96825100000000000000 people watch sports every year
roughly around 50,000 people go and watch the Olympics.
2008
2008 Olympics: 1200 swimmers
8,000,000
* *
2040 were there
One.
7
Not sure yet, but the people who watch the Olympics will have a great chance of finding out how many athletes there are.
== == 3.2 billion
none