Last Saturday's NASCAR Truck Series race from Talladega earned a 0.7 rating and 1.1 million viewers on FOX, down 15% in ratings and 17% in viewership from last year (0.85, 1.3M) and down 22% and 19% respectively from 2015 (0.9, 1.4M). [
Sports Media Watch](10-22-2017)
Vs the the final Indycar race
Coverage of the 2017 IndyCar season averaged a 0.32 rating and 502,000 viewers on NBCSN, flat in ratings and up 3% in viewership from last year (0.32, 488K) but down 6% and 1% respectively from 2015 (0.34, 507K). It was the second-most watched IndyCar season ever on NBCSN (dates back to 2009), behind only 2015.
F1 from COTA
An average of 1.05 million viewers tuned in to NBC to watch the F1 U.S. Grand Prix from Circuit of The Americas, giving the broadcast a 0.65 rating. That's up from last year's race, which drew a 0.49 rating and averaged 727,000 viewers.