| 
                 
                    Closing price on 3/22/2013
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    57.00 | 
                 
                
                    | High | 
                    57.50 | 
                 
                
                    | Low | 
                    56.50 | 
                     
                
                    | Volume | 
                    8,940 | 
                                 
                
                    | Split-adjusted Price | 
                    8.88 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
DPR Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                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
             |            
            
                 
             |                                       
         
    
        
            | 
                3/1/2013
             | 
            
                +1.00 / +1.92%
             |             
            
                52.00
             |           
            
                53.00
             |               
            
                51.00
             |                           
            
                53.00
             | 
            
                53.00
             |                     
            
                8.19
             |                                 
            
                42,350
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/28/2013
             | 
            
                +2.50 / +5.05%
             |             
            
                50.00
             |           
            
                52.00
             |               
            
                50.00
             |                           
            
                52.00
             | 
            
                52.00
             |                     
            
                8.03
             |                                 
            
                111,150
             |            
            
                 
             |                                       
         
    
        
            | 
                2/27/2013
             | 
            
                +1.50 / +3.13%
             |             
            
                48.00
             |           
            
                49.70
             |               
            
                48.00
             |                           
            
                49.50
             | 
            
                49.50
             |                     
            
                7.65
             |                                 
            
                3,970
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/26/2013
             | 
            
                -3.00 / -5.88%
             |             
            
                51.00
             |           
            
                51.00
             |               
            
                48.00
             |                           
            
                48.00
             | 
            
                48.00
             |                     
            
                7.41
             |                                 
            
                17,700
             |            
            
                 
             |                                       
         
    
        
            | 
                2/25/2013
             | 
            
                -1.00 / -1.92%
             |             
            
                51.00
             |           
            
                51.00
             |               
            
                50.00
             |                           
            
                51.00
             | 
            
                51.00
             |                     
            
                7.88
             |                                 
            
                17,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/22/2013
             | 
            
                +0.50 / +0.97%
             |             
            
                51.50
             |           
            
                52.00
             |               
            
                50.50
             |                           
            
                52.00
             | 
            
                52.00
             |                     
            
                8.03
             |                                 
            
                15,510
             |            
            
                 
             |                                       
         
    
        
            | 
                2/21/2013
             | 
            
                -0.50 / -0.96%
             |             
            
                52.00
             |           
            
                53.00
             |               
            
                51.50
             |                           
            
                51.50
             | 
            
                51.50
             |                     
            
                7.95
             |                                 
            
                25,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/20/2013
             | 
            
                +2.00 / +4.00%
             |             
            
                53.50
             |           
            
                53.50
             |               
            
                50.00
             |                           
            
                52.00
             | 
            
                52.00
             |                     
            
                8.03
             |                                 
            
                121,280
             |            
            
                 
             |                                       
         
    
        
            | 
                2/19/2013
             | 
            
                -1.00 / -1.96%
             |             
            
                50.50
             |           
            
                52.00
             |               
            
                50.00
             |                           
            
                50.00
             | 
            
                50.00
             |                     
            
                7.72
             |                                 
            
                11,880
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/18/2013
             | 
            
                -1.50 / -2.86%
             |             
            
                52.50
             |           
            
                52.50
             |               
            
                50.00
             |                           
            
                51.00
             | 
            
                51.00
             |                     
            
                7.88
             |                                 
            
                7,460
             |            
            
                 
             |                                       
         
    
        
            | 
                2/8/2013
             | 
            
                0.00 / 0.00%
             |             
            
                52.00
             |           
            
                52.50
             |               
            
                52.00
             |                           
            
                52.50
             | 
            
                52.50
             |                     
            
                8.11
             |                                 
            
                1,550
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/7/2013
             | 
            
                0.00 / 0.00%
             |             
            
                52.50
             |           
            
                52.50
             |               
            
                52.50
             |                           
            
                52.50
             | 
            
                52.50
             |                     
            
                8.11
             |                                 
            
                20
             |            
            
                 
             |                                       
         
    
        
            | 
                2/6/2013
             | 
            
                0.00 / 0.00%
             |             
            
                52.50
             |           
            
                52.50
             |               
            
                52.50
             |                           
            
                52.50
             | 
            
                52.50
             |                     
            
                8.11
             |                                 
            
                1,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/5/2013
             | 
            
                0.00 / 0.00%
             |             
            
                52.50
             |           
            
                52.50
             |               
            
                50.50
             |                           
            
                52.50
             | 
            
                52.50
             |                     
            
                8.11
             |                                 
            
                3,310
             |            
            
                 
             |                                       
         
    
        
            | 
                2/4/2013
             | 
            
                0.00 / 0.00%
             |             
            
                52.50
             |           
            
                52.50
             |               
            
                52.50
             |                           
            
                52.50
             | 
            
                52.50
             |                     
            
                8.11
             |                                 
            
                1,930
             |  
            
                 
             |                                                              
             
    
         
    
    
 |