Jon Greenberg is a columnist for ESPNChicago.com. He has lived and worked in Chicago since 2003, and is a graduate of Ohio University and the University of Chicago.
CHICAGO -- From 2007 through 2014, I was in charge of putting together the NFL Fan Cost Index for Team Marketing Report. The Fan Cost Index, or FCI, is a survey that estimates the cost for a family of four to attend a sporting event.
