#dinucleotide	frequency
AA	42742465	0.114058680458
AC	16482016	0.0439824188017
AG	18498068	0.0493622730252
AN	9680	2.58311734438e-05
AT	34110815	0.0910250391091
CA	20096445	0.0536275574793
CC	10885057	0.0290468796811
CG	6185749	0.0165067309193
CN	4563	1.2176409548e-05
CT	18560924	0.049530004868
GA	19809398	0.0528615697889
GC	8497469	0.022675578055
GG	10886619	0.0290510478932
GN	4716	1.25846915249e-05
GT	16509761	0.044056456602
NA	10462	2.79179479927e-05
NC	4655	1.24219124361e-05
NG	4626	1.23445256561e-05
NN	39359089	0.105030108941
NT	9429	2.51613775209e-05
TA	29183934	0.0778776096
TC	19863428	0.0530057493654
TG	20132739	0.0537244083687
TN	10213	2.7253489089e-05
TT	42878689	0.114422195517