#dinucleotide	frequency
AA	4595	0.186750660435
AC	878	0.0356838041049
AG	1184	0.0481203007519
AT	3425	0.139199349726
CA	921	0.0374314163788
CC	415	0.0168664905507
CG	126	0.00512091038407
CT	1170	0.0475513107092
GA	1107	0.0449908555172
GC	279	0.0113391587076
GG	440	0.0178825441983
GT	851	0.0345864661654
TA	3458	0.140540540541
TC	1060	0.0430806746596
TG	928	0.0377159114001
TT	3768	0.153139605771