#dinucleotide	frequency
AA	7166	0.174635667983
AC	1822	0.0444022030511
AG	2106	0.0513232928791
AT	4934	0.120241750743
CA	2019	0.0492030998684
CC	931	0.0226885022177
CG	536	0.0130623385485
CT	1845	0.0449627138471
GA	1824	0.0444509431203
GC	906	0.0220792513525
GG	982	0.0239313739826
GT	1720	0.0419164595214
TA	5019	0.122313203685
TC	1673	0.0407710678949
TG	1807	0.044036652532
TT	5744	0.139981478774