| 
                 
                    Closing price on 9/17/2014
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    57.50 | 
                 
                
                    | High | 
                    58.00 | 
                 
                
                    | Low | 
                    57.00 | 
                     
                
                    | Volume | 
                    136,080 | 
                                 
                
                    | Split-adjusted Price | 
                    5.73 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
VSC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                9/17/2014
             | 
            
                -0.50 / -0.87%
             |             
            
                57.50
             |           
            
                58.00
             |               
            
                57.00
             |                           
            
                57.00
             | 
            
                57.00
             |                     
            
                5.73
             |                                 
            
                136,080
             |            
            
                 
             |                                       
         
    
        
            | 
                9/16/2014
             | 
            
                -0.50 / -0.86%
             |             
            
                57.50
             |           
            
                58.00
             |               
            
                57.00
             |                           
            
                57.50
             | 
            
                57.50
             |                     
            
                5.78
             |                                 
            
                94,230
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/15/2014
             | 
            
                -0.50 / -0.85%
             |             
            
                58.00
             |           
            
                59.00
             |               
            
                58.00
             |                           
            
                58.00
             | 
            
                58.00
             |                     
            
                5.84
             |                                 
            
                138,040
             |            
            
                 
             |                                       
         
    
        
            | 
                9/12/2014
             | 
            
                -0.50 / -0.85%
             |             
            
                59.00
             |           
            
                59.00
             |               
            
                58.50
             |                           
            
                58.50
             | 
            
                58.50
             |                     
            
                5.89
             |                                 
            
                773,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/11/2014
             | 
            
                +0.50 / +0.85%
             |             
            
                58.50
             |           
            
                59.50
             |               
            
                58.50
             |                           
            
                59.00
             | 
            
                59.00
             |                     
            
                5.94
             |                                 
            
                142,660
             |            
            
                 
             |                                       
         
    
        
            | 
                9/10/2014
             | 
            
                +0.50 / +0.86%
             |             
            
                58.50
             |           
            
                58.50
             |               
            
                57.00
             |                           
            
                58.50
             | 
            
                58.50
             |                     
            
                5.89
             |                                 
            
                128,470
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/9/2014
             | 
            
                -2.00 / -3.33%
             |             
            
                60.00
             |           
            
                60.00
             |               
            
                58.00
             |                           
            
                58.00
             | 
            
                58.00
             |                     
            
                5.84
             |                                 
            
                113,260
             |            
            
                 
             |                                       
         
    
        
            | 
                9/8/2014
             | 
            
                +1.50 / +2.56%
             |             
            
                59.00
             |           
            
                61.00
             |               
            
                59.00
             |                           
            
                60.00
             | 
            
                60.00
             |                     
            
                6.04
             |                                 
            
                196,950
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/5/2014
             | 
            
                0.00 / 0.00%
             |             
            
                58.50
             |           
            
                59.00
             |               
            
                58.50
             |                           
            
                58.50
             | 
            
                58.50
             |                     
            
                5.89
             |                                 
            
                152,030
             |            
            
                 
             |                                       
         
    
        
            | 
                9/4/2014
             | 
            
                0.00 / 0.00%
             |             
            
                58.00
             |           
            
                59.00
             |               
            
                58.00
             |                           
            
                58.50
             | 
            
                58.50
             |                     
            
                5.89
             |                                 
            
                120,760
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/3/2014
             | 
            
                0.00 / 0.00%
             |             
            
                58.50
             |           
            
                59.00
             |               
            
                58.50
             |                           
            
                58.50
             | 
            
                58.50
             |                     
            
                5.89
             |                                 
            
                110,250
             |            
            
                 
             |                                       
         
    
        
            | 
                8/29/2014
             | 
            
                0.00 / 0.00%
             |             
            
                58.50
             |           
            
                59.00
             |               
            
                58.00
             |                           
            
                58.50
             | 
            
                58.50
             |                     
            
                5.89
             |                                 
            
                120,720
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/28/2014
             | 
            
                0.00 / 0.00%
             |             
            
                58.50
             |           
            
                59.00
             |               
            
                58.50
             |                           
            
                58.50
             | 
            
                58.50
             |                     
            
                5.89
             |                                 
            
                117,580
             |            
            
                 
             |                                       
         
    
        
            | 
                8/27/2014
             | 
            
                +0.50 / +0.86%
             |             
            
                59.00
             |           
            
                59.00
             |               
            
                58.00
             |                           
            
                58.50
             | 
            
                58.50
             |                     
            
                5.89
             |                                 
            
                126,690
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/26/2014
             | 
            
                -1.50 / -2.52%
             |             
            
                59.50
             |           
            
                59.50
             |               
            
                58.00
             |                           
            
                58.00
             | 
            
                58.00
             |                     
            
                5.84
             |                                 
            
                67,580
             |            
            
                 
             |                                       
         
    
        
            | 
                8/25/2014
             | 
            
                +1.50 / +2.59%
             |             
            
                59.00
             |           
            
                59.50
             |               
            
                58.00
             |                           
            
                59.50
             | 
            
                59.50
             |                     
            
                5.99
             |                                 
            
                212,780
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/22/2014
             | 
            
                +0.50 / +0.87%
             |             
            
                57.50
             |           
            
                59.00
             |               
            
                57.50
             |                           
            
                58.00
             | 
            
                58.00
             |                     
            
                5.84
             |                                 
            
                286,780
             |            
            
                 
             |                                       
         
    
        
            | 
                8/21/2014
             | 
            
                +1.00 / +1.77%
             |             
            
                56.50
             |           
            
                57.50
             |               
            
                56.00
             |                           
            
                57.50
             | 
            
                57.50
             |                     
            
                5.78
             |                                 
            
                205,950
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/20/2014
             | 
            
                -1.00 / -1.74%
             |             
            
                56.50
             |           
            
                57.00
             |               
            
                56.50
             |                           
            
                56.50
             | 
            
                56.50
             |                     
            
                5.68
             |                                 
            
                94,470
             |            
            
                 
             |                                       
         
    
        
            | 
                8/19/2014
             | 
            
                +1.00 / +1.77%
             |             
            
                57.00
             |           
            
                58.00
             |               
            
                56.50
             |                           
            
                57.50
             | 
            
                57.50
             |                     
            
                5.78
             |                                 
            
                104,570
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/18/2014
             | 
            
                0.00 / 0.00%
             |             
            
                57.00
             |           
            
                57.00
             |               
            
                56.00
             |                           
            
                56.50
             | 
            
                56.50
             |                     
            
                5.68
             |                                 
            
                93,010
             |            
            
                 
             |                                       
         
    
        
            | 
                8/15/2014
             | 
            
                -0.50 / -0.88%
             |             
            
                57.00
             |           
            
                57.00
             |               
            
                56.00
             |                           
            
                56.50
             | 
            
                56.50
             |                     
            
                5.68
             |                                 
            
                52,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/14/2014
             | 
            
                -0.50 / -0.87%
             |             
            
                57.50
             |           
            
                57.50
             |               
            
                57.00
             |                           
            
                57.00
             | 
            
                57.00
             |                     
            
                5.73
             |                                 
            
                57,230
             |            
            
                 
             |                                       
         
    
        
            | 
                8/13/2014
             | 
            
                +0.50 / +0.88%
             |             
            
                57.00
             |           
            
                57.50
             |               
            
                57.00
             |                           
            
                57.50
             | 
            
                57.50
             |                     
            
                5.78
             |                                 
            
                144,360
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/12/2014
             | 
            
                0.00 / 0.00%
             |             
            
                57.00
             |           
            
                57.50
             |               
            
                57.00
             |                           
            
                57.00
             | 
            
                57.00
             |                     
            
                5.73
             |                                 
            
                20,900
             |            
            
                 
             |                                       
         
    
        
            | 
                8/11/2014
             | 
            
                -0.50 / -0.87%
             |             
            
                58.00
             |           
            
                58.00
             |               
            
                56.50
             |                           
            
                57.00
             | 
            
                57.00
             |                     
            
                5.73
             |                                 
            
                72,440
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/8/2014
             | 
            
                -1.00 / -1.71%
             |             
            
                58.50
             |           
            
                58.50
             |               
            
                57.00
             |                           
            
                57.50
             | 
            
                57.50
             |                     
            
                5.78
             |                                 
            
                141,350
             |            
            
                 
             |                                       
         
    
        
            | 
                8/7/2014
             | 
            
                +1.50 / +2.63%
             |             
            
                57.00
             |           
            
                58.50
             |               
            
                57.00
             |                           
            
                58.50
             | 
            
                58.50
             |                     
            
                5.89
             |                                 
            
                136,250
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/6/2014
             | 
            
                +1.00 / +1.79%
             |             
            
                56.00
             |           
            
                57.50
             |               
            
                55.50
             |                           
            
                57.00
             | 
            
                57.00
             |                     
            
                5.73
             |                                 
            
                255,370
             |            
            
                 
             |                                       
         
    
        
            | 
                8/5/2014
             | 
            
                +2.00 / +3.70%
             |             
            
                53.50
             |           
            
                56.00
             |               
            
                53.50
             |                           
            
                56.00
             | 
            
                56.00
             |                     
            
                5.63
             |                                 
            
                78,050
             |  
            
                 
             |                                                              
             
    
         
    
    
 |