| 
                 
                    Closing price on 1/13/2012
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    11.70 | 
                 
                
                    | High | 
                    11.70 | 
                 
                
                    | Low | 
                    11.70 | 
                     
                
                    | Volume | 
                    0 | 
                                 
                
                    | Split-adjusted Price | 
                    1.34 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
VCS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                1/13/2012
             | 
            
                0.00 / 0.00%
             |             
            
                11.70
             |           
            
                11.70
             |               
            
                11.70
             |                           
            
                11.70
             | 
            
                11.70
             |                     
            
                1.34
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                1/12/2012
             | 
            
                0.00 / 0.00%
             |             
            
                11.70
             |           
            
                11.70
             |               
            
                11.70
             |                           
            
                11.70
             | 
            
                11.70
             |                     
            
                1.34
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/11/2012
             | 
            
                0.00 / 0.00%
             |             
            
                11.70
             |           
            
                11.70
             |               
            
                11.70
             |                           
            
                11.70
             | 
            
                11.70
             |                     
            
                1.34
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                1/10/2012
             | 
            
                +0.10 / +0.86%
             |             
            
                11.70
             |           
            
                11.70
             |               
            
                11.70
             |                           
            
                11.70
             | 
            
                11.70
             |                     
            
                1.34
             |                                 
            
                600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/9/2012
             | 
            
                0.00 / 0.00%
             |             
            
                11.60
             |           
            
                11.60
             |               
            
                11.60
             |                           
            
                11.60
             | 
            
                11.60
             |                     
            
                1.33
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                1/6/2012
             | 
            
                +0.20 / +1.75%
             |             
            
                11.70
             |           
            
                11.70
             |               
            
                11.60
             |                           
            
                11.60
             | 
            
                11.60
             |                     
            
                1.33
             |                                 
            
                22,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/5/2012
             | 
            
                0.00 / 0.00%
             |             
            
                11.40
             |           
            
                11.40
             |               
            
                11.40
             |                           
            
                11.40
             | 
            
                11.40
             |                     
            
                1.30
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                1/4/2012
             | 
            
                0.00 / 0.00%
             |             
            
                11.40
             |           
            
                11.40
             |               
            
                11.40
             |                           
            
                11.40
             | 
            
                11.40
             |                     
            
                1.30
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/3/2012
             | 
            
                +0.70 / +6.54%
             |             
            
                11.30
             |           
            
                11.40
             |               
            
                11.30
             |                           
            
                11.40
             | 
            
                11.40
             |                     
            
                1.30
             |                                 
            
                2,500
             |            
            
                 
             |                                       
         
    
        
            | 
                12/30/2011
             | 
            
                +0.70 / +7.00%
             |             
            
                10.70
             |           
            
                10.70
             |               
            
                10.70
             |                           
            
                10.70
             | 
            
                10.70
             |                     
            
                1.22
             |                                 
            
                3,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/29/2011
             | 
            
                -0.20 / -1.96%
             |             
            
                10.00
             |           
            
                10.00
             |               
            
                10.00
             |                           
            
                10.00
             | 
            
                10.00
             |                     
            
                1.14
             |                                 
            
                48,200
             |            
            
                 
             |                                       
         
    
        
            | 
                12/28/2011
             | 
            
                0.00 / 0.00%
             |             
            
                11.00
             |           
            
                11.00
             |               
            
                10.20
             |                           
            
                10.20
             | 
            
                10.20
             |                     
            
                1.17
             |                                 
            
                39,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/27/2011
             | 
            
                -0.20 / -1.92%
             |             
            
                11.30
             |           
            
                11.30
             |               
            
                10.20
             |                           
            
                10.20
             | 
            
                10.20
             |                     
            
                1.17
             |                                 
            
                4,508,233
             |            
            
                 
             |                                       
         
    
        
            | 
                12/26/2011
             | 
            
                -0.60 / -5.45%
             |             
            
                10.30
             |           
            
                11.70
             |               
            
                10.30
             |                           
            
                10.40
             | 
            
                10.40
             |                     
            
                1.19
             |                                 
            
                9,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/23/2011
             | 
            
                -1.00 / -8.33%
             |             
            
                11.00
             |           
            
                11.00
             |               
            
                10.90
             |                           
            
                11.00
             | 
            
                11.00
             |                     
            
                1.26
             |                                 
            
                162,100
             |            
            
                 
             |                                       
         
    
        
            | 
                12/22/2011
             | 
            
                +0.30 / +2.56%
             |             
            
                11.10
             |           
            
                12.20
             |               
            
                10.90
             |                           
            
                12.00
             | 
            
                12.00
             |                     
            
                1.37
             |                                 
            
                43,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/21/2011
             | 
            
                +0.10 / +0.86%
             |             
            
                11.70
             |           
            
                11.70
             |               
            
                11.00
             |                           
            
                11.70
             | 
            
                11.70
             |                     
            
                1.34
             |                                 
            
                12,200
             |            
            
                 
             |                                       
         
    
        
            | 
                12/20/2011
             | 
            
                +0.40 / +3.57%
             |             
            
                11.20
             |           
            
                11.60
             |               
            
                10.50
             |                           
            
                11.60
             | 
            
                11.60
             |                     
            
                1.33
             |                                 
            
                1,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/19/2011
             | 
            
                +0.90 / +8.74%
             |             
            
                11.20
             |           
            
                11.20
             |               
            
                11.20
             |                           
            
                11.20
             | 
            
                11.20
             |                     
            
                1.28
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                12/16/2011
             | 
            
                0.00 / 0.00%
             |             
            
                11.60
             |           
            
                11.60
             |               
            
                10.30
             |                           
            
                10.30
             | 
            
                10.30
             |                     
            
                1.18
             |                                 
            
                4,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/15/2011
             | 
            
                -0.50 / -4.63%
             |             
            
                11.00
             |           
            
                11.00
             |               
            
                10.30
             |                           
            
                10.30
             | 
            
                10.30
             |                     
            
                1.18
             |                                 
            
                600
             |            
            
                 
             |                                       
         
    
        
            | 
                12/14/2011
             | 
            
                -0.20 / -1.82%
             |             
            
                11.00
             |           
            
                11.00
             |               
            
                10.80
             |                           
            
                10.80
             | 
            
                10.80
             |                     
            
                1.23
             |                                 
            
                3,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/13/2011
             | 
            
                -0.50 / -4.35%
             |             
            
                11.50
             |           
            
                11.50
             |               
            
                11.00
             |                           
            
                11.00
             | 
            
                11.00
             |                     
            
                1.26
             |                                 
            
                2,500
             |            
            
                 
             |                                       
         
    
        
            | 
                12/12/2011
             | 
            
                -0.50 / -4.17%
             |             
            
                11.50
             |           
            
                11.50
             |               
            
                11.50
             |                           
            
                11.50
             | 
            
                11.50
             |                     
            
                1.31
             |                                 
            
                1,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/9/2011
             | 
            
                0.00 / 0.00%
             |             
            
                12.00
             |           
            
                12.00
             |               
            
                12.00
             |                           
            
                12.00
             | 
            
                12.00
             |                     
            
                1.37
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                12/8/2011
             | 
            
                0.00 / 0.00%
             |             
            
                11.70
             |           
            
                12.00
             |               
            
                11.70
             |                           
            
                12.00
             | 
            
                12.00
             |                     
            
                1.37
             |                                 
            
                1,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/7/2011
             | 
            
                +0.70 / +6.19%
             |             
            
                12.00
             |           
            
                12.00
             |               
            
                12.00
             |                           
            
                12.00
             | 
            
                12.00
             |                     
            
                1.37
             |                                 
            
                200
             |            
            
                 
             |                                       
         
    
        
            | 
                12/6/2011
             | 
            
                -0.20 / -1.74%
             |             
            
                11.40
             |           
            
                11.40
             |               
            
                11.20
             |                           
            
                11.30
             | 
            
                11.30
             |                     
            
                1.29
             |                                 
            
                1,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/5/2011
             | 
            
                -0.30 / -2.54%
             |             
            
                12.00
             |           
            
                12.00
             |               
            
                11.50
             |                           
            
                11.50
             | 
            
                11.50
             |                     
            
                1.31
             |                                 
            
                1,900
             |            
            
                 
             |                                       
         
    
        
            | 
                12/2/2011
             | 
            
                -7.20 / -37.89%
             |             
            
                11.60
             |           
            
                11.80
             |               
            
                11.60
             |                           
            
                11.80
             | 
            
                11.80
             |                     
            
                1.35
             |                                 
            
                900
             |  
            
                 
             |                                                              
             
    
         
    
    
 |