#dinucleotide	frequency
AA	6757	0.178223828238
AC	1346	0.0355023342917
AG	1518	0.040039036742
AT	5101	0.134544879065
CA	1531	0.0403819270435
CC	653	0.0172236436051
CG	425	0.0112098752407
CT	1350	0.0356078389998
GA	1343	0.0354232057606
GC	608	0.0160367156384
GG	939	0.0247672302376
GT	1546	0.040777569699
TA	5091	0.134281117295
TC	1352	0.0356605913539
TG	1554	0.0409885791153
TT	6799	0.179331627674