How about comparing Teslas before Autopilot to Teslas after Autopilot?
> ODI analyzed mileage and airbag deployment data supplied by Tesla for all MY 2014 through 2016 Model S and 2016 Model X vehicles equipped with the Autopilot Technology Package... The data show that the Tesla vehicles crash rate dropped by almost 40 percent after Autosteer installation.
> ODI analyzed mileage and airbag deployment data supplied by Tesla for all MY 2014 through 2016 Model S and 2016 Model X vehicles equipped with the Autopilot Technology Package... The data show that the Tesla vehicles crash rate dropped by almost 40 percent after Autosteer installation.
https://www.scribd.com/document/337008436/NHTSA-Full-Report-...