#dinucleotide	frequency
AA	1761	0.106097120135
AC	1365	0.0822388239547
AG	909	0.0547656344138
AT	1449	0.0872996746596
CA	1349	0.0812748523919
CC	1339	0.0806723701651
CG	418	0.0251837570792
CT	1111	0.0669357753946
GA	786	0.0473551030245
GC	664	0.0400048198578
GG	542	0.0326545366912
GT	506	0.0304856006748
TA	1588	0.0956741776118
TC	850	0.0512109892758
TG	629	0.0378961320641
TT	1332	0.0802506326063