| 
                 
                    Closing price on 6/1/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    18.50 | 
                 
                
                    | High | 
                    18.50 | 
                 
                
                    | Low | 
                    17.30 | 
                     
                
                    | Volume | 
                    10,600 | 
                                 
                
                    | Split-adjusted Price | 
                    4.35 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
DCL Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                6/1/2011
             | 
            
                -0.50 / -2.81%
             |             
            
                18.50
             |           
            
                18.50
             |               
            
                17.30
             |                           
            
                17.30
             | 
            
                17.30
             |                     
            
                4.35
             |                                 
            
                10,600
             |            
            
                 
             |                                       
         
    
        
            | 
                5/31/2011
             | 
            
                -0.80 / -4.30%
             |             
            
                18.40
             |           
            
                18.50
             |               
            
                17.80
             |                           
            
                17.80
             | 
            
                17.80
             |                     
            
                4.48
             |                                 
            
                24,910
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/30/2011
             | 
            
                0.00 / 0.00%
             |             
            
                19.40
             |           
            
                19.40
             |               
            
                18.60
             |                           
            
                18.60
             | 
            
                18.60
             |                     
            
                4.68
             |                                 
            
                11,100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/27/2011
             | 
            
                +0.70 / +3.91%
             |             
            
                18.70
             |           
            
                18.70
             |               
            
                18.00
             |                           
            
                18.60
             | 
            
                18.60
             |                     
            
                4.68
             |                                 
            
                9,630
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/26/2011
             | 
            
                +0.80 / +4.68%
             |             
            
                17.50
             |           
            
                17.90
             |               
            
                17.50
             |                           
            
                17.90
             | 
            
                17.90
             |                     
            
                4.51
             |                                 
            
                2,420
             |            
            
                 
             |                                       
         
    
        
            | 
                5/25/2011
             | 
            
                -1.80 / -9.52%
             |             
            
                18.70
             |           
            
                18.70
             |               
            
                17.10
             |                           
            
                17.10
             | 
            
                17.10
             |                     
            
                4.30
             |                                 
            
                3,130
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/24/2011
             | 
            
                -0.40 / -2.07%
             |             
            
                18.90
             |           
            
                18.90
             |               
            
                18.60
             |                           
            
                18.90
             | 
            
                18.90
             |                     
            
                4.51
             |                                 
            
                8,360
             |            
            
                 
             |                                       
         
    
        
            | 
                5/23/2011
             | 
            
                -0.70 / -3.50%
             |             
            
                20.70
             |           
            
                20.70
             |               
            
                19.30
             |                           
            
                19.30
             | 
            
                19.30
             |                     
            
                4.60
             |                                 
            
                6,150
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/20/2011
             | 
            
                0.00 / 0.00%
             |             
            
                20.00
             |           
            
                20.00
             |               
            
                20.00
             |                           
            
                20.00
             | 
            
                20.00
             |                     
            
                4.77
             |                                 
            
                5,630
             |            
            
                 
             |                                       
         
    
        
            | 
                5/19/2011
             | 
            
                -0.40 / -1.96%
             |             
            
                20.70
             |           
            
                20.70
             |               
            
                20.00
             |                           
            
                20.00
             | 
            
                20.00
             |                     
            
                4.77
             |                                 
            
                2,910
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/18/2011
             | 
            
                0.00 / 0.00%
             |             
            
                20.50
             |           
            
                20.50
             |               
            
                20.00
             |                           
            
                20.40
             | 
            
                20.40
             |                     
            
                4.86
             |                                 
            
                11,930
             |            
            
                 
             |                                       
         
    
        
            | 
                5/17/2011
             | 
            
                +0.40 / +2.00%
             |             
            
                20.00
             |           
            
                20.60
             |               
            
                20.00
             |                           
            
                20.40
             | 
            
                20.40
             |                     
            
                4.86
             |                                 
            
                12,020
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/16/2011
             | 
            
                -0.10 / -0.50%
             |             
            
                20.90
             |           
            
                20.90
             |               
            
                20.00
             |                           
            
                20.00
             | 
            
                20.00
             |                     
            
                4.77
             |                                 
            
                1,020
             |            
            
                 
             |                                       
         
    
        
            | 
                5/13/2011
             | 
            
                -0.40 / -1.95%
             |             
            
                20.10
             |           
            
                20.10
             |               
            
                20.10
             |                           
            
                20.10
             | 
            
                20.10
             |                     
            
                4.79
             |                                 
            
                2,390
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/12/2011
             | 
            
                0.00 / 0.00%
             |             
            
                20.40
             |           
            
                20.60
             |               
            
                20.00
             |                           
            
                20.50
             | 
            
                20.50
             |                     
            
                4.89
             |                                 
            
                9,160
             |            
            
                 
             |                                       
         
    
        
            | 
                5/11/2011
             | 
            
                0.00 / 0.00%
             |             
            
                20.50
             |           
            
                20.50
             |               
            
                20.50
             |                           
            
                20.50
             | 
            
                20.50
             |                     
            
                4.89
             |                                 
            
                1,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/10/2011
             | 
            
                -0.90 / -4.21%
             |             
            
                21.00
             |           
            
                21.30
             |               
            
                20.50
             |                           
            
                20.50
             | 
            
                20.50
             |                     
            
                4.89
             |                                 
            
                4,160
             |            
            
                 
             |                                       
         
    
        
            | 
                5/9/2011
             | 
            
                0.00 / 0.00%
             |             
            
                21.40
             |           
            
                21.40
             |               
            
                20.90
             |                           
            
                21.40
             | 
            
                21.40
             |                     
            
                5.10
             |                                 
            
                25,040
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/6/2011
             | 
            
                0.00 / 0.00%
             |             
            
                21.40
             |           
            
                21.40
             |               
            
                21.40
             |                           
            
                21.40
             | 
            
                21.40
             |                     
            
                5.10
             |                                 
            
                5,890
             |            
            
                 
             |                                       
         
    
        
            | 
                5/5/2011
             | 
            
                +0.40 / +1.90%
             |             
            
                21.00
             |           
            
                21.40
             |               
            
                21.00
             |                           
            
                21.40
             | 
            
                21.40
             |                     
            
                5.10
             |                                 
            
                7,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/4/2011
             | 
            
                0.00 / 0.00%
             |             
            
                21.90
             |           
            
                21.90
             |               
            
                21.00
             |                           
            
                21.00
             | 
            
                21.00
             |                     
            
                5.01
             |                                 
            
                15,300
             |            
            
                 
             |                                       
         
    
        
            | 
                4/29/2011
             | 
            
                +0.10 / +0.48%
             |             
            
                21.00
             |           
            
                21.00
             |               
            
                20.90
             |                           
            
                21.00
             | 
            
                21.00
             |                     
            
                5.01
             |                                 
            
                5,690
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/28/2011
             | 
            
                +0.10 / +0.48%
             |             
            
                20.80
             |           
            
                20.90
             |               
            
                20.40
             |                           
            
                20.90
             | 
            
                20.90
             |                     
            
                4.98
             |                                 
            
                56,340
             |            
            
                 
             |                                       
         
    
        
            | 
                4/27/2011
             | 
            
                -0.10 / -0.48%
             |             
            
                20.90
             |           
            
                20.90
             |               
            
                20.50
             |                           
            
                20.80
             | 
            
                20.80
             |                     
            
                4.96
             |                                 
            
                5,980
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/26/2011
             | 
            
                0.00 / 0.00%
             |             
            
                20.20
             |           
            
                21.00
             |               
            
                20.00
             |                           
            
                20.90
             | 
            
                20.90
             |                     
            
                4.98
             |                                 
            
                12,560
             |            
            
                 
             |                                       
         
    
        
            | 
                4/25/2011
             | 
            
                +0.10 / +0.48%
             |             
            
                20.90
             |           
            
                20.90
             |               
            
                20.80
             |                           
            
                20.90
             | 
            
                20.90
             |                     
            
                4.98
             |                                 
            
                4,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/22/2011
             | 
            
                -0.20 / -0.95%
             |             
            
                21.80
             |           
            
                21.80
             |               
            
                20.80
             |                           
            
                20.80
             | 
            
                20.80
             |                     
            
                4.96
             |                                 
            
                1,310
             |            
            
                 
             |                                       
         
    
        
            | 
                4/21/2011
             | 
            
                -0.80 / -3.67%
             |             
            
                21.60
             |           
            
                21.70
             |               
            
                21.00
             |                           
            
                21.00
             | 
            
                21.00
             |                     
            
                5.01
             |                                 
            
                5,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/20/2011
             | 
            
                0.00 / 0.00%
             |             
            
                22.60
             |           
            
                22.60
             |               
            
                21.80
             |                           
            
                21.80
             | 
            
                21.80
             |                     
            
                5.20
             |                                 
            
                2,800
             |            
            
                 
             |                                       
         
    
        
            | 
                4/19/2011
             | 
            
                -0.70 / -3.11%
             |             
            
                22.50
             |           
            
                22.50
             |               
            
                21.80
             |                           
            
                21.80
             | 
            
                21.80
             |                     
            
                5.20
             |                                 
            
                8,170
             |  
            
                 
             |                                                              
             
    
         
    
    
 |