[perl4ever]

Is 1 million miles really the approximate distance between major accidents? Because in a lifetime, many people would approach that, and yet most people don't die in auto accidents.

[jdxcode]

I think most people are in a major car accident at some point in their life. Major doesn't mean death.

[leereeves]

According to AAA, in the US there is approximately one injury accident per million miles driven, and one fatal accident per 100 million miles:

https://aaafoundation.org/rates-motor-vehicle-crashes-injuri...

[Marsymars]

Besides what the other replies have said, you can also work backwards from insurance rates and margins, and it generally tracks.