| 
                 
                    Closing price on 5/18/2010
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    84.00 | 
                 
                
                    | High | 
                    88.10 | 
                 
                
                    | Low | 
                    84.00 | 
                     
                
                    | Volume | 
                    373,000 | 
                                 
                
                    | Split-adjusted Price | 
                    5.58 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
VC3 Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                5/18/2010
             | 
            
                +4.90 / +5.89%
             |             
            
                84.00
             |           
            
                88.10
             |               
            
                84.00
             |                           
            
                88.10
             | 
            
                87.85
             |                     
            
                5.58
             |                                 
            
                373,000
             |            
            
                 
             |                                       
         
    
        
            | 
                5/17/2010
             | 
            
                +3.00 / +3.74%
             |             
            
                81.50
             |           
            
                83.30
             |               
            
                80.50
             |                           
            
                83.20
             | 
            
                82.39
             |                     
            
                5.27
             |                                 
            
                201,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/14/2010
             | 
            
                +4.10 / +5.39%
             |             
            
                78.00
             |           
            
                80.20
             |               
            
                74.50
             |                           
            
                80.20
             | 
            
                77.85
             |                     
            
                5.08
             |                                 
            
                558,800
             |            
            
                 
             |                                       
         
    
        
            | 
                5/13/2010
             | 
            
                +4.80 / +6.73%
             |             
            
                71.00
             |           
            
                76.10
             |               
            
                71.00
             |                           
            
                76.10
             | 
            
                75.04
             |                     
            
                4.82
             |                                 
            
                447,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/12/2010
             | 
            
                +0.20 / +0.28%
             |             
            
                72.00
             |           
            
                73.00
             |               
            
                70.00
             |                           
            
                71.30
             | 
            
                71.17
             |                     
            
                4.51
             |                                 
            
                319,700
             |            
            
                 
             |                                       
         
    
        
            | 
                5/11/2010
             | 
            
                +3.60 / +5.33%
             |             
            
                70.00
             |           
            
                73.50
             |               
            
                69.50
             |                           
            
                71.10
             | 
            
                71.03
             |                     
            
                4.50
             |                                 
            
                285,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/10/2010
             | 
            
                -6.00 / -8.16%
             |             
            
                69.20
             |           
            
                70.10
             |               
            
                67.50
             |                           
            
                67.50
             | 
            
                69.43
             |                     
            
                4.27
             |                                 
            
                40,500
             |            
            
                 
             |                                       
         
    
        
            | 
                5/7/2010
             | 
            
                +0.60 / +0.82%
             |             
            
                69.20
             |           
            
                79.00
             |               
            
                68.80
             |                           
            
                73.50
             | 
            
                69.16
             |                     
            
                4.65
             |                                 
            
                380,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/6/2010
             | 
            
                +1.90 / +2.68%
             |             
            
                72.00
             |           
            
                74.50
             |               
            
                72.00
             |                           
            
                72.90
             | 
            
                73.93
             |                     
            
                4.61
             |                                 
            
                15,200
             |            
            
                 
             |                                       
         
    
        
            | 
                5/5/2010
             | 
            
                -1.00 / -1.39%
             |             
            
                71.00
             |           
            
                73.00
             |               
            
                70.50
             |                           
            
                71.00
             | 
            
                71.54
             |                     
            
                4.49
             |                                 
            
                22,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/4/2010
             | 
            
                -2.50 / -3.36%
             |             
            
                75.00
             |           
            
                75.00
             |               
            
                72.00
             |                           
            
                72.00
             | 
            
                73.12
             |                     
            
                4.56
             |                                 
            
                28,100
             |            
            
                 
             |                                       
         
    
        
            | 
                4/29/2010
             | 
            
                +4.50 / +6.43%
             |             
            
                74.50
             |           
            
                74.90
             |               
            
                72.00
             |                           
            
                74.50
             | 
            
                73.88
             |                     
            
                4.71
             |                                 
            
                52,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/28/2010
             | 
            
                -2.90 / -3.98%
             |             
            
                70.00
             |           
            
                70.30
             |               
            
                70.00
             |                           
            
                70.00
             | 
            
                70.01
             |                     
            
                4.43
             |                                 
            
                26,500
             |            
            
                 
             |                                       
         
    
        
            | 
                4/27/2010
             | 
            
                +2.30 / +3.26%
             |             
            
                72.70
             |           
            
                72.90
             |               
            
                72.70
             |                           
            
                72.90
             | 
            
                72.87
             |                     
            
                4.61
             |                                 
            
                3,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/26/2010
             | 
            
                -3.40 / -4.59%
             |             
            
                73.90
             |           
            
                73.90
             |               
            
                70.00
             |                           
            
                70.60
             | 
            
                71.15
             |                     
            
                4.47
             |                                 
            
                6,900
             |            
            
                 
             |                                       
         
    
        
            | 
                4/22/2010
             | 
            
                -3.00 / -3.90%
             |             
            
                73.20
             |           
            
                74.00
             |               
            
                72.50
             |                           
            
                74.00
             | 
            
                73.25
             |                     
            
                4.68
             |                                 
            
                36,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/21/2010
             | 
            
                +5.00 / +6.94%
             |             
            
                70.00
             |           
            
                77.00
             |               
            
                70.00
             |                           
            
                77.00
             | 
            
                73.21
             |                     
            
                4.87
             |                                 
            
                79,700
             |            
            
                 
             |                                       
         
    
        
            | 
                4/20/2010
             | 
            
                -0.10 / -0.14%
             |             
            
                71.50
             |           
            
                72.00
             |               
            
                71.50
             |                           
            
                72.00
             | 
            
                71.95
             |                     
            
                4.56
             |                                 
            
                10,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/19/2010
             | 
            
                -2.90 / -3.87%
             |             
            
                74.00
             |           
            
                74.00
             |               
            
                72.00
             |                           
            
                72.10
             | 
            
                72.39
             |                     
            
                4.56
             |                                 
            
                23,100
             |            
            
                 
             |                                       
         
    
        
            | 
                4/16/2010
             | 
            
                +2.80 / +3.88%
             |             
            
                74.00
             |           
            
                76.00
             |               
            
                73.00
             |                           
            
                75.00
             | 
            
                74.80
             |                     
            
                4.75
             |                                 
            
                152,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/15/2010
             | 
            
                +4.20 / +6.18%
             |             
            
                68.20
             |           
            
                72.20
             |               
            
                68.00
             |                           
            
                72.20
             | 
            
                71.92
             |                     
            
                4.57
             |                                 
            
                129,600
             |            
            
                 
             |                                       
         
    
        
            | 
                4/14/2010
             | 
            
                +1.00 / +1.49%
             |             
            
                67.20
             |           
            
                68.40
             |               
            
                67.00
             |                           
            
                68.00
             | 
            
                67.49
             |                     
            
                4.30
             |                                 
            
                7,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/13/2010
             | 
            
                -0.30 / -0.45%
             |             
            
                69.50
             |           
            
                69.50
             |               
            
                67.00
             |                           
            
                67.00
             | 
            
                68.25
             |                     
            
                4.24
             |                                 
            
                28,700
             |            
            
                 
             |                                       
         
    
        
            | 
                4/12/2010
             | 
            
                -3.70 / -5.21%
             |             
            
                71.20
             |           
            
                71.20
             |               
            
                67.30
             |                           
            
                67.30
             | 
            
                69.87
             |                     
            
                4.26
             |                                 
            
                2,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/9/2010
             | 
            
                +1.40 / +2.01%
             |             
            
                67.00
             |           
            
                72.00
             |               
            
                66.70
             |                           
            
                71.00
             | 
            
                70.70
             |                     
            
                4.49
             |                                 
            
                48,600
             |            
            
                 
             |                                       
         
    
        
            | 
                4/8/2010
             | 
            
                +4.40 / +6.75%
             |             
            
                67.00
             |           
            
                69.70
             |               
            
                65.00
             |                           
            
                69.60
             | 
            
                67.67
             |                     
            
                4.40
             |                                 
            
                32,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/7/2010
             | 
            
                -0.10 / -0.15%
             |             
            
                65.00
             |           
            
                65.50
             |               
            
                65.00
             |                           
            
                65.20
             | 
            
                65.20
             |                     
            
                4.13
             |                                 
            
                16,000
             |            
            
                 
             |                                       
         
    
        
            | 
                4/6/2010
             | 
            
                -2.70 / -3.97%
             |             
            
                68.10
             |           
            
                68.10
             |               
            
                65.20
             |                           
            
                65.30
             | 
            
                65.65
             |                     
            
                4.13
             |                                 
            
                2,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/5/2010
             | 
            
                +1.00 / +1.49%
             |             
            
                69.00
             |           
            
                69.00
             |               
            
                68.00
             |                           
            
                68.00
             | 
            
                68.52
             |                     
            
                4.30
             |                                 
            
                2,100
             |            
            
                 
             |                                       
         
    
        
            | 
                4/2/2010
             | 
            
                0.00 / 0.00%
             |             
            
                68.00
             |           
            
                68.00
             |               
            
                66.50
             |                           
            
                67.00
             | 
            
                67.36
             |                     
            
                4.24
             |                                 
            
                20,200
             |  
            
                 
             |                                                              
             
    
         
    
    
 |