#dinucleotide	frequency
AA	1682	0.11081828963
AC	558	0.0367637369877
AG	792	0.0521807879826
AT	1900	0.125181183292
CA	669	0.0440769534853
CC	304	0.0200289893267
CG	158	0.0104098036632
CT	801	0.0527737514824
GA	709	0.0467123468178
GC	401	0.0264198181579
GG	434	0.0285940176571
GT	630	0.0415074449862
TA	1871	0.123270523126
TC	669	0.0440769534853
TG	790	0.052049018316
TT	2810	0.185136381605