| 
                 
                    Closing price on 12/23/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    16.10 | 
                 
                
                    | High | 
                    16.50 | 
                 
                
                    | Low | 
                    16.10 | 
                     
                
                    | Volume | 
                    60,280 | 
                                 
                
                    | Split-adjusted Price | 
                    2.32 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
DRC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                12/23/2011
             | 
            
                -0.20 / -1.20%
             |             
            
                16.10
             |           
            
                16.50
             |               
            
                16.10
             |                           
            
                16.40
             | 
            
                16.40
             |                     
            
                2.32
             |                                 
            
                60,280
             |            
            
                 
             |                                       
         
    
        
            | 
                12/22/2011
             | 
            
                -0.80 / -4.60%
             |             
            
                17.30
             |           
            
                17.50
             |               
            
                16.60
             |                           
            
                16.60
             | 
            
                16.60
             |                     
            
                2.35
             |                                 
            
                194,660
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/21/2011
             | 
            
                +0.20 / +1.16%
             |             
            
                17.30
             |           
            
                17.50
             |               
            
                17.30
             |                           
            
                17.40
             | 
            
                17.40
             |                     
            
                2.46
             |                                 
            
                27,120
             |            
            
                 
             |                                       
         
    
        
            | 
                12/20/2011
             | 
            
                -0.20 / -1.15%
             |             
            
                17.10
             |           
            
                17.30
             |               
            
                17.10
             |                           
            
                17.20
             | 
            
                17.20
             |                     
            
                2.44
             |                                 
            
                29,650
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/19/2011
             | 
            
                -0.20 / -1.14%
             |             
            
                17.90
             |           
            
                17.90
             |               
            
                17.40
             |                           
            
                17.40
             | 
            
                17.40
             |                     
            
                2.46
             |                                 
            
                23,050
             |            
            
                 
             |                                       
         
    
        
            | 
                12/16/2011
             | 
            
                +0.40 / +2.33%
             |             
            
                17.20
             |           
            
                17.70
             |               
            
                17.20
             |                           
            
                17.60
             | 
            
                17.60
             |                     
            
                2.49
             |                                 
            
                120,370
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/15/2011
             | 
            
                -0.30 / -1.71%
             |             
            
                17.50
             |           
            
                17.50
             |               
            
                16.80
             |                           
            
                17.20
             | 
            
                17.20
             |                     
            
                2.44
             |                                 
            
                29,840
             |            
            
                 
             |                                       
         
    
        
            | 
                12/14/2011
             | 
            
                -0.20 / -1.13%
             |             
            
                17.70
             |           
            
                17.80
             |               
            
                17.20
             |                           
            
                17.50
             | 
            
                17.50
             |                     
            
                2.48
             |                                 
            
                68,410
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/13/2011
             | 
            
                +0.20 / +1.14%
             |             
            
                17.50
             |           
            
                17.70
             |               
            
                17.30
             |                           
            
                17.70
             | 
            
                17.70
             |                     
            
                2.51
             |                                 
            
                19,300
             |            
            
                 
             |                                       
         
    
        
            | 
                12/12/2011
             | 
            
                -0.20 / -1.13%
             |             
            
                18.00
             |           
            
                18.00
             |               
            
                17.40
             |                           
            
                17.50
             | 
            
                17.50
             |                     
            
                2.48
             |                                 
            
                61,510
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/9/2011
             | 
            
                -0.30 / -1.67%
             |             
            
                18.00
             |           
            
                18.00
             |               
            
                17.60
             |                           
            
                17.70
             | 
            
                17.70
             |                     
            
                2.51
             |                                 
            
                23,780
             |            
            
                 
             |                                       
         
    
        
            | 
                12/8/2011
             | 
            
                -0.70 / -3.74%
             |             
            
                18.50
             |           
            
                18.60
             |               
            
                18.00
             |                           
            
                18.00
             | 
            
                18.00
             |                     
            
                2.55
             |                                 
            
                137,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/7/2011
             | 
            
                -0.20 / -1.06%
             |             
            
                18.50
             |           
            
                18.80
             |               
            
                18.50
             |                           
            
                18.70
             | 
            
                18.70
             |                     
            
                2.65
             |                                 
            
                67,810
             |            
            
                 
             |                                       
         
    
        
            | 
                12/6/2011
             | 
            
                -0.10 / -0.53%
             |             
            
                19.50
             |           
            
                19.50
             |               
            
                18.90
             |                           
            
                18.90
             | 
            
                18.90
             |                     
            
                2.68
             |                                 
            
                135,330
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/5/2011
             | 
            
                +0.90 / +4.97%
             |             
            
                18.60
             |           
            
                19.00
             |               
            
                18.50
             |                           
            
                19.00
             | 
            
                19.00
             |                     
            
                2.69
             |                                 
            
                179,470
             |            
            
                 
             |                                       
         
    
        
            | 
                12/2/2011
             | 
            
                +0.60 / +3.43%
             |             
            
                17.80
             |           
            
                18.10
             |               
            
                17.70
             |                           
            
                18.10
             | 
            
                18.10
             |                     
            
                2.56
             |                                 
            
                264,550
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/1/2011
             | 
            
                +0.30 / +1.74%
             |             
            
                17.90
             |           
            
                17.90
             |               
            
                17.20
             |                           
            
                17.50
             | 
            
                17.50
             |                     
            
                2.48
             |                                 
            
                105,400
             |            
            
                 
             |                                       
         
    
        
            | 
                11/30/2011
             | 
            
                0.00 / 0.00%
             |             
            
                17.10
             |           
            
                17.20
             |               
            
                17.10
             |                           
            
                17.20
             | 
            
                17.20
             |                     
            
                2.44
             |                                 
            
                94,440
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/29/2011
             | 
            
                +0.10 / +0.58%
             |             
            
                17.10
             |           
            
                17.30
             |               
            
                17.10
             |                           
            
                17.20
             | 
            
                17.20
             |                     
            
                2.44
             |                                 
            
                113,780
             |            
            
                 
             |                                       
         
    
        
            | 
                11/28/2011
             | 
            
                +0.60 / +3.64%
             |             
            
                17.00
             |           
            
                17.20
             |               
            
                17.00
             |                           
            
                17.10
             | 
            
                17.10
             |                     
            
                2.42
             |                                 
            
                58,820
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/25/2011
             | 
            
                0.00 / 0.00%
             |             
            
                16.70
             |           
            
                16.70
             |               
            
                16.40
             |                           
            
                16.50
             | 
            
                16.50
             |                     
            
                2.34
             |                                 
            
                25,910
             |            
            
                 
             |                                       
         
    
        
            | 
                11/24/2011
             | 
            
                +0.20 / +1.23%
             |             
            
                16.60
             |           
            
                16.60
             |               
            
                16.40
             |                           
            
                16.50
             | 
            
                16.50
             |                     
            
                2.34
             |                                 
            
                22,570
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/23/2011
             | 
            
                -0.30 / -1.81%
             |             
            
                17.00
             |           
            
                17.00
             |               
            
                16.00
             |                           
            
                16.30
             | 
            
                16.30
             |                     
            
                2.31
             |                                 
            
                112,440
             |            
            
                 
             |                                       
         
    
        
            | 
                11/22/2011
             | 
            
                +0.10 / +0.61%
             |             
            
                16.50
             |           
            
                16.80
             |               
            
                16.40
             |                           
            
                16.60
             | 
            
                16.60
             |                     
            
                2.35
             |                                 
            
                37,080
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/21/2011
             | 
            
                0.00 / 0.00%
             |             
            
                16.50
             |           
            
                16.80
             |               
            
                16.50
             |                           
            
                16.50
             | 
            
                16.50
             |                     
            
                2.34
             |                                 
            
                16,770
             |            
            
                 
             |                                       
         
    
        
            | 
                11/18/2011
             | 
            
                -0.30 / -1.79%
             |             
            
                16.60
             |           
            
                16.70
             |               
            
                16.40
             |                           
            
                16.50
             | 
            
                16.50
             |                     
            
                2.34
             |                                 
            
                51,490
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/17/2011
             | 
            
                -0.20 / -1.18%
             |             
            
                17.00
             |           
            
                17.00
             |               
            
                16.80
             |                           
            
                16.80
             | 
            
                16.80
             |                     
            
                2.38
             |                                 
            
                15,740
             |            
            
                 
             |                                       
         
    
        
            | 
                11/16/2011
             | 
            
                +0.20 / +1.19%
             |             
            
                16.70
             |           
            
                17.00
             |               
            
                16.70
             |                           
            
                17.00
             | 
            
                17.00
             |                     
            
                2.41
             |                                 
            
                89,460
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/15/2011
             | 
            
                0.00 / 0.00%
             |             
            
                17.20
             |           
            
                17.20
             |               
            
                16.60
             |                           
            
                16.80
             | 
            
                16.80
             |                     
            
                2.38
             |                                 
            
                18,230
             |            
            
                 
             |                                       
         
    
        
            | 
                11/14/2011
             | 
            
                -0.40 / -2.33%
             |             
            
                17.20
             |           
            
                17.40
             |               
            
                16.80
             |                           
            
                16.80
             | 
            
                16.80
             |                     
            
                2.38
             |                                 
            
                80,250
             |  
            
                 
             |                                                              
             
    
         
    
    
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