Canada has more deaths per mile driven at 5.1, than the US at 1.5.
https://injuryfacts.nsc.org/motor-vehicle/historical-fatalit...
https://injuryfacts.nsc.org/motor-vehicle/historical-fatalit...
https://en.m.wikipedia.org/wiki/List_of_countries_by_traffic...
USA is 1.5 deaths per 100 million miles from your link. That's about 9.3 deaths per billion km.
Other comparable countries would be Australia and New Zealand which have 5.2 and 7.2 deaths per billion km respectively.
USA is still well behind on that metric.