| 
                 
                    Closing price on 12/20/2010
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    20.00 | 
                 
                
                    | High | 
                    20.20 | 
                 
                
                    | Low | 
                    19.30 | 
                     
                
                    | Volume | 
                    11,700 | 
                                 
                
                    | Split-adjusted Price | 
                    3.68 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
VC6 Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                12/20/2010
             | 
            
                -0.20 / -1.03%
             |             
            
                20.00
             |           
            
                20.20
             |               
            
                19.30
             |                           
            
                19.30
             | 
            
                19.30
             |                     
            
                3.68
             |                                 
            
                11,700
             |            
            
                 
             |                                       
         
    
        
            | 
                12/17/2010
             | 
            
                +0.70 / +3.72%
             |             
            
                19.00
             |           
            
                19.60
             |               
            
                19.00
             |                           
            
                19.50
             | 
            
                19.50
             |                     
            
                3.72
             |                                 
            
                10,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/16/2010
             | 
            
                -0.40 / -2.08%
             |             
            
                18.30
             |           
            
                20.00
             |               
            
                18.30
             |                           
            
                18.80
             | 
            
                18.80
             |                     
            
                3.58
             |                                 
            
                6,400
             |            
            
                 
             |                                       
         
    
        
            | 
                12/15/2010
             | 
            
                -0.50 / -2.54%
             |             
            
                20.70
             |           
            
                20.70
             |               
            
                19.20
             |                           
            
                19.20
             | 
            
                19.20
             |                     
            
                3.66
             |                                 
            
                12,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/14/2010
             | 
            
                -1.40 / -6.64%
             |             
            
                21.00
             |           
            
                21.00
             |               
            
                19.70
             |                           
            
                19.70
             | 
            
                19.70
             |                     
            
                3.76
             |                                 
            
                22,600
             |            
            
                 
             |                                       
         
    
        
            | 
                12/13/2010
             | 
            
                +1.20 / +6.03%
             |             
            
                21.10
             |           
            
                21.10
             |               
            
                21.00
             |                           
            
                21.10
             | 
            
                21.10
             |                     
            
                4.02
             |                                 
            
                77,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/10/2010
             | 
            
                +1.30 / +6.99%
             |             
            
                19.50
             |           
            
                19.90
             |               
            
                19.50
             |                           
            
                19.90
             | 
            
                19.90
             |                     
            
                3.79
             |                                 
            
                16,600
             |            
            
                 
             |                                       
         
    
        
            | 
                12/9/2010
             | 
            
                -0.80 / -4.12%
             |             
            
                18.60
             |           
            
                19.70
             |               
            
                18.50
             |                           
            
                18.60
             | 
            
                18.60
             |                     
            
                3.55
             |                                 
            
                27,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/8/2010
             | 
            
                -0.80 / -3.96%
             |             
            
                20.80
             |           
            
                20.80
             |               
            
                19.40
             |                           
            
                19.40
             | 
            
                19.40
             |                     
            
                3.70
             |                                 
            
                23,900
             |            
            
                 
             |                                       
         
    
        
            | 
                12/7/2010
             | 
            
                -1.40 / -6.48%
             |             
            
                21.70
             |           
            
                21.70
             |               
            
                20.20
             |                           
            
                20.20
             | 
            
                20.20
             |                     
            
                3.85
             |                                 
            
                20,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/6/2010
             | 
            
                +1.00 / +4.85%
             |             
            
                21.30
             |           
            
                22.00
             |               
            
                21.30
             |                           
            
                21.60
             | 
            
                21.60
             |                     
            
                4.12
             |                                 
            
                23,300
             |            
            
                 
             |                                       
         
    
        
            | 
                12/3/2010
             | 
            
                +0.80 / +4.04%
             |             
            
                20.40
             |           
            
                20.60
             |               
            
                20.10
             |                           
            
                20.60
             | 
            
                20.60
             |                     
            
                3.93
             |                                 
            
                76,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/2/2010
             | 
            
                +1.00 / +5.32%
             |             
            
                18.00
             |           
            
                20.00
             |               
            
                18.00
             |                           
            
                19.80
             | 
            
                19.80
             |                     
            
                3.78
             |                                 
            
                28,100
             |            
            
                 
             |                                       
         
    
        
            | 
                12/1/2010
             | 
            
                -0.40 / -2.08%
             |             
            
                19.30
             |           
            
                19.60
             |               
            
                18.80
             |                           
            
                18.80
             | 
            
                18.80
             |                     
            
                3.58
             |                                 
            
                19,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/30/2010
             | 
            
                0.00 / 0.00%
             |             
            
                19.70
             |           
            
                19.70
             |               
            
                18.80
             |                           
            
                19.20
             | 
            
                19.20
             |                     
            
                3.66
             |                                 
            
                29,400
             |            
            
                 
             |                                       
         
    
        
            | 
                11/29/2010
             | 
            
                +0.90 / +4.92%
             |             
            
                18.20
             |           
            
                19.20
             |               
            
                17.80
             |                           
            
                19.20
             | 
            
                19.20
             |                     
            
                3.66
             |                                 
            
                30,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/26/2010
             | 
            
                +0.70 / +3.98%
             |             
            
                17.60
             |           
            
                18.30
             |               
            
                17.60
             |                           
            
                18.30
             | 
            
                18.30
             |                     
            
                3.49
             |                                 
            
                15,400
             |            
            
                 
             |                                       
         
    
        
            | 
                11/25/2010
             | 
            
                +0.80 / +4.76%
             |             
            
                16.80
             |           
            
                17.70
             |               
            
                16.80
             |                           
            
                17.60
             | 
            
                17.60
             |                     
            
                3.36
             |                                 
            
                10,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/24/2010
             | 
            
                0.00 / 0.00%
             |             
            
                16.20
             |           
            
                17.00
             |               
            
                16.10
             |                           
            
                16.80
             | 
            
                16.80
             |                     
            
                3.20
             |                                 
            
                19,600
             |            
            
                 
             |                                       
         
    
        
            | 
                11/23/2010
             | 
            
                +0.90 / +5.66%
             |             
            
                16.90
             |           
            
                16.90
             |               
            
                16.80
             |                           
            
                16.80
             | 
            
                16.80
             |                     
            
                3.20
             |                                 
            
                300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/22/2010
             | 
            
                -0.40 / -2.45%
             |             
            
                15.90
             |           
            
                16.00
             |               
            
                15.80
             |                           
            
                15.90
             | 
            
                15.90
             |                     
            
                3.03
             |                                 
            
                10,300
             |            
            
                 
             |                                       
         
    
        
            | 
                11/19/2010
             | 
            
                -0.70 / -4.12%
             |             
            
                16.50
             |           
            
                17.00
             |               
            
                16.30
             |                           
            
                16.30
             | 
            
                16.30
             |                     
            
                3.11
             |                                 
            
                12,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/18/2010
             | 
            
                +0.80 / +4.94%
             |             
            
                17.00
             |           
            
                17.20
             |               
            
                16.50
             |                           
            
                17.00
             | 
            
                17.00
             |                     
            
                3.24
             |                                 
            
                15,600
             |            
            
                 
             |                                       
         
    
        
            | 
                11/17/2010
             | 
            
                +0.70 / +4.52%
             |             
            
                16.00
             |           
            
                16.20
             |               
            
                16.00
             |                           
            
                16.20
             | 
            
                16.20
             |                     
            
                3.09
             |                                 
            
                24,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/16/2010
             | 
            
                +0.10 / +0.65%
             |             
            
                15.40
             |           
            
                15.90
             |               
            
                15.30
             |                           
            
                15.50
             | 
            
                15.50
             |                     
            
                2.96
             |                                 
            
                21,800
             |            
            
                 
             |                                       
         
    
        
            | 
                11/15/2010
             | 
            
                -1.00 / -6.10%
             |             
            
                16.50
             |           
            
                16.50
             |               
            
                15.40
             |                           
            
                15.40
             | 
            
                15.40
             |                     
            
                2.94
             |                                 
            
                18,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/12/2010
             | 
            
                -0.70 / -4.09%
             |             
            
                16.50
             |           
            
                16.50
             |               
            
                16.20
             |                           
            
                16.40
             | 
            
                16.40
             |                     
            
                3.13
             |                                 
            
                41,100
             |            
            
                 
             |                                       
         
    
        
            | 
                11/11/2010
             | 
            
                -1.20 / -6.56%
             |             
            
                18.00
             |           
            
                18.00
             |               
            
                17.10
             |                           
            
                17.10
             | 
            
                17.10
             |                     
            
                3.26
             |                                 
            
                5,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/10/2010
             | 
            
                +0.10 / +0.55%
             |             
            
                18.30
             |           
            
                18.30
             |               
            
                18.30
             |                           
            
                18.30
             | 
            
                18.30
             |                     
            
                3.49
             |                                 
            
                1,000
             |            
            
                 
             |                                       
         
    
        
            | 
                11/9/2010
             | 
            
                -1.20 / -6.19%
             |             
            
                18.40
             |           
            
                18.40
             |               
            
                18.10
             |                           
            
                18.20
             | 
            
                18.20
             |                     
            
                3.47
             |                                 
            
                15,900
             |  
            
                 
             |                                                              
             
    
         
    
    
 |