THE ANSWER IS ABOUT 54,000

The question is: what's the difference between Sarah Palin, VP candidate and Barack Obama, Presidential candidate?

Oh, and this little blurb sweetens everything:

Just a week ago, John McCain and his vice-presidential nominee Sarah Palin — who can bring out crowds the way Obama can — appeared in this same stadium, Resch Center, to a crowd of 10,000 fans. There were an uncharacteristic amount of empty orange seats for Obama’s rally.