Tesla drivers had the worst accident rate in the US, with 24 accidents per 1,000 drivers.
BMW drivers had the highest rate of driving under the influence, with 3 DUIs per 1,000 drivers.
Ram drivers had the highest overall incident rate, including accidents, DUIs, speeding, and other citations.
Based on the new study by Lendingtree.
It’s per 1000 drivers (at least in OP’s example). Doesn’t matter how many are on the road that’s factored out.