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            | 
                    Closing price on 2/10/2011
                 |  |  
    
        |           
                
                    | Open | 17.40 |  
                    | High | 17.40 |  
                    | Low | 17.40 |  
                    | Volume | 200 |  
                    | Split-adjusted Price | 9.73 |  
                
             | 
 |  DPC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 2/10/2011 | 0.00 / 0.00% | 17.40 | 17.40 | 17.40 | 17.40 | 17.40 | 9.73 | 200 |   |  
            | 2/9/2011 | +0.10 / +0.58% | 17.40 | 17.40 | 17.40 | 17.40 | 17.40 | 9.73 | 100 |   |  			
            | 2/8/2011 | -0.70 / -3.89% | 17.30 | 17.30 | 17.30 | 17.30 | 17.30 | 9.68 | 700 |   |  
            | 1/28/2011 | 0.00 / 0.00% | 18.00 | 18.00 | 18.00 | 18.00 | 18.00 | 10.07 | 100 |   |  			
            | 1/27/2011 | +0.50 / +2.86% | 18.00 | 18.00 | 18.00 | 18.00 | 18.00 | 10.07 | 200 |   |  
            | 1/26/2011 | -0.10 / -0.57% | 17.50 | 17.50 | 17.50 | 17.50 | 17.50 | 9.79 | 0 |   |  			
            | 1/25/2011 | 0.00 / 0.00% | 17.50 | 17.60 | 17.50 | 17.60 | 17.60 | 9.85 | 300 |   |  
            | 1/24/2011 | 0.00 / 0.00% | 17.60 | 17.60 | 17.60 | 17.60 | 17.60 | 9.85 | 0 |   |  			
            | 1/21/2011 | +0.20 / +1.15% | 17.50 | 18.00 | 17.40 | 17.60 | 17.60 | 9.85 | 7,600 |   |  
            | 1/20/2011 | +0.10 / +0.58% | 17.50 | 17.60 | 17.40 | 17.40 | 17.40 | 9.73 | 7,600 |   |  			
            | 1/19/2011 | 0.00 / 0.00% | 17.60 | 17.60 | 17.30 | 17.30 | 17.30 | 9.68 | 4,600 |   |  
            | 1/18/2011 | -0.30 / -1.70% | 17.60 | 17.60 | 17.30 | 17.30 | 17.30 | 9.68 | 3,100 |   |  			
            | 1/17/2011 | +0.10 / +0.57% | 17.50 | 17.60 | 17.40 | 17.60 | 17.60 | 9.85 | 5,500 |   |  
            | 1/14/2011 | -0.10 / -0.57% | 17.60 | 17.60 | 17.50 | 17.50 | 17.50 | 9.79 | 7,600 |   |  			
            | 1/13/2011 | +0.60 / +3.53% | 17.60 | 17.60 | 17.60 | 17.60 | 17.60 | 9.85 | 200 |   |  
            | 1/12/2011 | -0.30 / -1.73% | 17.00 | 17.00 | 17.00 | 17.00 | 17.00 | 9.51 | 500 |   |  			
            | 1/11/2011 | -0.10 / -0.57% | 17.30 | 17.30 | 17.30 | 17.30 | 17.30 | 9.68 | 1,000 |   |  
            | 1/10/2011 | -0.10 / -0.57% | 17.50 | 17.50 | 17.40 | 17.40 | 17.40 | 9.73 | 6,100 |   |  			
            | 1/7/2011 | 0.00 / 0.00% | 17.50 | 17.50 | 17.50 | 17.50 | 17.50 | 9.79 | 0 |   |  
            | 1/6/2011 | 0.00 / 0.00% | 17.60 | 17.60 | 17.50 | 17.50 | 17.50 | 9.79 | 4,200 |   |  			
            | 1/5/2011 | -0.20 / -1.13% | 17.60 | 17.60 | 17.50 | 17.50 | 17.50 | 9.79 | 2,500 |   |  
            | 1/4/2011 | -0.10 / -0.56% | 17.60 | 17.70 | 17.60 | 17.70 | 17.70 | 9.90 | 400 |   |  			
            | 12/31/2010 | +0.10 / +0.56% | 18.30 | 18.30 | 17.30 | 17.80 | 17.80 | 9.96 | 800 |   |  
            | 12/30/2010 | -0.30 / -1.67% | 17.70 | 17.70 | 17.70 | 17.70 | 17.70 | 9.90 | 0 |   |  			
            | 12/29/2010 | -0.20 / -1.10% | 17.30 | 18.00 | 17.30 | 18.00 | 18.00 | 10.07 | 200 |   |  
            | 12/28/2010 | +0.60 / +3.41% | 18.30 | 18.30 | 17.60 | 18.20 | 18.20 | 10.18 | 5,200 |   |  			
            | 12/27/2010 | +0.40 / +2.33% | 18.40 | 18.40 | 17.40 | 17.60 | 17.60 | 9.85 | 2,500 |   |  
            | 12/24/2010 | 0.00 / 0.00% | 17.20 | 17.20 | 17.20 | 17.20 | 17.20 | 9.62 | 100 |   |  			
            | 12/23/2010 | -1.00 / -5.49% | 17.40 | 17.40 | 17.20 | 17.20 | 17.20 | 9.62 | 3,600 |   |  
            | 12/22/2010 | 0.00 / 0.00% | 16.40 | 18.20 | 16.40 | 18.20 | 18.20 | 10.18 | 5,100 |   |  |