You only forgot to consider that there are still drivers in the cars, so each time the human intervene it could have prevented an accident , I am not sure what is the average victims per accident say 2 , you can multiply it with the number of time the drivers had to take over and you have an upper limit, if you don't like this upper limit then we need better numbers but this companies keep them secret or under report the problems.

According to this [1], fatality rates vary a lot from country to country. For example, in Germany and UK the rate is about 1/3 of the US rate.

Will you cherry pick the geography to make your argument?

[1] https://en.m.wikipedia.org/wiki/List_of_countries_by_traffic...

That is not a good citation given the number of autonomous cars on the road compared to the number of user-driven cars.

Due to human error because they are only level 2 or 3 selfing driving, which requires a human driver. Which means they clearly are not safer than human driving.

Telsa autopilot isn't even self-driving. It's fancy cruise control.