#dinucleotide	frequency
AA	2575	0.178460045741
AC	781	0.0541271051355
AG	450	0.0311871924596
AT	1803	0.124956684455
CA	904	0.0626516044078
CC	587	0.0406819599418
CG	146	0.0101185113313
CT	820	0.0568299951487
GA	475	0.0329198142629
GC	251	0.0173955229053
GG	192	0.0133065354494
GT	254	0.0176034375217
TA	1655	0.114699563379
TC	838	0.058077482847
TG	384	0.0266130708989
TT	2314	0.160371474115