#dinucleotide	frequency
AA	1926	0.112041884817
AC	1418	0.0824898196626
AG	812	0.0472367655614
AT	1818	0.105759162304
CA	1550	0.0901687027341
CC	1241	0.0721931355439
CG	332	0.0193135543921
CT	1224	0.0712041884817
GA	670	0.0389761489238
GC	559	0.0325189063409
GG	400	0.0232693426411
GT	442	0.0257126236184
TA	1828	0.10634089587
TC	1129	0.0656777196044
TG	526	0.030599185573
TT	1315	0.0764979639325