#dinucleotide	frequency
AA	7455	0.156696653775
AC	1794	0.0377080881117
AG	1963	0.0412602993106
AT	6893	0.144883975114
CA	1757	0.0369303850681
CC	675	0.0141878257945
CG	436	0.0091642845132
CT	1965	0.0413023373129
GA	1725	0.0362577770304
GC	649	0.0136413317639
GG	746	0.0156801748781
GT	1921	0.0403775012611
TA	7168	0.150664200437
TC	1716	0.0360686060198
TG	1895	0.0398310072305
TT	8818	0.185345552379