| 
                 
                    Closing price on 8/10/2010
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    41.50 | 
                 
                
                    | High | 
                    42.10 | 
                 
                
                    | Low | 
                    40.00 | 
                     
                
                    | Volume | 
                    32,500 | 
                                 
                
                    | Split-adjusted Price | 
                    4.11 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
VCM Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                8/10/2010
             | 
            
                -1.20 / -2.90%
             |             
            
                41.50
             |           
            
                42.10
             |               
            
                40.00
             |                           
            
                40.20
             | 
            
                40.20
             |                     
            
                4.11
             |                                 
            
                32,500
             |            
            
                 
             |                                       
         
    
        
            | 
                8/9/2010
             | 
            
                -0.50 / -1.19%
             |             
            
                41.50
             |           
            
                42.50
             |               
            
                40.20
             |                           
            
                41.40
             | 
            
                41.40
             |                     
            
                4.23
             |                                 
            
                19,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/6/2010
             | 
            
                -0.10 / -0.24%
             |             
            
                42.00
             |           
            
                42.50
             |               
            
                41.50
             |                           
            
                41.90
             | 
            
                41.90
             |                     
            
                4.28
             |                                 
            
                38,500
             |            
            
                 
             |                                       
         
    
        
            | 
                8/5/2010
             | 
            
                +1.20 / +2.94%
             |             
            
                41.00
             |           
            
                42.00
             |               
            
                40.00
             |                           
            
                42.00
             | 
            
                42.00
             |                     
            
                4.29
             |                                 
            
                103,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/4/2010
             | 
            
                -1.20 / -2.86%
             |             
            
                41.00
             |           
            
                42.80
             |               
            
                40.80
             |                           
            
                40.80
             | 
            
                40.80
             |                     
            
                4.17
             |                                 
            
                22,600
             |            
            
                 
             |                                       
         
    
        
            | 
                8/3/2010
             | 
            
                -0.50 / -1.18%
             |             
            
                45.00
             |           
            
                45.00
             |               
            
                42.00
             |                           
            
                42.00
             | 
            
                42.00
             |                     
            
                4.29
             |                                 
            
                18,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/2/2010
             | 
            
                -1.00 / -2.30%
             |             
            
                45.00
             |           
            
                45.00
             |               
            
                41.60
             |                           
            
                42.50
             | 
            
                42.50
             |                     
            
                4.34
             |                                 
            
                12,600
             |            
            
                 
             |                                       
         
    
        
            | 
                7/30/2010
             | 
            
                -1.20 / -2.68%
             |             
            
                42.10
             |           
            
                45.30
             |               
            
                42.10
             |                           
            
                43.50
             | 
            
                43.50
             |                     
            
                4.45
             |                                 
            
                26,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/29/2010
             | 
            
                +2.00 / +4.68%
             |             
            
                44.70
             |           
            
                44.70
             |               
            
                44.70
             |                           
            
                44.70
             | 
            
                44.70
             |                     
            
                4.57
             |                                 
            
                1,000
             |            
            
                 
             |                                       
         
    
        
            | 
                7/28/2010
             | 
            
                -1.80 / -4.04%
             |             
            
                44.10
             |           
            
                44.10
             |               
            
                42.50
             |                           
            
                42.70
             | 
            
                42.70
             |                     
            
                4.36
             |                                 
            
                17,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/27/2010
             | 
            
                -2.00 / -4.30%
             |             
            
                46.80
             |           
            
                46.80
             |               
            
                44.00
             |                           
            
                44.50
             | 
            
                44.50
             |                     
            
                4.55
             |                                 
            
                30,000
             |            
            
                 
             |                                       
         
    
        
            | 
                7/26/2010
             | 
            
                +1.50 / +3.33%
             |             
            
                46.90
             |           
            
                46.90
             |               
            
                46.50
             |                           
            
                46.50
             | 
            
                46.50
             |                     
            
                4.75
             |                                 
            
                4,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/23/2010
             | 
            
                0.00 / 0.00%
             |             
            
                46.90
             |           
            
                48.50
             |               
            
                45.00
             |                           
            
                45.00
             | 
            
                45.00
             |                     
            
                4.60
             |                                 
            
                22,300
             |            
            
                 
             |                                       
         
    
        
            | 
                7/22/2010
             | 
            
                -1.80 / -3.85%
             |             
            
                46.90
             |           
            
                46.90
             |               
            
                45.00
             |                           
            
                45.00
             | 
            
                45.00
             |                     
            
                4.60
             |                                 
            
                7,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/21/2010
             | 
            
                -1.20 / -2.50%
             |             
            
                47.00
             |           
            
                47.00
             |               
            
                45.20
             |                           
            
                46.80
             | 
            
                46.80
             |                     
            
                4.78
             |                                 
            
                15,700
             |            
            
                 
             |                                       
         
    
        
            | 
                7/20/2010
             | 
            
                +1.50 / +3.23%
             |             
            
                48.00
             |           
            
                48.00
             |               
            
                48.00
             |                           
            
                48.00
             | 
            
                48.00
             |                     
            
                4.90
             |                                 
            
                2,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/19/2010
             | 
            
                0.00 / 0.00%
             |             
            
                46.50
             |           
            
                46.50
             |               
            
                46.50
             |                           
            
                46.50
             | 
            
                46.50
             |                     
            
                4.75
             |                                 
            
                7,000
             |            
            
                 
             |                                       
         
    
        
            | 
                7/16/2010
             | 
            
                +0.90 / +1.97%
             |             
            
                46.50
             |           
            
                46.50
             |               
            
                46.50
             |                           
            
                46.50
             | 
            
                46.50
             |                     
            
                4.75
             |                                 
            
                11,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/15/2010
             | 
            
                -1.40 / -2.98%
             |             
            
                47.00
             |           
            
                47.00
             |               
            
                45.60
             |                           
            
                45.60
             | 
            
                45.60
             |                     
            
                4.66
             |                                 
            
                25,000
             |            
            
                 
             |                                       
         
    
        
            | 
                7/14/2010
             | 
            
                +0.30 / +0.64%
             |             
            
                46.40
             |           
            
                47.50
             |               
            
                46.40
             |                           
            
                47.00
             | 
            
                47.00
             |                     
            
                4.80
             |                                 
            
                47,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/13/2010
             | 
            
                +0.70 / +1.52%
             |             
            
                46.40
             |           
            
                46.70
             |               
            
                46.40
             |                           
            
                46.70
             | 
            
                46.70
             |                     
            
                4.77
             |                                 
            
                7,000
             |            
            
                 
             |                                       
         
    
        
            | 
                7/12/2010
             | 
            
                0.00 / 0.00%
             |             
            
                46.00
             |           
            
                46.00
             |               
            
                46.00
             |                           
            
                46.00
             | 
            
                46.00
             |                     
            
                4.70
             |                                 
            
                7,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/9/2010
             | 
            
                -0.30 / -0.65%
             |             
            
                46.50
             |           
            
                46.50
             |               
            
                45.50
             |                           
            
                46.00
             | 
            
                46.00
             |                     
            
                4.70
             |                                 
            
                13,700
             |            
            
                 
             |                                       
         
    
        
            | 
                7/8/2010
             | 
            
                +0.30 / +0.65%
             |             
            
                46.40
             |           
            
                47.00
             |               
            
                46.30
             |                           
            
                46.30
             | 
            
                46.30
             |                     
            
                4.73
             |                                 
            
                37,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/7/2010
             | 
            
                -0.50 / -1.08%
             |             
            
                47.00
             |           
            
                47.00
             |               
            
                46.00
             |                           
            
                46.00
             | 
            
                46.00
             |                     
            
                4.70
             |                                 
            
                42,800
             |            
            
                 
             |                                       
         
    
        
            | 
                7/6/2010
             | 
            
                -0.40 / -0.85%
             |             
            
                47.00
             |           
            
                47.00
             |               
            
                46.00
             |                           
            
                46.50
             | 
            
                46.50
             |                     
            
                4.75
             |                                 
            
                28,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/5/2010
             | 
            
                -0.10 / -0.21%
             |             
            
                47.00
             |           
            
                47.50
             |               
            
                46.60
             |                           
            
                46.90
             | 
            
                46.90
             |                     
            
                4.79
             |                                 
            
                56,400
             |            
            
                 
             |                                       
         
    
        
            | 
                7/2/2010
             | 
            
                0.00 / 0.00%
             |             
            
                47.50
             |           
            
                47.50
             |               
            
                46.70
             |                           
            
                47.00
             | 
            
                47.00
             |                     
            
                4.80
             |                                 
            
                38,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/1/2010
             | 
            
                -0.50 / -1.05%
             |             
            
                47.50
             |           
            
                47.50
             |               
            
                46.80
             |                           
            
                47.00
             | 
            
                47.00
             |                     
            
                4.80
             |                                 
            
                48,200
             |            
            
                 
             |                                       
         
    
        
            | 
                6/30/2010
             | 
            
                -1.50 / -3.06%
             |             
            
                48.00
             |           
            
                48.50
             |               
            
                47.50
             |                           
            
                47.50
             | 
            
                47.50
             |                     
            
                4.85
             |                                 
            
                41,400
             |  
            
                 
             |                                                              
             
    
         
    
    
 |