Wall Street closes up, another weekly gain ahead of inflation data

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SPDR DOW JONES INDUSTRIAL AVERAGE ETF TRUST (NYSE: DIA) Delayed: 532.22 +5.15 (0.98%)
Previous Close $527.07    52 Week High $189.39 
Open $530.03    52 Week Low $154.38 
Day High $532.91    P/E N/A 
Day Low $529.43    EPS $0.00 
Volume 3,036,544       

PowerShares QQQ Trust, Series 1 (NASDAQ: QQQ) Delayed: 713.44 +2.51 (0.35%)
Previous Close $710.93    52 Week High $119.66 
Open $715.23    52 Week Low $94.84 
Day High $715.67    P/E N/A 
Day Low $709.20    EPS $0.00 
Volume 33,372,297       

S&P DEP RECEIPTS (NYSE: SPY) Delayed: 765.72 +3.12 (0.41%)
Previous Close $762.60    52 Week High $219.60 
Open $766.05    52 Week Low $181.02 
Day High $767.85    P/E N/A 
Day Low $764.17    EPS $0.00 
Volume 39,176,888