Wall St ends down after PPI data and as chipmakers fall

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Citigroup Inc. (NYSE: C) Delayed: 131.91 -0.99 (0.74%)
Previous Close $132.90    52 Week High $55.33 
Open $132.31    52 Week Low $34.52 
Day High $132.48    P/E 30.46 
Day Low $131.44    EPS $4.33 
Volume 480,598       

PowerShares QQQ Trust, Series 1 (NASDAQ: QQQ) Delayed: 715.16 -1.27 (0.18%)
Previous Close $716.43    52 Week High $119.66 
Open $715.17    52 Week Low $94.84 
Day High $717.00    P/E N/A 
Day Low $713.97    EPS $0.00 
Volume 4,000,529       

S&P DEP RECEIPTS (NYSE: SPY) Delayed: 766.19 -3.16 (0.41%)
Previous Close $769.35    52 Week High $219.60 
Open $767.33    52 Week Low $181.02 
Day High $767.62    P/E N/A 
Day Low $765.50    EPS $0.00 
Volume 4,310,296