#dinucleotide	frequency
AA	7900	0.165653176767
AC	1697	0.03558397987
AG	1820	0.038163136926
AT	7031	0.147431327322
CA	1755	0.0368001677501
CC	659	0.0138184105683
CG	417	0.00874397148249
CT	1796	0.0376598867687
GA	1647	0.0345355420424
GC	627	0.0131474103586
GG	725	0.0152023485007
GT	1864	0.0390857622143
TA	7145	0.149821765569
TC	1645	0.0344936045293
TG	1901	0.0398616062068
TT	9061	0.189997903124