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                    Closing price on 12/9/2010
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                    | Open | 34.80 |  
                    | High | 35.30 |  
                    | Low | 34.30 |  
                    | Volume | 685,280 |  
                    | Split-adjusted Price | 4.97 |  
                
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 |  DPM Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 12/9/2010 | +1.30 / +3.82% | 34.80 | 35.30 | 34.30 | 35.30 | 35.30 | 4.97 | 685,280 |   |  
            | 12/8/2010 | -1.00 / -2.86% | 35.00 | 35.00 | 34.00 | 34.00 | 34.00 | 4.78 | 645,830 |   |  			
            | 12/7/2010 | 0.00 / 0.00% | 35.00 | 35.40 | 35.00 | 35.00 | 35.00 | 4.92 | 710,530 |   |  
            | 12/6/2010 | +0.10 / +0.29% | 35.20 | 35.50 | 34.90 | 35.00 | 35.00 | 4.92 | 1,077,520 |   |  			
            | 12/3/2010 | +0.40 / +1.16% | 34.90 | 35.50 | 34.50 | 34.90 | 34.90 | 4.91 | 1,029,020 |   |  
            | 12/2/2010 | +0.10 / +0.29% | 34.40 | 35.30 | 33.80 | 34.50 | 34.50 | 4.85 | 682,160 |   |  			
            | 12/1/2010 | -0.80 / -2.27% | 35.00 | 35.20 | 34.40 | 34.40 | 34.40 | 4.84 | 347,520 |   |  
            | 11/30/2010 | -0.50 / -1.40% | 36.30 | 36.40 | 35.20 | 35.20 | 35.20 | 4.95 | 547,420 |   |  			
            | 11/29/2010 | +0.60 / +1.71% | 34.90 | 35.70 | 33.40 | 35.70 | 35.70 | 5.02 | 456,690 |   |  
            | 11/26/2010 | -0.30 / -0.85% | 35.50 | 35.50 | 35.00 | 35.10 | 35.10 | 4.94 | 323,300 |   |  			
            | 11/25/2010 | -0.10 / -0.28% | 35.50 | 35.70 | 35.40 | 35.40 | 35.40 | 4.98 | 318,000 |   |  
            | 11/24/2010 | 0.00 / 0.00% | 35.50 | 35.50 | 34.90 | 35.50 | 35.50 | 4.99 | 303,650 |   |  			
            | 11/23/2010 | +0.60 / +1.72% | 34.50 | 35.50 | 34.50 | 35.50 | 35.50 | 4.99 | 499,070 |   |  
            | 11/22/2010 | +0.80 / +2.35% | 34.20 | 34.90 | 33.90 | 34.90 | 34.90 | 4.91 | 791,040 |   |  			
            | 11/19/2010 | -0.70 / -2.01% | 34.80 | 35.50 | 34.10 | 34.10 | 34.10 | 4.80 | 555,010 |   |  
            | 11/18/2010 | +1.30 / +3.88% | 34.00 | 34.80 | 34.00 | 34.80 | 34.80 | 4.90 | 310,330 |   |  			
            | 11/17/2010 | +1.10 / +3.40% | 32.40 | 33.50 | 32.40 | 33.50 | 33.50 | 4.71 | 447,650 |   |  
            | 11/16/2010 | -0.20 / -0.61% | 32.90 | 33.00 | 32.20 | 32.40 | 32.40 | 4.56 | 554,730 |   |  			
            | 11/15/2010 | -1.60 / -4.68% | 34.10 | 34.10 | 32.60 | 32.60 | 32.60 | 4.59 | 523,380 |   |  
            | 11/12/2010 | 0.00 / 0.00% | 34.00 | 34.20 | 33.10 | 34.20 | 34.20 | 4.81 | 464,630 |   |  			
            | 11/11/2010 | -0.80 / -2.29% | 35.40 | 35.40 | 34.20 | 34.20 | 34.20 | 4.81 | 221,500 |   |  
            | 11/10/2010 | +0.80 / +2.34% | 34.10 | 35.00 | 33.70 | 35.00 | 35.00 | 4.92 | 395,940 |   |  			
            | 11/9/2010 | -1.30 / -3.66% | 35.50 | 35.50 | 34.20 | 34.20 | 34.20 | 4.81 | 699,820 |   |  
            | 11/8/2010 | -1.30 / -3.53% | 36.80 | 36.80 | 35.50 | 35.50 | 35.50 | 4.99 | 886,610 |   |  			
            | 11/5/2010 | +0.60 / +1.66% | 36.40 | 36.80 | 36.40 | 36.80 | 36.80 | 5.18 | 962,280 |   |  
            | 11/4/2010 | +0.70 / +1.97% | 35.50 | 36.20 | 35.40 | 36.20 | 36.20 | 5.09 | 1,282,310 |   |  			
            | 11/3/2010 | 0.00 / 0.00% | 35.50 | 35.60 | 34.80 | 35.50 | 35.50 | 4.99 | 940,810 |   |  
            | 11/2/2010 | +0.20 / +0.57% | 35.40 | 35.50 | 34.90 | 35.50 | 35.50 | 4.99 | 1,356,010 |   |  			
            | 11/1/2010 | +0.50 / +1.44% | 35.50 | 35.50 | 34.50 | 35.30 | 35.30 | 4.97 | 1,256,510 |   |  
            | 10/29/2010 | +0.80 / +2.35% | 34.90 | 34.90 | 34.00 | 34.80 | 34.80 | 4.90 | 1,006,400 |   |  |  |  
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						| Market Update 
        
            
                Last updated at 3:10:02 PM
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