| 
                 
                    Closing price on 10/21/2010
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    20.00 | 
                 
                
                    | High | 
                    21.00 | 
                 
                
                    | Low | 
                    20.00 | 
                     
                
                    | Volume | 
                    8,900 | 
                                 
                
                    | Split-adjusted Price | 
                    3.81 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
VC6 Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                10/21/2010
             | 
            
                -0.60 / -2.91%
             |             
            
                20.00
             |           
            
                21.00
             |               
            
                20.00
             |                           
            
                20.00
             | 
            
                20.00
             |                     
            
                3.81
             |                                 
            
                8,900
             |            
            
                 
             |                                       
         
    
        
            | 
                10/20/2010
             | 
            
                -1.30 / -5.94%
             |             
            
                21.20
             |           
            
                21.20
             |               
            
                20.40
             |                           
            
                20.60
             | 
            
                20.60
             |                     
            
                3.93
             |                                 
            
                31,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/19/2010
             | 
            
                -0.70 / -3.10%
             |             
            
                21.80
             |           
            
                22.00
             |               
            
                21.70
             |                           
            
                21.90
             | 
            
                21.90
             |                     
            
                4.18
             |                                 
            
                12,600
             |            
            
                 
             |                                       
         
    
        
            | 
                10/18/2010
             | 
            
                -1.00 / -4.24%
             |             
            
                23.60
             |           
            
                23.60
             |               
            
                22.60
             |                           
            
                22.60
             | 
            
                22.60
             |                     
            
                4.31
             |                                 
            
                8,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/15/2010
             | 
            
                -0.30 / -1.26%
             |             
            
                23.50
             |           
            
                23.60
             |               
            
                23.50
             |                           
            
                23.60
             | 
            
                23.60
             |                     
            
                4.50
             |                                 
            
                2,200
             |            
            
                 
             |                                       
         
    
        
            | 
                10/14/2010
             | 
            
                -0.10 / -0.42%
             |             
            
                24.00
             |           
            
                24.00
             |               
            
                23.90
             |                           
            
                23.90
             | 
            
                23.90
             |                     
            
                4.56
             |                                 
            
                2,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/13/2010
             | 
            
                +1.20 / +5.26%
             |             
            
                24.00
             |           
            
                24.00
             |               
            
                24.00
             |                           
            
                24.00
             | 
            
                24.00
             |                     
            
                4.58
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                10/12/2010
             | 
            
                -0.90 / -3.80%
             |             
            
                23.00
             |           
            
                23.00
             |               
            
                22.80
             |                           
            
                22.80
             | 
            
                22.80
             |                     
            
                4.35
             |                                 
            
                5,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/11/2010
             | 
            
                +0.20 / +0.85%
             |             
            
                23.50
             |           
            
                23.70
             |               
            
                23.50
             |                           
            
                23.70
             | 
            
                23.70
             |                     
            
                4.52
             |                                 
            
                3,600
             |            
            
                 
             |                                       
         
    
        
            | 
                10/8/2010
             | 
            
                -0.60 / -2.49%
             |             
            
                24.10
             |           
            
                24.10
             |               
            
                23.50
             |                           
            
                23.50
             | 
            
                23.50
             |                     
            
                4.48
             |                                 
            
                15,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/7/2010
             | 
            
                -1.00 / -3.98%
             |             
            
                24.60
             |           
            
                26.00
             |               
            
                24.00
             |                           
            
                24.10
             | 
            
                24.10
             |                     
            
                4.59
             |                                 
            
                9,400
             |            
            
                 
             |                                       
         
    
        
            | 
                10/6/2010
             | 
            
                +1.10 / +4.58%
             |             
            
                23.80
             |           
            
                25.10
             |               
            
                23.60
             |                           
            
                25.10
             | 
            
                25.10
             |                     
            
                4.79
             |                                 
            
                12,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/5/2010
             | 
            
                -0.20 / -0.83%
             |             
            
                22.70
             |           
            
                24.00
             |               
            
                22.70
             |                           
            
                24.00
             | 
            
                24.00
             |                     
            
                4.58
             |                                 
            
                18,300
             |            
            
                 
             |                                       
         
    
        
            | 
                10/4/2010
             | 
            
                -1.60 / -6.20%
             |             
            
                24.70
             |           
            
                24.70
             |               
            
                24.20
             |                           
            
                24.20
             | 
            
                24.20
             |                     
            
                4.61
             |                                 
            
                26,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/1/2010
             | 
            
                -0.80 / -3.01%
             |             
            
                26.50
             |           
            
                26.50
             |               
            
                25.80
             |                           
            
                25.80
             | 
            
                25.80
             |                     
            
                4.92
             |                                 
            
                9,800
             |            
            
                 
             |                                       
         
    
        
            | 
                9/30/2010
             | 
            
                +1.10 / +4.31%
             |             
            
                27.00
             |           
            
                27.00
             |               
            
                26.00
             |                           
            
                26.60
             | 
            
                26.60
             |                     
            
                5.07
             |                                 
            
                3,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/29/2010
             | 
            
                -1.50 / -5.56%
             |             
            
                26.80
             |           
            
                26.80
             |               
            
                25.50
             |                           
            
                25.50
             | 
            
                25.50
             |                     
            
                4.86
             |                                 
            
                35,700
             |            
            
                 
             |                                       
         
    
        
            | 
                9/28/2010
             | 
            
                0.00 / 0.00%
             |             
            
                27.10
             |           
            
                27.30
             |               
            
                26.80
             |                           
            
                27.00
             | 
            
                27.00
             |                     
            
                5.15
             |                                 
            
                32,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/27/2010
             | 
            
                -0.10 / -0.37%
             |             
            
                26.50
             |           
            
                27.00
             |               
            
                26.50
             |                           
            
                27.00
             | 
            
                27.00
             |                     
            
                5.15
             |                                 
            
                60,500
             |            
            
                 
             |                                       
         
    
        
            | 
                9/24/2010
             | 
            
                0.00 / 0.00%
             |             
            
                28.70
             |           
            
                28.70
             |               
            
                27.10
             |                           
            
                27.10
             | 
            
                27.10
             |                     
            
                5.17
             |                                 
            
                4,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/23/2010
             | 
            
                -0.90 / -3.21%
             |             
            
                28.80
             |           
            
                28.80
             |               
            
                26.50
             |                           
            
                27.10
             | 
            
                27.10
             |                     
            
                5.17
             |                                 
            
                39,000
             |            
            
                 
             |                                       
         
    
        
            | 
                9/22/2010
             | 
            
                +0.50 / +1.82%
             |             
            
                29.00
             |           
            
                29.00
             |               
            
                27.70
             |                           
            
                28.00
             | 
            
                28.00
             |                     
            
                5.34
             |                                 
            
                17,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/21/2010
             | 
            
                -1.60 / -5.50%
             |             
            
                29.00
             |           
            
                29.00
             |               
            
                27.50
             |                           
            
                27.50
             | 
            
                27.50
             |                     
            
                5.24
             |                                 
            
                5,000
             |            
            
                 
             |                                       
         
    
        
            | 
                9/20/2010
             | 
            
                -0.30 / -1.02%
             |             
            
                31.00
             |           
            
                31.00
             |               
            
                29.10
             |                           
            
                29.10
             | 
            
                29.10
             |                     
            
                5.55
             |                                 
            
                27,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/17/2010
             | 
            
                +1.50 / +5.38%
             |             
            
                28.50
             |           
            
                29.40
             |               
            
                26.00
             |                           
            
                29.40
             | 
            
                29.40
             |                     
            
                5.61
             |                                 
            
                106,500
             |            
            
                 
             |                                       
         
    
        
            | 
                9/16/2010
             | 
            
                +0.50 / +1.82%
             |             
            
                27.40
             |           
            
                27.90
             |               
            
                27.00
             |                           
            
                27.90
             | 
            
                27.90
             |                     
            
                5.32
             |                                 
            
                9,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/15/2010
             | 
            
                -0.60 / -2.14%
             |             
            
                28.00
             |           
            
                28.00
             |               
            
                27.40
             |                           
            
                27.40
             | 
            
                27.40
             |                     
            
                5.22
             |                                 
            
                3,600
             |            
            
                 
             |                                       
         
    
        
            | 
                9/14/2010
             | 
            
                +0.10 / +0.36%
             |             
            
                27.00
             |           
            
                28.00
             |               
            
                27.00
             |                           
            
                28.00
             | 
            
                28.00
             |                     
            
                5.34
             |                                 
            
                5,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/13/2010
             | 
            
                -0.90 / -3.13%
             |             
            
                28.00
             |           
            
                28.20
             |               
            
                27.90
             |                           
            
                27.90
             | 
            
                27.90
             |                     
            
                5.32
             |                                 
            
                45,500
             |            
            
                 
             |                                       
         
    
        
            | 
                9/10/2010
             | 
            
                -0.50 / -1.71%
             |             
            
                31.10
             |           
            
                31.10
             |               
            
                28.00
             |                           
            
                28.80
             | 
            
                28.80
             |                     
            
                5.49
             |                                 
            
                106,700
             |  
            
                 
             |                                                              
             
    
         
    
    
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