The top 10 highest paid athletes this year are all either golfers, basketball players or race car drivers. Tiger Woods made 110 million. Kobe and Jordon made less than half as much at 45 million. But they may be the exception. In the top 20, there were Baseball players for sure.
See this link http://sports.yahoo.com/top/news?slug=ys-forbestopearners061809&prov=yhoo&type=lgns