| 
                 
                    Closing price on 2/16/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    31.20 | 
                 
                
                    | High | 
                    31.20 | 
                 
                
                    | Low | 
                    31.00 | 
                     
                
                    | Volume | 
                    4,870 | 
                                 
                
                    | Split-adjusted Price | 
                    7.39 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
DCL Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                2/16/2011
             | 
            
                -0.10 / -0.32%
             |             
            
                31.20
             |           
            
                31.20
             |               
            
                31.00
             |                           
            
                31.00
             | 
            
                31.00
             |                     
            
                7.39
             |                                 
            
                4,870
             |            
            
                 
             |                                       
         
    
        
            | 
                2/15/2011
             | 
            
                -0.10 / -0.32%
             |             
            
                31.10
             |           
            
                31.30
             |               
            
                31.10
             |                           
            
                31.10
             | 
            
                31.10
             |                     
            
                7.41
             |                                 
            
                1,360
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/14/2011
             | 
            
                -0.20 / -0.64%
             |             
            
                31.40
             |           
            
                31.80
             |               
            
                31.10
             |                           
            
                31.20
             | 
            
                31.20
             |                     
            
                7.44
             |                                 
            
                15,050
             |            
            
                 
             |                                       
         
    
        
            | 
                2/11/2011
             | 
            
                +0.10 / +0.32%
             |             
            
                31.30
             |           
            
                31.40
             |               
            
                31.20
             |                           
            
                31.40
             | 
            
                31.40
             |                     
            
                7.49
             |                                 
            
                1,520
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/10/2011
             | 
            
                -0.10 / -0.32%
             |             
            
                31.30
             |           
            
                31.40
             |               
            
                31.30
             |                           
            
                31.30
             | 
            
                31.30
             |                     
            
                7.46
             |                                 
            
                1,700
             |            
            
                 
             |                                       
         
    
        
            | 
                2/9/2011
             | 
            
                -0.20 / -0.63%
             |             
            
                31.60
             |           
            
                31.70
             |               
            
                31.00
             |                           
            
                31.40
             | 
            
                31.40
             |                     
            
                7.49
             |                                 
            
                10,530
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/8/2011
             | 
            
                0.00 / 0.00%
             |             
            
                32.00
             |           
            
                32.00
             |               
            
                31.50
             |                           
            
                31.60
             | 
            
                31.60
             |                     
            
                7.53
             |                                 
            
                2,010
             |            
            
                 
             |                                       
         
    
        
            | 
                1/28/2011
             | 
            
                -0.20 / -0.63%
             |             
            
                31.80
             |           
            
                31.80
             |               
            
                31.50
             |                           
            
                31.60
             | 
            
                31.60
             |                     
            
                7.53
             |                                 
            
                13,320
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/27/2011
             | 
            
                +0.80 / +2.58%
             |             
            
                31.20
             |           
            
                31.80
             |               
            
                31.10
             |                           
            
                31.80
             | 
            
                31.80
             |                     
            
                7.58
             |                                 
            
                6,520
             |            
            
                 
             |                                       
         
    
        
            | 
                1/26/2011
             | 
            
                0.00 / 0.00%
             |             
            
                31.00
             |           
            
                31.10
             |               
            
                31.00
             |                           
            
                31.00
             | 
            
                31.00
             |                     
            
                7.39
             |                                 
            
                17,820
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/25/2011
             | 
            
                -0.90 / -2.82%
             |             
            
                31.00
             |           
            
                31.20
             |               
            
                31.00
             |                           
            
                31.00
             | 
            
                31.00
             |                     
            
                7.39
             |                                 
            
                20,500
             |            
            
                 
             |                                       
         
    
        
            | 
                1/24/2011
             | 
            
                -0.80 / -2.45%
             |             
            
                32.70
             |           
            
                32.70
             |               
            
                31.70
             |                           
            
                31.90
             | 
            
                31.90
             |                     
            
                7.60
             |                                 
            
                4,350
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/21/2011
             | 
            
                -0.70 / -2.10%
             |             
            
                33.20
             |           
            
                33.40
             |               
            
                32.70
             |                           
            
                32.70
             | 
            
                32.70
             |                     
            
                7.79
             |                                 
            
                4,090
             |            
            
                 
             |                                       
         
    
        
            | 
                1/20/2011
             | 
            
                -0.90 / -2.62%
             |             
            
                33.00
             |           
            
                34.00
             |               
            
                33.00
             |                           
            
                33.40
             | 
            
                33.40
             |                     
            
                7.96
             |                                 
            
                5,480
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/19/2011
             | 
            
                -0.10 / -0.29%
             |             
            
                34.30
             |           
            
                34.30
             |               
            
                34.30
             |                           
            
                34.30
             | 
            
                34.30
             |                     
            
                8.18
             |                                 
            
                800
             |            
            
                 
             |                                       
         
    
        
            | 
                1/18/2011
             | 
            
                0.00 / 0.00%
             |             
            
                34.40
             |           
            
                34.40
             |               
            
                34.00
             |                           
            
                34.40
             | 
            
                34.40
             |                     
            
                8.20
             |                                 
            
                6,760
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/17/2011
             | 
            
                +0.40 / +1.18%
             |             
            
                34.10
             |           
            
                34.50
             |               
            
                34.10
             |                           
            
                34.40
             | 
            
                34.40
             |                     
            
                8.20
             |                                 
            
                10,250
             |            
            
                 
             |                                       
         
    
        
            | 
                1/14/2011
             | 
            
                -0.20 / -0.58%
             |             
            
                34.20
             |           
            
                34.20
             |               
            
                33.50
             |                           
            
                34.00
             | 
            
                34.00
             |                     
            
                8.10
             |                                 
            
                8,870
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/13/2011
             | 
            
                0.00 / 0.00%
             |             
            
                34.20
             |           
            
                34.20
             |               
            
                34.20
             |                           
            
                34.20
             | 
            
                34.20
             |                     
            
                8.15
             |                                 
            
                1,230
             |            
            
                 
             |                                       
         
    
        
            | 
                1/12/2011
             | 
            
                +0.60 / +1.79%
             |             
            
                34.50
             |           
            
                34.50
             |               
            
                33.60
             |                           
            
                34.20
             | 
            
                34.20
             |                     
            
                8.15
             |                                 
            
                2,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/11/2011
             | 
            
                -1.30 / -3.72%
             |             
            
                34.90
             |           
            
                34.90
             |               
            
                33.60
             |                           
            
                33.60
             | 
            
                33.60
             |                     
            
                8.01
             |                                 
            
                1,590
             |            
            
                 
             |                                       
         
    
        
            | 
                1/10/2011
             | 
            
                +0.10 / +0.29%
             |             
            
                34.90
             |           
            
                34.90
             |               
            
                34.90
             |                           
            
                34.90
             | 
            
                34.90
             |                     
            
                8.32
             |                                 
            
                190
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/7/2011
             | 
            
                +0.30 / +0.87%
             |             
            
                35.60
             |           
            
                35.60
             |               
            
                34.50
             |                           
            
                34.80
             | 
            
                34.80
             |                     
            
                8.30
             |                                 
            
                3,020
             |            
            
                 
             |                                       
         
    
        
            | 
                1/6/2011
             | 
            
                -0.60 / -1.71%
             |             
            
                34.40
             |           
            
                34.50
             |               
            
                34.40
             |                           
            
                34.50
             | 
            
                34.50
             |                     
            
                8.22
             |                                 
            
                4,830
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/5/2011
             | 
            
                +0.10 / +0.29%
             |             
            
                35.10
             |           
            
                35.10
             |               
            
                35.10
             |                           
            
                35.10
             | 
            
                35.10
             |                     
            
                8.37
             |                                 
            
                70
             |            
            
                 
             |                                       
         
    
        
            | 
                1/4/2011
             | 
            
                0.00 / 0.00%
             |             
            
                35.00
             |           
            
                35.00
             |               
            
                34.90
             |                           
            
                35.00
             | 
            
                35.00
             |                     
            
                8.34
             |                                 
            
                13,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/31/2010
             | 
            
                +1.20 / +3.55%
             |             
            
                33.60
             |           
            
                35.00
             |               
            
                33.10
             |                           
            
                35.00
             | 
            
                35.00
             |                     
            
                8.34
             |                                 
            
                62,860
             |            
            
                 
             |                                       
         
    
        
            | 
                12/30/2010
             | 
            
                +0.50 / +1.50%
             |             
            
                33.80
             |           
            
                33.80
             |               
            
                33.60
             |                           
            
                33.80
             | 
            
                33.80
             |                     
            
                8.06
             |                                 
            
                8,250
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/29/2010
             | 
            
                -1.40 / -4.03%
             |             
            
                34.20
             |           
            
                34.40
             |               
            
                33.30
             |                           
            
                33.30
             | 
            
                33.30
             |                     
            
                7.94
             |                                 
            
                12,690
             |            
            
                 
             |                                       
         
    
        
            | 
                12/28/2010
             | 
            
                -0.20 / -0.57%
             |             
            
                34.00
             |           
            
                34.80
             |               
            
                34.00
             |                           
            
                34.70
             | 
            
                34.70
             |                     
            
                8.27
             |                                 
            
                6,850
             |  
            
                 
             |                                                              
             
    
         
    
    
 |