#dinucleotide	frequency
AA	886614	0.0961998720972
AC	499580	0.0542056995517
AG	594721	0.0645287398276
AM	1	1.08502541238e-07
AN	57	6.18464485057e-06
AR	1	1.08502541238e-07
AT	727017	0.0788831920232
CA	636750	0.0690889931333
CC	404691	0.0439100019162
CG	257284	0.0279159678199
CM	1	1.08502541238e-07
CN	50	5.4251270619e-06
CT	597496	0.0648298343796
GA	639884	0.0694290400975
GC	347912	0.0377493361272
GG	405125	0.0439570920191
GN	57	6.18464485057e-06
GT	501328	0.0543953619938
MC	2	2.17005082476e-07
NA	68	7.37817280419e-06
NC	35	3.79758894333e-06
NG	74	8.02918805161e-06
NN	731	7.9315357645e-05
NT	69	7.48667534542e-06
RA	2	2.17005082476e-07
RT	1	1.08502541238e-07
TA	544674	0.0590985131463
TC	644049	0.0698809531818
TG	637104	0.0691274030329
TN	82	8.89720838152e-06
TR	2	2.17005082476e-07
TT	890912	0.0966662160194