When searching for “what are the odds of being involved in a car accident?“, A commonly spouted statistic online states that for every 1,000 miles you drive, you have a 1 in 366 chance of being in a car accident. This data is usually attributed to Esurance, however, the data actually originated from the US Census Bureau.
This data first started making the rounds in 2016, when the Esurance.com blog released this infographic (which has since been deleted):

If you look closely, the source for that statistic comes from data published on the census.gov website in 2012. The link has since been deleted, but you can still see the data from the internet archive’s wayback machine at https://web.archive.org/web/20140401221156/https://www.census.gov/compendia/statab/2012/tables/12s1103.pdf.
That data has also been shared below as an image.

Although the data is from before 2009, you now know the full history of where that statistic came from and why we say that you have a 1 in 366 chance of being involved in a car accident per 1,000 miles you drive.