#dinucleotide	frequency
AA	1249517	0.0590107170883
AC	1131760	0.0534494281965
AG	1251353	0.0590974255337
AN	159	7.50906471624e-06
AT	1237899	0.058462035869
CA	1353944	0.0639424724413
CC	1379096	0.0651303214711
CG	1374499	0.0649132197698
CN	205	9.68149853351e-06
CT	1250325	0.0590488763606
GA	1343777	0.0634623173408
GC	1501118	0.0708930327592
GG	1387499	0.0655271684573
GN	226	1.06732617979e-05
GT	1137109	0.053702044468
NA	151	7.13125013932e-06
NC	215	1.01537667547e-05
NG	217	1.02482203989e-05
NN	697719	0.032951051099
NT	167	7.88687929315e-06
TA	923298	0.0436044304049
TC	1345886	0.0635619187087
TG	1356156	0.0640469381718
TN	160	7.55629153835e-06
TT	1251953	0.059125761627