#dinucleotide	frequency
AA	2207	0.130545368508
AC	1463	0.086537324027
AG	843	0.0498639536259
AT	1331	0.0787294451674
CA	1487	0.0879569383651
CC	1370	0.0810363184668
CG	477	0.0282148349698
CT	1181	0.0698568555542
GA	741	0.043830592689
GC	671	0.0396900508695
GG	543	0.0321187743996
GT	443	0.0262037146575
TA	1409	0.0833431917662
TC	1011	0.0598012539927
TG	535	0.0316455696203
TT	1194	0.0706258133207