| 
                 
                    Closing price on 1/11/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    34.90 | 
                 
                
                    | High | 
                    34.90 | 
                 
                
                    | Low | 
                    33.60 | 
                     
                
                    | Volume | 
                    1,590 | 
                                 
                
                    | Split-adjusted Price | 
                    8.01 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
DCL Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                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
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/27/2010
             | 
            
                -0.10 / -0.29%
             |             
            
                35.00
             |           
            
                35.00
             |               
            
                34.90
             |                           
            
                34.90
             | 
            
                34.90
             |                     
            
                8.32
             |                                 
            
                5,020
             |            
            
                 
             |                                       
         
    
        
            | 
                12/24/2010
             | 
            
                0.00 / 0.00%
             |             
            
                35.00
             |           
            
                35.00
             |               
            
                34.50
             |                           
            
                35.00
             | 
            
                35.00
             |                     
            
                8.34
             |                                 
            
                5,050
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/23/2010
             | 
            
                +1.50 / +4.48%
             |             
            
                35.00
             |           
            
                35.00
             |               
            
                35.00
             |                           
            
                35.00
             | 
            
                35.00
             |                     
            
                8.34
             |                                 
            
                10
             |            
            
                 
             |                                       
         
    
        
            | 
                12/22/2010
             | 
            
                -2.30 / -6.42%
             |             
            
                35.80
             |           
            
                35.80
             |               
            
                33.50
             |                           
            
                33.50
             | 
            
                33.50
             |                     
            
                7.99
             |                                 
            
                6,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/21/2010
             | 
            
                +0.10 / +0.28%
             |             
            
                35.70
             |           
            
                35.80
             |               
            
                34.10
             |                           
            
                35.80
             | 
            
                35.80
             |                     
            
                8.30
             |                                 
            
                20,790
             |            
            
                 
             |                                       
         
    
        
            | 
                12/20/2010
             | 
            
                -0.20 / -0.56%
             |             
            
                36.00
             |           
            
                36.20
             |               
            
                35.00
             |                           
            
                35.70
             | 
            
                35.70
             |                     
            
                8.27
             |                                 
            
                6,280
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/17/2010
             | 
            
                +0.30 / +0.84%
             |             
            
                35.60
             |           
            
                36.50
             |               
            
                34.30
             |                           
            
                35.90
             | 
            
                35.90
             |                     
            
                8.32
             |                                 
            
                4,860
             |            
            
                 
             |                                       
         
    
        
            | 
                12/16/2010
             | 
            
                -0.30 / -0.84%
             |             
            
                35.90
             |           
            
                35.90
             |               
            
                35.00
             |                           
            
                35.60
             | 
            
                35.60
             |                     
            
                8.25
             |                                 
            
                4,310
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/15/2010
             | 
            
                +0.20 / +0.56%
             |             
            
                36.40
             |           
            
                36.40
             |               
            
                35.00
             |                           
            
                35.90
             | 
            
                35.90
             |                     
            
                8.32
             |                                 
            
                10,210
             |            
            
                 
             |                                       
         
    
        
            | 
                12/14/2010
             | 
            
                +0.20 / +0.56%
             |             
            
                36.50
             |           
            
                36.50
             |               
            
                33.80
             |                           
            
                35.70
             | 
            
                35.70
             |                     
            
                8.27
             |                                 
            
                43,420
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/13/2010
             | 
            
                +0.30 / +0.85%
             |             
            
                36.10
             |           
            
                36.20
             |               
            
                35.40
             |                           
            
                35.50
             | 
            
                35.50
             |                     
            
                8.23
             |                                 
            
                43,610
             |            
            
                 
             |                                       
         
    
        
            | 
                12/10/2010
             | 
            
                -0.20 / -0.56%
             |             
            
                35.60
             |           
            
                36.00
             |               
            
                35.20
             |                           
            
                35.20
             | 
            
                35.20
             |                     
            
                8.16
             |                                 
            
                6,860
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/9/2010
             | 
            
                0.00 / 0.00%
             |             
            
                33.80
             |           
            
                35.40
             |               
            
                33.80
             |                           
            
                35.40
             | 
            
                35.40
             |                     
            
                8.20
             |                                 
            
                3,660
             |            
            
                 
             |                                       
         
    
        
            | 
                12/8/2010
             | 
            
                0.00 / 0.00%
             |             
            
                33.80
             |           
            
                35.40
             |               
            
                33.70
             |                           
            
                35.40
             | 
            
                35.40
             |                     
            
                8.20
             |                                 
            
                22,650
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/7/2010
             | 
            
                -0.60 / -1.67%
             |             
            
                36.00
             |           
            
                36.00
             |               
            
                34.20
             |                           
            
                35.40
             | 
            
                35.40
             |                     
            
                8.20
             |                                 
            
                19,810
             |            
            
                 
             |                                       
         
    
        
            | 
                12/6/2010
             | 
            
                +1.20 / +3.45%
             |             
            
                36.40
             |           
            
                36.40
             |               
            
                33.20
             |                           
            
                36.00
             | 
            
                36.00
             |                     
            
                8.34
             |                                 
            
                15,290
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/3/2010
             | 
            
                +0.80 / +2.35%
             |             
            
                34.00
             |           
            
                35.70
             |               
            
                34.00
             |                           
            
                34.80
             | 
            
                34.80
             |                     
            
                8.06
             |                                 
            
                29,530
             |            
            
                 
             |                                       
         
    
        
            | 
                12/2/2010
             | 
            
                +1.00 / +3.03%
             |             
            
                33.10
             |           
            
                34.00
             |               
            
                33.10
             |                           
            
                34.00
             | 
            
                34.00
             |                     
            
                7.88
             |                                 
            
                5,130
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/1/2010
             | 
            
                +0.40 / +1.23%
             |             
            
                32.60
             |           
            
                33.00
             |               
            
                32.60
             |                           
            
                33.00
             | 
            
                33.00
             |                     
            
                7.65
             |                                 
            
                5,260
             |            
            
                 
             |                                       
         
    
        
            | 
                11/30/2010
             | 
            
                +1.50 / +4.82%
             |             
            
                32.00
             |           
            
                32.60
             |               
            
                32.00
             |                           
            
                32.60
             | 
            
                32.60
             |                     
            
                7.55
             |                                 
            
                23,860
             |  
            
                 
             |                                                              
             
    
         
    
    
 |