#dinucleotide	frequency
AA	1840	0.0937436315468
AC	622	0.0316894232729
AG	1386	0.0706134094151
AT	1669	0.085031587528
CA	581	0.0296005706134
CC	502	0.025575708172
CG	422	0.0214998981047
CT	1051	0.0535459547585
GA	1155	0.0588445078459
GC	613	0.0312308946403
GG	1428	0.0727532097004
GT	1459	0.0743325861015
TA	1941	0.0988893417567
TC	819	0.0417261055635
TG	1419	0.0722946810679
TT	2721	0.138628489912