#dinucleotide	frequency
AA	1515	0.0921364714468
AC	1207	0.0734050963936
AG	978	0.0594781974092
AT	1267	0.0770540655598
CA	1260	0.0766283524904
CC	1383	0.0841087392812
CG	509	0.03095542176
CT	1219	0.0741348902268
GA	821	0.0499300614243
GC	796	0.0484096576051
GG	671	0.0408076385088
GT	559	0.0339962293985
TA	1372	0.0834397616007
TC	985	0.0599039104786
TG	688	0.0418415131059
TT	1213	0.0737699933102