#dinucleotide	frequency
AA	3760458	0.0725187953634
AC	2408823	0.0464531028411
AG	3914580	0.0754909710343
AN	1356	2.61498696469e-05
AT	2332903	0.0449890186939
CA	3968942	0.0765393185371
CC	2892402	0.0557787133234
CG	2312250	0.0445907345805
CN	2427	4.68036383725e-05
CT	3890417	0.075024998099
GA	2519680	0.048590931823
GC	5271363	0.101655940495
GG	2940764	0.0567113534384
GN	2947	5.68316119835e-05
GT	2462529	0.0474887996695
NA	1582	3.05081812548e-05
NC	2333	4.49908892967e-05
NG	2415	4.65722235969e-05
NN	677982	0.0130745877013
NT	1733	3.34201505149e-05
TA	2167458	0.0417984838977
TC	2491427	0.0480460850184
TG	4027402	0.0776666941857
TN	1333	2.57063246603e-05
TT	3799437	0.0732704884084