#dinucleotide	frequency
AA	1656	0.0995910512389
AC	1292	0.0777002646139
AG	948	0.0570122684628
AT	1303	0.0783617993745
CA	1347	0.0810079384171
CC	1459	0.087743565071
CG	475	0.0285662737551
CT	1240	0.0745730093818
GA	806	0.0484724560981
GC	758	0.0455857589608
GG	597	0.0359032956459
GT	524	0.0315131104162
TA	1390	0.083593937936
TC	1013	0.060921337503
TG	664	0.0399326437335
TT	1156	0.0695212893914