| 
                 
                    Closing price on 11/27/2008
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    54.50 | 
                 
                
                    | High | 
                    56.00 | 
                 
                
                    | Low | 
                    54.00 | 
                     
                
                    | Volume | 
                    14,730 | 
                                 
                
                    | Split-adjusted Price | 
                    0.96 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
VSC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                11/27/2008
             | 
            
                -2.00 / -3.57%
             |             
            
                54.50
             |           
            
                56.00
             |               
            
                54.00
             |                           
            
                54.00
             | 
            
                54.00
             |                     
            
                0.96
             |                                 
            
                14,730
             |            
            
                 
             |                                       
         
    
        
            | 
                11/26/2008
             | 
            
                -2.50 / -4.27%
             |             
            
                58.50
             |           
            
                58.50
             |               
            
                56.00
             |                           
            
                56.00
             | 
            
                56.00
             |                     
            
                1.00
             |                                 
            
                9,590
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/25/2008
             | 
            
                +2.00 / +3.54%
             |             
            
                58.00
             |           
            
                58.50
             |               
            
                56.50
             |                           
            
                58.50
             | 
            
                58.50
             |                     
            
                1.04
             |                                 
            
                38,280
             |            
            
                 
             |                                       
         
    
        
            | 
                11/24/2008
             | 
            
                +0.50 / +0.89%
             |             
            
                56.00
             |           
            
                57.00
             |               
            
                56.00
             |                           
            
                56.50
             | 
            
                56.50
             |                     
            
                1.01
             |                                 
            
                16,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/21/2008
             | 
            
                -1.50 / -2.61%
             |             
            
                57.50
             |           
            
                58.00
             |               
            
                55.50
             |                           
            
                56.00
             | 
            
                56.00
             |                     
            
                1.00
             |                                 
            
                23,740
             |            
            
                 
             |                                       
         
    
        
            | 
                11/20/2008
             | 
            
                -1.00 / -1.71%
             |             
            
                56.00
             |           
            
                57.50
             |               
            
                56.00
             |                           
            
                57.50
             | 
            
                57.50
             |                     
            
                1.02
             |                                 
            
                78,770
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/19/2008
             | 
            
                -0.50 / -0.85%
             |             
            
                60.50
             |           
            
                60.50
             |               
            
                58.50
             |                           
            
                58.50
             | 
            
                58.50
             |                     
            
                1.04
             |                                 
            
                12,390
             |            
            
                 
             |                                       
         
    
        
            | 
                11/18/2008
             | 
            
                -1.00 / -1.67%
             |             
            
                58.50
             |           
            
                59.00
             |               
            
                58.50
             |                           
            
                59.00
             | 
            
                59.00
             |                     
            
                1.05
             |                                 
            
                5,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/17/2008
             | 
            
                -1.00 / -1.64%
             |             
            
                58.50
             |           
            
                60.00
             |               
            
                58.50
             |                           
            
                60.00
             | 
            
                60.00
             |                     
            
                1.07
             |                                 
            
                27,260
             |            
            
                 
             |                                       
         
    
        
            | 
                11/14/2008
             | 
            
                0.00 / 0.00%
             |             
            
                63.00
             |           
            
                63.00
             |               
            
                61.00
             |                           
            
                61.00
             | 
            
                61.00
             |                     
            
                1.09
             |                                 
            
                5,250
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/13/2008
             | 
            
                0.00 / 0.00%
             |             
            
                59.50
             |           
            
                62.00
             |               
            
                59.50
             |                           
            
                61.00
             | 
            
                61.00
             |                     
            
                1.09
             |                                 
            
                3,720
             |            
            
                 
             |                                       
         
    
        
            | 
                11/12/2008
             | 
            
                -1.00 / -1.61%
             |             
            
                62.00
             |           
            
                62.00
             |               
            
                60.50
             |                           
            
                61.00
             | 
            
                61.00
             |                     
            
                1.09
             |                                 
            
                20,540
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/11/2008
             | 
            
                -3.00 / -4.62%
             |             
            
                62.00
             |           
            
                62.00
             |               
            
                62.00
             |                           
            
                62.00
             | 
            
                62.00
             |                     
            
                1.10
             |                                 
            
                21,600
             |            
            
                 
             |                                       
         
    
        
            | 
                11/10/2008
             | 
            
                +0.50 / +0.78%
             |             
            
                62.00
             |           
            
                65.00
             |               
            
                62.00
             |                           
            
                65.00
             | 
            
                65.00
             |                     
            
                1.16
             |                                 
            
                7,260
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/7/2008
             | 
            
                -1.50 / -2.27%
             |             
            
                63.00
             |           
            
                65.00
             |               
            
                63.00
             |                           
            
                64.50
             | 
            
                64.50
             |                     
            
                1.15
             |                                 
            
                9,800
             |            
            
                 
             |                                       
         
    
        
            | 
                11/6/2008
             | 
            
                0.00 / 0.00%
             |             
            
                64.00
             |           
            
                67.50
             |               
            
                63.50
             |                           
            
                66.00
             | 
            
                66.00
             |                     
            
                1.17
             |                                 
            
                39,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/5/2008
             | 
            
                +3.00 / +4.76%
             |             
            
                66.00
             |           
            
                66.00
             |               
            
                66.00
             |                           
            
                66.00
             | 
            
                66.00
             |                     
            
                1.17
             |                                 
            
                7,970
             |            
            
                 
             |                                       
         
    
        
            | 
                11/4/2008
             | 
            
                +3.00 / +5.00%
             |             
            
                58.00
             |           
            
                63.00
             |               
            
                58.00
             |                           
            
                63.00
             | 
            
                63.00
             |                     
            
                1.12
             |                                 
            
                11,160
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/3/2008
             | 
            
                0.00 / 0.00%
             |             
            
                60.50
             |           
            
                60.50
             |               
            
                58.00
             |                           
            
                60.00
             | 
            
                60.00
             |                     
            
                1.07
             |                                 
            
                12,350
             |            
            
                 
             |                                       
         
    
        
            | 
                10/31/2008
             | 
            
                -2.00 / -3.23%
             |             
            
                59.50
             |           
            
                61.00
             |               
            
                59.50
             |                           
            
                60.00
             | 
            
                60.00
             |                     
            
                1.07
             |                                 
            
                76,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/30/2008
             | 
            
                0.00 / 0.00%
             |             
            
                61.00
             |           
            
                62.00
             |               
            
                61.00
             |                           
            
                62.00
             | 
            
                62.00
             |                     
            
                1.10
             |                                 
            
                36,670
             |            
            
                 
             |                                       
         
    
        
            | 
                10/29/2008
             | 
            
                +2.50 / +4.20%
             |             
            
                62.00
             |           
            
                62.00
             |               
            
                61.50
             |                           
            
                62.00
             | 
            
                62.00
             |                     
            
                1.10
             |                                 
            
                29,430
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/28/2008
             | 
            
                -3.00 / -4.80%
             |             
            
                59.50
             |           
            
                60.00
             |               
            
                59.50
             |                           
            
                59.50
             | 
            
                59.50
             |                     
            
                1.06
             |                                 
            
                67,760
             |            
            
                 
             |                                       
         
    
        
            | 
                10/27/2008
             | 
            
                -3.00 / -4.58%
             |             
            
                63.50
             |           
            
                64.00
             |               
            
                62.50
             |                           
            
                62.50
             | 
            
                62.50
             |                     
            
                1.11
             |                                 
            
                65,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/24/2008
             | 
            
                -0.50 / -0.76%
             |             
            
                65.00
             |           
            
                66.00
             |               
            
                65.00
             |                           
            
                65.50
             | 
            
                65.50
             |                     
            
                1.17
             |                                 
            
                13,950
             |            
            
                 
             |                                       
         
    
        
            | 
                10/23/2008
             | 
            
                -2.50 / -3.65%
             |             
            
                66.00
             |           
            
                66.50
             |               
            
                66.00
             |                           
            
                66.00
             | 
            
                66.00
             |                     
            
                1.17
             |                                 
            
                45,790
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/22/2008
             | 
            
                -3.00 / -4.20%
             |             
            
                69.50
             |           
            
                70.00
             |               
            
                68.50
             |                           
            
                68.50
             | 
            
                68.50
             |                     
            
                1.22
             |                                 
            
                11,860
             |            
            
                 
             |                                       
         
    
        
            | 
                10/21/2008
             | 
            
                +1.50 / +2.14%
             |             
            
                72.00
             |           
            
                72.00
             |               
            
                70.00
             |                           
            
                71.50
             | 
            
                71.50
             |                     
            
                1.27
             |                                 
            
                21,560
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/20/2008
             | 
            
                -1.00 / -1.41%
             |             
            
                70.50
             |           
            
                71.50
             |               
            
                70.00
             |                           
            
                70.00
             | 
            
                70.00
             |                     
            
                1.25
             |                                 
            
                21,140
             |            
            
                 
             |                                       
         
    
        
            | 
                10/17/2008
             | 
            
                +2.50 / +3.65%
             |             
            
                71.50
             |           
            
                71.50
             |               
            
                69.50
             |                           
            
                71.00
             | 
            
                71.00
             |                     
            
                1.26
             |                                 
            
                68,170
             |  
            
                 
             |                                                              
             
    
         
    
    
 |