| 
			 
				
					
						
    
        
            | 
                 
                    Closing price on 6/22/2009
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    23.00 | 
                 
                
                    | High | 
                    25.70 | 
                 
                
                    | Low | 
                    22.90 | 
                     
                
                    | Volume | 
                    13,400 | 
                                 
                
                    | Split-adjusted Price | 
                    3.48 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
DC4 Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                6/22/2009
             | 
            
                -1.90 / -7.66%
             |             
            
                23.00
             |           
            
                25.70
             |               
            
                22.90
             |                           
            
                22.90
             | 
            
                22.92
             |                     
            
                3.48
             |                                 
            
                13,400
             |            
            
                 
             |                                       
         
    
        
            | 
                6/19/2009
             | 
            
                -0.80 / -3.13%
             |             
            
                26.20
             |           
            
                29.10
             |               
            
                24.80
             |                           
            
                24.80
             | 
            
                26.23
             |                     
            
                3.77
             |                                 
            
                51,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/18/2009
             | 
            
                -0.60 / -2.29%
             |             
            
                26.10
             |           
            
                29.40
             |               
            
                25.60
             |                           
            
                25.60
             | 
            
                26.19
             |                     
            
                3.89
             |                                 
            
                41,900
             |            
            
                 
             |                                       
         
    
        
            | 
                6/17/2009
             | 
            
                +0.20 / +0.77%
             |             
            
                24.20
             |           
            
                29.10
             |               
            
                24.20
             |                           
            
                26.20
             | 
            
                24.85
             |                     
            
                3.98
             |                                 
            
                66,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/16/2009
             | 
            
                -1.90 / -6.81%
             |             
            
                26.00
             |           
            
                28.90
             |               
            
                26.00
             |                           
            
                26.00
             | 
            
                26.00
             |                     
            
                3.95
             |                                 
            
                11,800
             |            
            
                 
             |                                       
         
    
        
            | 
                6/15/2009
             | 
            
                -1.00 / -3.46%
             |             
            
                28.00
             |           
            
                32.20
             |               
            
                27.90
             |                           
            
                27.90
             | 
            
                27.94
             |                     
            
                4.24
             |                                 
            
                27,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/12/2009
             | 
            
                -2.00 / -6.47%
             |             
            
                32.70
             |           
            
                36.40
             |               
            
                28.90
             |                           
            
                28.90
             | 
            
                29.88
             |                     
            
                4.39
             |                                 
            
                105,200
             |            
            
                 
             |                                       
         
    
        
            | 
                6/11/2009
             | 
            
                +0.10 / +0.32%
             |             
            
                29.00
             |           
            
                34.30
             |               
            
                29.00
             |                           
            
                30.90
             | 
            
                30.70
             |                     
            
                4.69
             |                                 
            
                20,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/10/2009
             | 
            
                +2.50 / +8.83%
             |             
            
                28.80
             |           
            
                34.20
             |               
            
                28.80
             |                           
            
                30.80
             | 
            
                28.87
             |                     
            
                4.68
             |                                 
            
                87,300
             |            
            
                 
             |                                       
         
    
        
            | 
                6/9/2009
             | 
            
                -2.10 / -6.91%
             |             
            
                32.50
             |           
            
                36.10
             |               
            
                28.30
             |                           
            
                28.30
             | 
            
                30.87
             |                     
            
                4.30
             |                                 
            
                108,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/8/2009
             | 
            
                +1.90 / +6.67%
             |             
            
                30.40
             |           
            
                33.80
             |               
            
                30.40
             |                           
            
                30.40
             | 
            
                31.25
             |                     
            
                4.62
             |                                 
            
                158,700
             |            
            
                 
             |                                       
         
    
        
            | 
                6/5/2009
             | 
            
                +1.80 / +6.74%
             |             
            
                28.50
             |           
            
                31.70
             |               
            
                28.50
             |                           
            
                28.50
             | 
            
                28.50
             |                     
            
                4.33
             |                                 
            
                12,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/4/2009
             | 
            
                +1.70 / +6.80%
             |             
            
                26.70
             |           
            
                29.70
             |               
            
                26.70
             |                           
            
                26.70
             | 
            
                26.70
             |                     
            
                4.06
             |                                 
            
                7,800
             |            
            
                 
             |                                       
         
    
        
            | 
                6/3/2009
             | 
            
                +1.50 / +6.38%
             |             
            
                25.00
             |           
            
                27.80
             |               
            
                25.00
             |                           
            
                25.00
             | 
            
                25.00
             |                     
            
                3.80
             |                                 
            
                35,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/2/2009
             | 
            
                +1.20 / +5.38%
             |             
            
                23.50
             |           
            
                26.10
             |               
            
                23.50
             |                           
            
                23.50
             | 
            
                24.15
             |                     
            
                3.57
             |                                 
            
                112,800
             |            
            
                 
             |                                       
         
    
        
            | 
                6/1/2009
             | 
            
                +1.30 / +6.19%
             |             
            
                21.10
             |           
            
                24.80
             |               
            
                21.10
             |                           
            
                22.30
             | 
            
                21.97
             |                     
            
                3.39
             |                                 
            
                25,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/29/2009
             | 
            
                0.00 / 0.00%
             |             
            
                21.80
             |           
            
                24.40
             |               
            
                21.00
             |                           
            
                21.00
             | 
            
                22.05
             |                     
            
                3.19
             |                                 
            
                38,500
             |            
            
                 
             |                                       
         
    
        
            | 
                5/28/2009
             | 
            
                -0.40 / -1.87%
             |             
            
                20.60
             |           
            
                24.40
             |               
            
                20.60
             |                           
            
                21.00
             | 
            
                21.18
             |                     
            
                3.19
             |                                 
            
                84,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/27/2009
             | 
            
                -0.40 / -1.83%
             |             
            
                23.30
             |           
            
                25.90
             |               
            
                21.40
             |                           
            
                21.40
             | 
            
                22.14
             |                     
            
                3.25
             |                                 
            
                240,000
             |            
            
                 
             |                                       
         
    
        
            | 
                5/26/2009
             | 
            
                +1.40 / +6.86%
             |             
            
                21.80
             |           
            
                24.20
             |               
            
                21.80
             |                           
            
                21.80
             | 
            
                21.80
             |                     
            
                3.31
             |                                 
            
                13,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/25/2009
             | 
            
                +1.20 / +6.25%
             |             
            
                20.40
             |           
            
                22.70
             |               
            
                20.40
             |                           
            
                20.40
             | 
            
                20.40
             |                     
            
                3.10
             |                                 
            
                45,700
             |            
            
                 
             |                                       
         
    
        
            | 
                5/22/2009
             | 
            
                +1.00 / +5.49%
             |             
            
                18.40
             |           
            
                21.30
             |               
            
                18.40
             |                           
            
                19.20
             | 
            
                19.13
             |                     
            
                2.92
             |                                 
            
                256,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/21/2009
             | 
            
                +0.40 / +2.25%
             |             
            
                17.80
             |           
            
                20.20
             |               
            
                17.80
             |                           
            
                18.20
             | 
            
                18.02
             |                     
            
                2.76
             |                                 
            
                36,000
             |            
            
                 
             |                                       
         
    
        
            | 
                5/20/2009
             | 
            
                -0.10 / -0.56%
             |             
            
                17.90
             |           
            
                20.00
             |               
            
                17.80
             |                           
            
                17.80
             | 
            
                17.89
             |                     
            
                2.70
             |                                 
            
                18,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/19/2009
             | 
            
                +0.20 / +1.13%
             |             
            
                18.00
             |           
            
                20.10
             |               
            
                17.90
             |                           
            
                17.90
             | 
            
                18.48
             |                     
            
                2.72
             |                                 
            
                29,800
             |            
            
                 
             |                                       
         
    
        
            | 
                5/18/2009
             | 
            
                +0.10 / +0.57%
             |             
            
                18.30
             |           
            
                20.30
             |               
            
                17.70
             |                           
            
                17.70
             | 
            
                18.50
             |                     
            
                2.69
             |                                 
            
                13,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/15/2009
             | 
            
                +0.30 / +1.73%
             |             
            
                17.50
             |           
            
                20.00
             |               
            
                17.50
             |                           
            
                17.60
             | 
            
                17.59
             |                     
            
                2.67
             |                                 
            
                29,700
             |            
            
                 
             |                                       
         
    
        
            | 
                5/14/2009
             | 
            
                +0.10 / +0.58%
             |             
            
                17.10
             |           
            
                19.40
             |               
            
                17.10
             |                           
            
                17.30
             | 
            
                17.14
             |                     
            
                2.63
             |                                 
            
                24,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/13/2009
             | 
            
                +0.10 / +0.58%
             |             
            
                17.50
             |           
            
                19.40
             |               
            
                17.20
             |                           
            
                17.20
             | 
            
                17.22
             |                     
            
                2.61
             |                                 
            
                22,600
             |            
            
                 
             |                                       
         
    
        
            | 
                5/12/2009
             | 
            
                -0.10 / -0.58%
             |             
            
                17.90
             |           
            
                19.90
             |               
            
                17.10
             |                           
            
                17.10
             | 
            
                17.28
             |                     
            
                2.60
             |                                 
            
                5,600
             |  
            
                 
             |                                                              
             
    
         
    
    
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