I think your factor of five is on the “wrong side” of the equation here you’re thinking of. Ie if the crime rate were 5 x that of other cities AND the incarcer

I think your factor of five is on the “wrong side” of the equation here you’re thinking of. Ie if the crime rate were 5 x that of other cities AND the incarceration rate were 5 x lower, that would mean criminals were 25 x less likely to be prosecuted in SF.