S&P 500...Insanity???

S&P 500 Statistics As of September 30, 2009

Total Market Value ($ Billion) 9,337
Mean Market Value ($ Million) 18,673
Median Market Value ($ Million) 7,978
Weighted Ave. Market Value ($ Million) 74,455
Largest Cos. Market Value ($ Million) 329,725
Smallest Cos. Market Value ($ Million) 814
Median Share Price ($) 32.850
P/E Ratio* 140.76
Indicated Dividend Yield (%) 2.05NM

*Based on As Reported Earnings.