#dinucleotide	frequency
AA	1589	0.0848281016442
AC	869	0.0463912022208
AG	1227	0.0655028827675
AT	1843	0.0983877856075
CA	849	0.0453235105701
CC	751	0.040091821482
CG	406	0.0216741405082
CT	1260	0.067264573991
GA	936	0.0499679692505
GC	737	0.0393444373265
GG	1006	0.0537048900278
GT	1062	0.0566944266496
TA	2154	0.114990390775
TC	909	0.0485265855221
TG	1102	0.0588298099509
TT	2032	0.108477471706