| 
                 
                    Closing price on 7/24/2013
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    8.40 | 
                 
                
                    | High | 
                    8.40 | 
                 
                
                    | Low | 
                    8.40 | 
                     
                
                    | Volume | 
                    400 | 
                                 
                
                    | Split-adjusted Price | 
                    1.13 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
VCS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                7/24/2013
             | 
            
                -0.80 / -8.70%
             |             
            
                8.40
             |           
            
                8.40
             |               
            
                8.40
             |                           
            
                8.40
             | 
            
                8.40
             |                     
            
                1.13
             |                                 
            
                400
             |            
            
                 
             |                                       
         
    
        
            | 
                7/23/2013
             | 
            
                +0.60 / +6.98%
             |             
            
                9.20
             |           
            
                9.20
             |               
            
                9.20
             |                           
            
                9.20
             | 
            
                9.20
             |                     
            
                1.24
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/22/2013
             | 
            
                0.00 / 0.00%
             |             
            
                8.60
             |           
            
                8.60
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                1.16
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                7/19/2013
             | 
            
                0.00 / 0.00%
             |             
            
                8.60
             |           
            
                8.60
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                1.16
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/18/2013
             | 
            
                0.00 / 0.00%
             |             
            
                8.60
             |           
            
                8.60
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                1.16
             |                                 
            
                300
             |            
            
                 
             |                                       
         
    
        
            | 
                7/17/2013
             | 
            
                0.00 / 0.00%
             |             
            
                8.60
             |           
            
                8.60
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                1.16
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/16/2013
             | 
            
                0.00 / 0.00%
             |             
            
                8.60
             |           
            
                8.60
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                1.16
             |                                 
            
                200
             |            
            
                 
             |                                       
         
    
        
            | 
                7/15/2013
             | 
            
                0.00 / 0.00%
             |             
            
                8.60
             |           
            
                8.60
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                1.16
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/12/2013
             | 
            
                0.00 / 0.00%
             |             
            
                8.60
             |           
            
                8.60
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                1.16
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                7/11/2013
             | 
            
                0.00 / 0.00%
             |             
            
                8.60
             |           
            
                8.60
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                1.16
             |                                 
            
                1,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/10/2013
             | 
            
                0.00 / 0.00%
             |             
            
                8.60
             |           
            
                8.60
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                1.16
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                7/9/2013
             | 
            
                -0.50 / -5.49%
             |             
            
                9.20
             |           
            
                9.20
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                1.16
             |                                 
            
                700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/8/2013
             | 
            
                +0.50 / +5.81%
             |             
            
                9.00
             |           
            
                9.10
             |               
            
                9.00
             |                           
            
                9.10
             | 
            
                9.10
             |                     
            
                1.23
             |                                 
            
                4,400
             |            
            
                 
             |                                       
         
    
        
            | 
                7/5/2013
             | 
            
                0.00 / 0.00%
             |             
            
                8.60
             |           
            
                8.60
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                1.16
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/4/2013
             | 
            
                0.00 / 0.00%
             |             
            
                8.60
             |           
            
                8.60
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                1.16
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                7/3/2013
             | 
            
                0.00 / 0.00%
             |             
            
                8.60
             |           
            
                8.60
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                1.16
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/2/2013
             | 
            
                0.00 / 0.00%
             |             
            
                8.60
             |           
            
                8.60
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                1.16
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                7/1/2013
             | 
            
                0.00 / 0.00%
             |             
            
                8.60
             |           
            
                8.60
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                1.16
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/28/2013
             | 
            
                0.00 / 0.00%
             |             
            
                8.60
             |           
            
                8.60
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                1.16
             |                                 
            
                200
             |            
            
                 
             |                                       
         
    
        
            | 
                6/27/2013
             | 
            
                0.00 / 0.00%
             |             
            
                8.60
             |           
            
                8.60
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                1.16
             |                                 
            
                200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/26/2013
             | 
            
                -0.60 / -6.52%
             |             
            
                9.00
             |           
            
                9.00
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                1.16
             |                                 
            
                1,500
             |            
            
                 
             |                                       
         
    
        
            | 
                6/25/2013
             | 
            
                0.00 / 0.00%
             |             
            
                10.00
             |           
            
                10.00
             |               
            
                8.90
             |                           
            
                9.20
             | 
            
                9.20
             |                     
            
                1.24
             |                                 
            
                35,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/24/2013
             | 
            
                -0.80 / -8.00%
             |             
            
                9.20
             |           
            
                9.20
             |               
            
                9.20
             |                           
            
                9.20
             | 
            
                9.20
             |                     
            
                1.24
             |                                 
            
                1,387,200
             |            
            
                 
             |                                       
         
    
        
            | 
                6/21/2013
             | 
            
                +0.10 / +1.01%
             |             
            
                9.10
             |           
            
                10.30
             |               
            
                9.10
             |                           
            
                10.00
             | 
            
                10.00
             |                     
            
                1.35
             |                                 
            
                617
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/20/2013
             | 
            
                0.00 / 0.00%
             |             
            
                9.20
             |           
            
                9.90
             |               
            
                9.20
             |                           
            
                9.90
             | 
            
                9.90
             |                     
            
                1.33
             |                                 
            
                1,583,100
             |            
            
                 
             |                                       
         
    
        
            | 
                6/19/2013
             | 
            
                0.00 / 0.00%
             |             
            
                9.90
             |           
            
                9.90
             |               
            
                9.90
             |                           
            
                9.90
             | 
            
                9.90
             |                     
            
                1.33
             |                                 
            
                1,414,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/18/2013
             | 
            
                -0.60 / -5.71%
             |             
            
                9.60
             |           
            
                9.90
             |               
            
                9.50
             |                           
            
                9.90
             | 
            
                9.90
             |                     
            
                1.33
             |                                 
            
                1,211,600
             |            
            
                 
             |                                       
         
    
        
            | 
                6/17/2013
             | 
            
                +0.50 / +5.00%
             |             
            
                9.60
             |           
            
                10.50
             |               
            
                9.50
             |                           
            
                10.50
             | 
            
                10.50
             |                     
            
                1.41
             |                                 
            
                2,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/14/2013
             | 
            
                +0.40 / +4.17%
             |             
            
                9.50
             |           
            
                10.00
             |               
            
                8.90
             |                           
            
                10.00
             | 
            
                10.00
             |                     
            
                1.35
             |                                 
            
                9,100
             |            
            
                 
             |                                       
         
    
        
            | 
                6/13/2013
             | 
            
                +0.60 / +6.67%
             |             
            
                8.90
             |           
            
                9.60
             |               
            
                8.90
             |                           
            
                9.60
             | 
            
                9.60
             |                     
            
                1.29
             |                                 
            
                1,246,700
             |  
            
                 
             |                                                              
             
    
         
    
    
 |