#dinucleotide	frequency
AA	1220	0.0903904571386
AC	393	0.0291175816848
AG	710	0.0526042824331
AT	1573	0.116544417278
CA	312	0.0231162480551
CC	220	0.0162999185004
CG	98	0.00726087278655
CT	698	0.0517151959695
GA	445	0.032970289694
GC	215	0.0159294658072
GG	449	0.0332666518486
GT	856	0.0634215010743
TA	1919	0.142179743647
TC	500	0.0370452693191
TG	708	0.0524561013559
TT	3181	0.235682003408