#dinucleotide	frequency
AA	1638	0.0971127052825
AC	1234	0.0731606094741
AG	883	0.0523507440564
AT	1515	0.0898203592814
CA	1307	0.0774885871821
CC	1186	0.0703148159127
CG	434	0.0257307167843
CT	1358	0.0805122428411
GA	737	0.0436947886405
GC	713	0.0422718918598
GG	532	0.0315408786388
GT	619	0.0366988794688
TA	1588	0.0941483369894
TC	1152	0.0682990454734
TG	751	0.0445248117626
TT	1220	0.072330586352