0.0468465291248
AT	1901	0.111738082643
CA	1282	0.075354140951
CC	1005	0.0590724739905
CG	325	0.0191030388526
CT	1185	0.0696526185858
GA	669	0.0393228707459
GC	549	0.0322694410157
GG	414	0.0243343325692
GT	515	0.0302709692588
TA	1940	0.114030447305
TC	1051	0.0617762887204
TG	610	0.0358549344619
TT	1811	0.106448010345