Indy vs F1 vs NASCAR in the last 3 months:
F1 vs Le Mans vs NASCAR in the past 2 years:
It’s self-explanatory. I compared WRC and Indy also with dropping F1 and NASCAR, to get something viewable higher graph, because they are at the flat bottom when measured to the two big, F1 and NASCAR.
1. Formula 1
3. Le Mans