| 
                 
                    Closing price on 9/22/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    10.00 | 
                 
                
                    | High | 
                    10.00 | 
                 
                
                    | Low | 
                    9.70 | 
                     
                
                    | Volume | 
                    2,600 | 
                                 
                
                    | Split-adjusted Price | 
                    2.85 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
VC7 Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                9/22/2011
             | 
            
                +0.20 / +2.11%
             |             
            
                10.00
             |           
            
                10.00
             |               
            
                9.70
             |                           
            
                9.70
             | 
            
                9.77
             |                     
            
                2.85
             |                                 
            
                2,600
             |            
            
                 
             |                                       
         
    
        
            | 
                9/21/2011
             | 
            
                -0.50 / -5.00%
             |             
            
                9.50
             |           
            
                10.00
             |               
            
                9.50
             |                           
            
                9.50
             | 
            
                9.80
             |                     
            
                2.79
             |                                 
            
                11,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/20/2011
             | 
            
                0.00 / 0.00%
             |             
            
                10.00
             |           
            
                10.20
             |               
            
                9.80
             |                           
            
                10.00
             | 
            
                10.10
             |                     
            
                2.93
             |                                 
            
                20,700
             |            
            
                 
             |                                       
         
    
        
            | 
                9/19/2011
             | 
            
                -0.10 / -0.99%
             |             
            
                10.10
             |           
            
                10.10
             |               
            
                9.90
             |                           
            
                10.00
             | 
            
                10.05
             |                     
            
                2.93
             |                                 
            
                6,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/16/2011
             | 
            
                +0.10 / +1.00%
             |             
            
                9.70
             |           
            
                10.10
             |               
            
                9.50
             |                           
            
                10.10
             | 
            
                9.70
             |                     
            
                2.96
             |                                 
            
                16,700
             |            
            
                 
             |                                       
         
    
        
            | 
                9/15/2011
             | 
            
                -0.40 / -3.85%
             |             
            
                10.30
             |           
            
                10.30
             |               
            
                10.00
             |                           
            
                10.00
             | 
            
                10.16
             |                     
            
                2.93
             |                                 
            
                10,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/14/2011
             | 
            
                -0.40 / -3.70%
             |             
            
                11.10
             |           
            
                11.30
             |               
            
                10.30
             |                           
            
                10.40
             | 
            
                10.66
             |                     
            
                3.05
             |                                 
            
                11,700
             |            
            
                 
             |                                       
         
    
        
            | 
                9/13/2011
             | 
            
                +0.30 / +2.86%
             |             
            
                10.80
             |           
            
                10.80
             |               
            
                10.80
             |                           
            
                10.80
             | 
            
                10.80
             |                     
            
                3.17
             |                                 
            
                39,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/12/2011
             | 
            
                +0.70 / +7.14%
             |             
            
                10.00
             |           
            
                10.50
             |               
            
                9.80
             |                           
            
                10.50
             | 
            
                10.08
             |                     
            
                3.08
             |                                 
            
                30,800
             |            
            
                 
             |                                       
         
    
        
            | 
                9/9/2011
             | 
            
                -0.20 / -2.00%
             |             
            
                10.10
             |           
            
                10.10
             |               
            
                9.80
             |                           
            
                9.80
             | 
            
                9.97
             |                     
            
                2.88
             |                                 
            
                10,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/8/2011
             | 
            
                0.00 / 0.00%
             |             
            
                10.40
             |           
            
                10.40
             |               
            
                9.50
             |                           
            
                10.00
             | 
            
                9.93
             |                     
            
                2.93
             |                                 
            
                7,500
             |            
            
                 
             |                                       
         
    
        
            | 
                9/7/2011
             | 
            
                +0.80 / +8.70%
             |             
            
                9.80
             |           
            
                10.00
             |               
            
                9.70
             |                           
            
                10.00
             | 
            
                9.80
             |                     
            
                2.93
             |                                 
            
                5,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/6/2011
             | 
            
                -0.30 / -3.16%
             |             
            
                9.20
             |           
            
                9.80
             |               
            
                9.20
             |                           
            
                9.20
             | 
            
                9.45
             |                     
            
                2.70
             |                                 
            
                4,500
             |            
            
                 
             |                                       
         
    
        
            | 
                9/5/2011
             | 
            
                -0.30 / -3.06%
             |             
            
                10.10
             |           
            
                10.10
             |               
            
                9.40
             |                           
            
                9.50
             | 
            
                9.75
             |                     
            
                2.79
             |                                 
            
                11,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/1/2011
             | 
            
                -0.20 / -2.00%
             |             
            
                10.10
             |           
            
                10.10
             |               
            
                9.80
             |                           
            
                9.80
             | 
            
                9.98
             |                     
            
                2.88
             |                                 
            
                4,300
             |            
            
                 
             |                                       
         
    
        
            | 
                8/31/2011
             | 
            
                +0.50 / +5.26%
             |             
            
                9.80
             |           
            
                10.00
             |               
            
                9.80
             |                           
            
                10.00
             | 
            
                9.96
             |                     
            
                2.93
             |                                 
            
                2,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/30/2011
             | 
            
                -0.20 / -2.06%
             |             
            
                9.60
             |           
            
                10.10
             |               
            
                9.50
             |                           
            
                9.50
             | 
            
                9.76
             |                     
            
                2.79
             |                                 
            
                26,800
             |            
            
                 
             |                                       
         
    
        
            | 
                8/29/2011
             | 
            
                +0.80 / +8.99%
             |             
            
                9.50
             |           
            
                9.70
             |               
            
                9.30
             |                           
            
                9.70
             | 
            
                9.54
             |                     
            
                2.85
             |                                 
            
                17,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/26/2011
             | 
            
                -0.60 / -6.32%
             |             
            
                9.50
             |           
            
                9.50
             |               
            
                8.90
             |                           
            
                8.90
             | 
            
                9.14
             |                     
            
                2.61
             |                                 
            
                5,800
             |            
            
                 
             |                                       
         
    
        
            | 
                8/25/2011
             | 
            
                +0.30 / +3.26%
             |             
            
                9.30
             |           
            
                9.50
             |               
            
                9.30
             |                           
            
                9.50
             | 
            
                9.35
             |                     
            
                2.79
             |                                 
            
                2,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/24/2011
             | 
            
                -0.50 / -5.15%
             |             
            
                9.90
             |           
            
                9.90
             |               
            
                9.20
             |                           
            
                9.20
             | 
            
                9.32
             |                     
            
                2.70
             |                                 
            
                7,300
             |            
            
                 
             |                                       
         
    
        
            | 
                8/23/2011
             | 
            
                0.00 / 0.00%
             |             
            
                10.00
             |           
            
                10.10
             |               
            
                9.70
             |                           
            
                9.70
             | 
            
                9.78
             |                     
            
                2.85
             |                                 
            
                6,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/22/2011
             | 
            
                0.00 / 0.00%
             |             
            
                10.00
             |           
            
                10.00
             |               
            
                9.30
             |                           
            
                9.70
             | 
            
                9.69
             |                     
            
                2.85
             |                                 
            
                19,500
             |            
            
                 
             |                                       
         
    
        
            | 
                8/19/2011
             | 
            
                -0.20 / -2.02%
             |             
            
                9.50
             |           
            
                9.80
             |               
            
                9.30
             |                           
            
                9.70
             | 
            
                9.48
             |                     
            
                2.85
             |                                 
            
                9,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/18/2011
             | 
            
                +0.40 / +4.21%
             |             
            
                10.10
             |           
            
                10.10
             |               
            
                9.90
             |                           
            
                9.90
             | 
            
                10.00
             |                     
            
                2.91
             |                                 
            
                2,000
             |            
            
                 
             |                                       
         
    
        
            | 
                8/17/2011
             | 
            
                -0.40 / -4.04%
             |             
            
                10.00
             |           
            
                10.00
             |               
            
                9.50
             |                           
            
                9.50
             | 
            
                9.78
             |                     
            
                2.79
             |                                 
            
                3,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/16/2011
             | 
            
                -0.20 / -1.98%
             |             
            
                9.50
             |           
            
                9.90
             |               
            
                9.50
             |                           
            
                9.90
             | 
            
                9.77
             |                     
            
                2.91
             |                                 
            
                3,000
             |            
            
                 
             |                                       
         
    
        
            | 
                8/15/2011
             | 
            
                +0.10 / +1.00%
             |             
            
                10.20
             |           
            
                10.20
             |               
            
                9.50
             |                           
            
                10.10
             | 
            
                10.10
             |                     
            
                2.96
             |                                 
            
                4,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/12/2011
             | 
            
                0.00 / 0.00%
             |             
            
                10.10
             |           
            
                10.20
             |               
            
                9.90
             |                           
            
                10.00
             | 
            
                10.00
             |                     
            
                2.93
             |                                 
            
                4,000
             |            
            
                 
             |                                       
         
    
        
            | 
                8/11/2011
             | 
            
                0.00 / 0.00%
             |             
            
                10.00
             |           
            
                10.00
             |               
            
                10.00
             |                           
            
                10.00
             | 
            
                10.00
             |                     
            
                2.93
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
         
    
    
 |