There was one fatal crash on May 7, 2016 with a person using the Tesla autopilot.
Up until mid-May, 2016 Tesla reported about “~100 million miles” driven with Autopilot active. The figure includes Autosteer and/or Traffic -Aware Cruise Control – the Autopilot’s main convenience features.
Tesla is now gathering more data from autonomous miles driven in a day than Google’s program has logged since its inception in 2009.
The U.S. average fatal automobile fatality rate of 1.5 per 100 million vehicle-miles for 2000
Tesla is now at over 150 million vehicle-miles with the Tesla autopilot.
SOURCES- Elon Musk, wikipedia, electrek