#dinucleotide	frequency
AA	6640579	0.113494803101
AC	2546037	0.0435145742565
AG	4180887	0.0714559599171
AN	17	2.90548708585e-07
AT	5217689	0.0891760471029
CA	3585254	0.06127593645
CC	2315904	0.039581348024
CG	767980	0.0131256233658
CN	12	2.0509320606e-07
CT	4130401	0.070593098617
GA	4156491	0.0710390054292
GC	1800902	0.0307793970817
GG	2284088	0.0390375775703
GN	12	2.0509320606e-07
GT	2517500	0.0430268455214
NA	23	3.93095311615e-07
NC	10	1.7091100505e-07
NG	9	1.53819904545e-07
NT	15	2.56366507575e-07
TA	4201650	0.0718108224369
TC	4111119	0.0702635480171
TG	3549678	0.0606679034585
TN	16	2.7345760808e-07
TT	6503710	0.111155561266