#dinucleotide	frequency
AA	2347	0.155926122774
AC	723	0.0480334839224
AG	481	0.031955886261
AT	2116	0.140579325007
CA	821	0.0545442466117
CC	630	0.0418549030029
CG	139	0.00923465320223
CT	930	0.0617858091948
GA	495	0.0328859952166
GC	231	0.0153467977677
GG	237	0.0157454158916
GT	312	0.0207281424395
TA	2003	0.133072017008
TC	936	0.0621844273186
TG	418	0.0277703959607
TT	2233	0.148352378421