| 
                 
                    Closing price on 9/27/2013
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    40.80 | 
                 
                
                    | High | 
                    40.90 | 
                 
                
                    | Low | 
                    40.60 | 
                     
                
                    | Volume | 
                    208,890 | 
                                 
                
                    | Split-adjusted Price | 
                    10.91 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
DRC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                9/27/2013
             | 
            
                0.00 / 0.00%
             |             
            
                40.80
             |           
            
                40.90
             |               
            
                40.60
             |                           
            
                40.70
             | 
            
                40.70
             |                     
            
                10.91
             |                                 
            
                208,890
             |            
            
                 
             |                                       
         
    
        
            | 
                9/26/2013
             | 
            
                +0.10 / +0.25%
             |             
            
                40.80
             |           
            
                41.00
             |               
            
                40.50
             |                           
            
                40.70
             | 
            
                40.70
             |                     
            
                10.91
             |                                 
            
                243,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/25/2013
             | 
            
                0.00 / 0.00%
             |             
            
                40.60
             |           
            
                40.90
             |               
            
                40.40
             |                           
            
                40.60
             | 
            
                40.60
             |                     
            
                10.89
             |                                 
            
                317,330
             |            
            
                 
             |                                       
         
    
        
            | 
                9/24/2013
             | 
            
                +0.10 / +0.25%
             |             
            
                40.20
             |           
            
                40.90
             |               
            
                40.20
             |                           
            
                40.60
             | 
            
                40.60
             |                     
            
                10.89
             |                                 
            
                361,460
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/23/2013
             | 
            
                0.00 / 0.00%
             |             
            
                40.00
             |           
            
                40.50
             |               
            
                39.80
             |                           
            
                40.50
             | 
            
                40.50
             |                     
            
                10.86
             |                                 
            
                381,450
             |            
            
                 
             |                                       
         
    
        
            | 
                9/20/2013
             | 
            
                +0.10 / +0.25%
             |             
            
                40.30
             |           
            
                40.80
             |               
            
                40.30
             |                           
            
                40.50
             | 
            
                40.50
             |                     
            
                10.86
             |                                 
            
                3,524,570
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/19/2013
             | 
            
                +0.30 / +0.75%
             |             
            
                41.40
             |           
            
                41.40
             |               
            
                40.40
             |                           
            
                40.40
             | 
            
                40.40
             |                     
            
                10.83
             |                                 
            
                486,280
             |            
            
                 
             |                                       
         
    
        
            | 
                9/18/2013
             | 
            
                -1.70 / -4.07%
             |             
            
                42.00
             |           
            
                42.00
             |               
            
                40.10
             |                           
            
                40.10
             | 
            
                40.10
             |                     
            
                10.75
             |                                 
            
                596,980
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/17/2013
             | 
            
                +0.90 / +2.20%
             |             
            
                41.00
             |           
            
                42.40
             |               
            
                41.00
             |                           
            
                41.80
             | 
            
                41.80
             |                     
            
                11.21
             |                                 
            
                1,651,270
             |            
            
                 
             |                                       
         
    
        
            | 
                9/16/2013
             | 
            
                +2.60 / +6.79%
             |             
            
                40.90
             |           
            
                40.90
             |               
            
                40.80
             |                           
            
                40.90
             | 
            
                40.90
             |                     
            
                10.97
             |                                 
            
                880,650
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/13/2013
             | 
            
                +0.20 / +0.52%
             |             
            
                38.30
             |           
            
                38.50
             |               
            
                38.20
             |                           
            
                38.30
             | 
            
                38.30
             |                     
            
                10.27
             |                                 
            
                152,530
             |            
            
                 
             |                                       
         
    
        
            | 
                9/12/2013
             | 
            
                -0.20 / -0.52%
             |             
            
                38.20
             |           
            
                38.40
             |               
            
                38.10
             |                           
            
                38.10
             | 
            
                38.10
             |                     
            
                10.22
             |                                 
            
                113,560
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/11/2013
             | 
            
                0.00 / 0.00%
             |             
            
                38.50
             |           
            
                38.60
             |               
            
                38.20
             |                           
            
                38.30
             | 
            
                38.30
             |                     
            
                10.27
             |                                 
            
                276,880
             |            
            
                 
             |                                       
         
    
        
            | 
                9/10/2013
             | 
            
                +0.50 / +1.32%
             |             
            
                37.90
             |           
            
                38.30
             |               
            
                37.90
             |                           
            
                38.30
             | 
            
                38.30
             |                     
            
                10.27
             |                                 
            
                244,820
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/9/2013
             | 
            
                -0.70 / -1.82%
             |             
            
                38.50
             |           
            
                38.50
             |               
            
                37.50
             |                           
            
                37.80
             | 
            
                37.80
             |                     
            
                10.13
             |                                 
            
                225,180
             |            
            
                 
             |                                       
         
    
        
            | 
                9/6/2013
             | 
            
                +0.20 / +0.52%
             |             
            
                38.40
             |           
            
                39.00
             |               
            
                37.90
             |                           
            
                38.50
             | 
            
                38.50
             |                     
            
                10.32
             |                                 
            
                407,130
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/5/2013
             | 
            
                +1.10 / +2.96%
             |             
            
                37.30
             |           
            
                38.30
             |               
            
                37.30
             |                           
            
                38.30
             | 
            
                38.30
             |                     
            
                10.27
             |                                 
            
                406,530
             |            
            
                 
             |                                       
         
    
        
            | 
                9/4/2013
             | 
            
                -0.30 / -0.80%
             |             
            
                37.70
             |           
            
                37.80
             |               
            
                37.00
             |                           
            
                37.20
             | 
            
                37.20
             |                     
            
                9.97
             |                                 
            
                326,360
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/3/2013
             | 
            
                -0.40 / -1.06%
             |             
            
                37.90
             |           
            
                38.20
             |               
            
                37.50
             |                           
            
                37.50
             | 
            
                37.50
             |                     
            
                10.05
             |                                 
            
                264,490
             |            
            
                 
             |                                       
         
    
        
            | 
                8/30/2013
             | 
            
                +0.80 / +2.16%
             |             
            
                37.30
             |           
            
                37.90
             |               
            
                36.90
             |                           
            
                37.90
             | 
            
                37.90
             |                     
            
                10.16
             |                                 
            
                293,040
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/29/2013
             | 
            
                -0.80 / -2.11%
             |             
            
                38.00
             |           
            
                38.40
             |               
            
                37.10
             |                           
            
                37.10
             | 
            
                37.10
             |                     
            
                9.95
             |                                 
            
                355,710
             |            
            
                 
             |                                       
         
    
        
            | 
                8/28/2013
             | 
            
                -1.10 / -2.82%
             |             
            
                38.90
             |           
            
                38.90
             |               
            
                37.70
             |                           
            
                37.90
             | 
            
                37.90
             |                     
            
                10.16
             |                                 
            
                1,133,480
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/27/2013
             | 
            
                -0.40 / -1.02%
             |             
            
                39.40
             |           
            
                39.40
             |               
            
                39.00
             |                           
            
                39.00
             | 
            
                39.00
             |                     
            
                10.46
             |                                 
            
                223,620
             |            
            
                 
             |                                       
         
    
        
            | 
                8/26/2013
             | 
            
                -0.10 / -0.25%
             |             
            
                39.10
             |           
            
                39.60
             |               
            
                39.00
             |                           
            
                39.40
             | 
            
                39.40
             |                     
            
                10.56
             |                                 
            
                666,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/23/2013
             | 
            
                -0.30 / -0.75%
             |             
            
                39.80
             |           
            
                40.20
             |               
            
                39.00
             |                           
            
                39.50
             | 
            
                39.50
             |                     
            
                10.59
             |                                 
            
                729,480
             |            
            
                 
             |                                       
         
    
        
            | 
                8/22/2013
             | 
            
                -0.70 / -1.73%
             |             
            
                40.40
             |           
            
                40.60
             |               
            
                39.60
             |                           
            
                39.80
             | 
            
                39.80
             |                     
            
                10.67
             |                                 
            
                456,720
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/21/2013
             | 
            
                +0.40 / +1.00%
             |             
            
                40.00
             |           
            
                40.50
             |               
            
                39.80
             |                           
            
                40.50
             | 
            
                40.50
             |                     
            
                10.86
             |                                 
            
                873,030
             |            
            
                 
             |                                       
         
    
        
            | 
                8/20/2013
             | 
            
                +0.10 / +0.25%
             |             
            
                39.90
             |           
            
                40.60
             |               
            
                39.50
             |                           
            
                40.10
             | 
            
                40.10
             |                     
            
                10.75
             |                                 
            
                950,730
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/19/2013
             | 
            
                +0.40 / +1.01%
             |             
            
                39.50
             |           
            
                40.30
             |               
            
                39.50
             |                           
            
                40.00
             | 
            
                40.00
             |                     
            
                10.72
             |                                 
            
                705,470
             |            
            
                 
             |                                       
         
    
        
            | 
                8/16/2013
             | 
            
                0.00 / 0.00%
             |             
            
                39.60
             |           
            
                39.80
             |               
            
                39.40
             |                           
            
                39.60
             | 
            
                39.60
             |                     
            
                10.62
             |                                 
            
                580,730
             |  
            
                 
             |                                                              
             
    
         
    
    
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