When you are absolutely the best, there is really very little competition. As they say, there is not a lot of traffic in the extra mile. You can see an example when you see the list of top 25 films of 2008 (based on box office earnings)
The #1 film on the list is “Dark Knight” that earned $530.9M where as the #2 movie earned $318.3M.
An interactive chart with the list is here below (all numbers in Millions):
Have a great Super Bowl Sunday