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                    Closing price on 11/26/2008
                 |  |  
    
        |           
                
                    | Open | 37.60 |  
                    | High | 37.60 |  
                    | Low | 36.40 |  
                    | Volume | 243,560 |  
                    | Split-adjusted Price | 4.56 |  
                
             | 
 |  DPM Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 11/26/2008 | -1.00 / -2.67% | 37.60 | 37.60 | 36.40 | 36.40 | 36.40 | 4.56 | 243,560 |   |  
            | 11/25/2008 | +0.20 / +0.54% | 37.90 | 37.90 | 37.40 | 37.40 | 37.40 | 4.69 | 316,760 |   |  			
            | 11/24/2008 | 0.00 / 0.00% | 38.30 | 38.30 | 37.10 | 37.20 | 37.20 | 4.66 | 312,670 |   |  
            | 11/21/2008 | -0.10 / -0.27% | 35.80 | 37.40 | 35.80 | 37.20 | 37.20 | 4.66 | 1,176,960 |   |  			
            | 11/20/2008 | -1.70 / -4.36% | 38.00 | 38.60 | 37.30 | 37.30 | 37.30 | 4.67 | 440,110 |   |  
            | 11/19/2008 | -0.80 / -2.01% | 40.00 | 40.00 | 38.90 | 39.00 | 39.00 | 4.89 | 427,010 |   |  			
            | 11/18/2008 | -1.20 / -2.93% | 40.00 | 40.60 | 39.80 | 39.80 | 39.80 | 4.99 | 335,100 |   |  
            | 11/17/2008 | -1.10 / -2.61% | 42.00 | 42.00 | 41.00 | 41.00 | 41.00 | 5.14 | 120,310 |   |  			
            | 11/14/2008 | +1.10 / +2.68% | 42.90 | 42.90 | 41.50 | 42.10 | 42.10 | 5.27 | 312,370 |   |  
            | 11/13/2008 | +0.20 / +0.49% | 39.20 | 42.30 | 39.20 | 41.00 | 41.00 | 5.14 | 414,140 |   |  			
            | 11/12/2008 | -2.10 / -4.90% | 40.80 | 41.40 | 40.80 | 40.80 | 40.80 | 5.11 | 723,550 |   |  
            | 11/11/2008 | -2.20 / -4.88% | 43.20 | 43.60 | 42.90 | 42.90 | 42.90 | 5.37 | 692,120 |   |  			
            | 11/10/2008 | -0.10 / -0.22% | 45.50 | 46.40 | 45.10 | 45.10 | 45.10 | 5.65 | 465,720 |   |  
            | 11/7/2008 | -2.10 / -4.44% | 45.20 | 47.00 | 45.20 | 45.20 | 45.20 | 5.66 | 407,480 |   |  			
            | 11/6/2008 | -2.40 / -4.83% | 47.50 | 51.00 | 47.30 | 47.30 | 47.30 | 5.93 | 882,320 |   |  
            | 11/5/2008 | +2.30 / +4.85% | 49.70 | 49.70 | 49.00 | 49.70 | 49.70 | 6.23 | 1,100,010 |   |  			
            | 11/4/2008 | +2.20 / +4.87% | 45.00 | 47.40 | 44.10 | 47.40 | 47.40 | 5.94 | 815,040 |   |  
            | 11/3/2008 | -1.80 / -3.83% | 46.80 | 46.80 | 45.00 | 45.20 | 45.20 | 5.66 | 413,650 |   |  			
            | 10/31/2008 | +0.50 / +1.08% | 45.50 | 47.00 | 45.00 | 47.00 | 47.00 | 5.89 | 970,970 |   |  
            | 10/30/2008 | -1.50 / -3.13% | 45.70 | 47.50 | 45.70 | 46.50 | 46.50 | 5.82 | 698,180 |   |  			
            | 10/29/2008 | +1.50 / +3.23% | 48.80 | 48.80 | 46.00 | 48.00 | 48.00 | 6.01 | 1,228,150 |   |  
            | 10/28/2008 | +2.20 / +4.97% | 42.10 | 46.50 | 42.10 | 46.50 | 46.50 | 5.82 | 654,420 |   |  			
            | 10/27/2008 | -2.30 / -4.94% | 44.30 | 44.30 | 44.30 | 44.30 | 44.30 | 5.55 | 496,690 |   |  
            | 10/24/2008 | -2.40 / -4.90% | 46.70 | 47.00 | 46.60 | 46.60 | 46.60 | 5.84 | 911,800 |   |  			
            | 10/23/2008 | -2.50 / -4.85% | 49.20 | 50.50 | 49.00 | 49.00 | 49.00 | 6.14 | 809,310 |   |  
            | 10/22/2008 | -0.50 / -0.96% | 50.50 | 51.50 | 50.50 | 51.50 | 51.50 | 6.45 | 141,070 |   |  			
            | 10/21/2008 | +2.00 / +4.00% | 52.50 | 52.50 | 51.00 | 52.00 | 52.00 | 6.51 | 889,860 |   |  
            | 10/20/2008 | -2.00 / -3.85% | 50.50 | 51.00 | 50.00 | 50.00 | 50.00 | 6.26 | 407,930 |   |  			
            | 10/17/2008 | 0.00 / 0.00% | 53.00 | 53.00 | 52.00 | 52.00 | 52.00 | 6.51 | 324,530 |   |  
            | 10/16/2008 | -2.00 / -3.70% | 51.50 | 52.50 | 51.50 | 52.00 | 52.00 | 6.51 | 500,210 |   |  |