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            | 
                    Closing price on 4/12/2013
                 |  |  
    
        |           
                
                    | Open | 57.50 |  
                    | High | 58.50 |  
                    | Low | 57.50 |  
                    | Volume | 78,090 |  
                    | Split-adjusted Price | 8.96 |  
                
             | 
 |  DPR Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 4/12/2013 | +0.50 / +0.87% | 57.50 | 58.50 | 57.50 | 58.00 | 58.00 | 8.96 | 78,090 |   |  
            | 4/11/2013 | 0.00 / 0.00% | 57.50 | 58.00 | 56.50 | 57.50 | 57.50 | 8.88 | 14,440 |   |  			
            | 4/10/2013 | +0.50 / +0.88% | 57.50 | 58.50 | 57.50 | 57.50 | 57.50 | 8.88 | 8,960 |   |  
            | 4/9/2013 | -1.50 / -2.56% | 58.00 | 58.00 | 57.00 | 57.00 | 57.00 | 8.80 | 1,200 |   |  			
            | 4/8/2013 | 0.00 / 0.00% | 58.50 | 58.50 | 57.00 | 58.50 | 58.50 | 9.04 | 4,500 |   |  
            | 4/5/2013 | 0.00 / 0.00% | 57.50 | 58.50 | 57.50 | 58.50 | 58.50 | 9.04 | 1,240 |   |  			
            | 4/4/2013 | 0.00 / 0.00% | 57.50 | 58.50 | 57.50 | 58.50 | 58.50 | 9.04 | 2,720 |   |  
            | 4/3/2013 | 0.00 / 0.00% | 59.00 | 59.00 | 58.50 | 58.50 | 58.50 | 9.04 | 2,850 |   |  			
            | 4/2/2013 | +1.50 / +2.63% | 58.50 | 60.00 | 58.00 | 58.50 | 58.50 | 9.04 | 4,750 |   |  
            | 4/1/2013 | +0.50 / +0.88% | 56.50 | 57.50 | 56.50 | 57.00 | 57.00 | 8.80 | 6,400 |   |  			
            | 3/29/2013 | 0.00 / 0.00% | 56.50 | 56.50 | 56.00 | 56.50 | 56.50 | 8.73 | 5,730 |   |  
            | 3/28/2013 | -1.00 / -1.74% | 57.00 | 57.00 | 56.50 | 56.50 | 56.50 | 8.73 | 7,100 |   |  			
            | 3/27/2013 | +1.00 / +1.77% | 56.50 | 57.50 | 56.50 | 57.50 | 57.50 | 8.88 | 710 |   |  
            | 3/26/2013 | -1.00 / -1.74% | 56.50 | 57.00 | 56.50 | 56.50 | 56.50 | 8.73 | 3,200 |   |  			
            | 3/25/2013 | 0.00 / 0.00% | 58.00 | 58.00 | 57.00 | 57.50 | 57.50 | 8.88 | 5,970 |   |  
            | 3/22/2013 | +0.50 / +0.88% | 57.00 | 57.50 | 56.50 | 57.50 | 57.50 | 8.88 | 8,940 |   |  			
            | 3/21/2013 | -1.00 / -1.72% | 58.00 | 58.00 | 57.00 | 57.00 | 57.00 | 8.80 | 9,060 |   |  
            | 3/20/2013 | +1.00 / +1.75% | 56.50 | 58.00 | 56.50 | 58.00 | 58.00 | 8.96 | 3,700 |   |  			
            | 3/19/2013 | -2.00 / -3.39% | 57.00 | 57.00 | 57.00 | 57.00 | 57.00 | 8.80 | 1,710 |   |  
            | 3/18/2013 | +2.50 / +4.42% | 57.50 | 59.50 | 56.50 | 59.00 | 59.00 | 9.11 | 13,350 |   |  			
            | 3/15/2013 | -4.00 / -6.61% | 57.50 | 60.00 | 56.50 | 56.50 | 56.50 | 8.73 | 28,470 |   |  
            | 3/14/2013 | -0.50 / -0.82% | 61.00 | 61.00 | 60.00 | 60.50 | 60.50 | 9.34 | 330 |   |  			
            | 3/13/2013 | -4.00 / -6.15% | 66.00 | 66.00 | 61.00 | 61.00 | 61.00 | 9.42 | 6,420 |   |  
            | 3/12/2013 | +2.00 / +3.17% | 63.00 | 65.00 | 63.00 | 65.00 | 65.00 | 10.04 | 97,900 |   |  			
            | 3/11/2013 | +2.00 / +3.28% | 60.00 | 63.00 | 60.00 | 63.00 | 63.00 | 9.73 | 159,680 |   |  
            | 3/8/2013 | +3.00 / +5.17% | 56.00 | 61.00 | 56.00 | 61.00 | 61.00 | 9.42 | 34,800 |   |  			
            | 3/7/2013 | +1.50 / +2.65% | 56.50 | 58.00 | 56.50 | 58.00 | 58.00 | 8.96 | 25,800 |   |  
            | 3/6/2013 | +0.50 / +0.89% | 56.00 | 56.50 | 54.00 | 56.50 | 56.50 | 8.73 | 9,850 |   |  			
            | 3/5/2013 | +1.00 / +1.82% | 53.50 | 56.00 | 53.50 | 56.00 | 56.00 | 8.65 | 75,850 |   |  
            | 3/4/2013 | +2.00 / +3.77% | 53.00 | 55.00 | 51.00 | 55.00 | 55.00 | 8.49 | 140,080 |   |  |