Wall St ends down after PPI data and as chipmakers fall

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Citigroup Inc. (NYSE: C) Delayed: 145.67 --0 (-0%)
Previous Close $145.67    52 Week High $55.33 
Open $145.67    52 Week Low $34.52 
Day High $145.67    P/E 33.64 
Day Low $145.67    EPS $4.33 
Volume 6,116       

PowerShares QQQ Trust, Series 1 (NASDAQ: QQQ) Delayed: 737.95 --0 (-0%)
Previous Close $737.95    52 Week High $119.66 
Open $737.95    52 Week Low $94.84 
Day High $737.95    P/E N/A 
Day Low $737.95    EPS $0.00 
Volume 1,036,056       

S&P DEP RECEIPTS (NYSE: SPY) Delayed: 744.39 --0 (-0%)
Previous Close $744.39    52 Week High $219.60 
Open $744.39    52 Week Low $181.02 
Day High $744.39    P/E N/A 
Day Low $744.39    EPS $0.00 
Volume 526,388