category	n	N	rate	rate_per_mb	relative_rate
A->T	609	67502974	9.021825e-06	9.021825e+00	5.407561e-01
C->(A/T)	908	77308830	1.174510e-05	1.174510e+01	7.039856e-01
A->(C/G)	447	67502974	6.621930e-06	6.621930e+00	3.969096e-01
C->G	160	77308830	2.069621e-06	2.069621e+00	1.240503e-01
indel+null	286	144811804	1.974977e-06	1.974977e+00	1.183775e-01
double_null	6	144811804	4.143309e-08	4.143309e-02	2.483444e-03
Total	2416	144811804	1.668372e-05	1.668372e+01	1