| 
                 
                    Closing price on 11/8/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    30.20 | 
                 
                
                    | High | 
                    32.30 | 
                 
                
                    | Low | 
                    30.20 | 
                     
                
                    | Volume | 
                    60,690 | 
                                 
                
                    | Split-adjusted Price | 
                    4.31 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
VHC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                11/8/2011
             | 
            
                +1.50 / +4.87%
             |             
            
                30.20
             |           
            
                32.30
             |               
            
                30.20
             |                           
            
                32.30
             | 
            
                32.30
             |                     
            
                4.31
             |                                 
            
                60,690
             |            
            
                 
             |                                       
         
    
        
            | 
                11/7/2011
             | 
            
                -1.00 / -3.14%
             |             
            
                30.80
             |           
            
                30.80
             |               
            
                30.30
             |                           
            
                30.80
             | 
            
                30.80
             |                     
            
                4.11
             |                                 
            
                5,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/4/2011
             | 
            
                -1.60 / -4.79%
             |             
            
                32.00
             |           
            
                32.00
             |               
            
                31.80
             |                           
            
                31.80
             | 
            
                31.80
             |                     
            
                4.25
             |                                 
            
                32,630
             |            
            
                 
             |                                       
         
    
        
            | 
                11/3/2011
             | 
            
                -0.10 / -0.30%
             |             
            
                33.50
             |           
            
                33.50
             |               
            
                33.40
             |                           
            
                33.40
             | 
            
                33.40
             |                     
            
                4.46
             |                                 
            
                15,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/2/2011
             | 
            
                0.00 / 0.00%
             |             
            
                33.50
             |           
            
                34.00
             |               
            
                33.50
             |                           
            
                33.50
             | 
            
                33.50
             |                     
            
                4.47
             |                                 
            
                148,060
             |            
            
                 
             |                                       
         
    
        
            | 
                11/1/2011
             | 
            
                -0.20 / -0.59%
             |             
            
                33.30
             |           
            
                33.50
             |               
            
                33.30
             |                           
            
                33.50
             | 
            
                33.50
             |                     
            
                4.47
             |                                 
            
                250,820
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/31/2011
             | 
            
                +0.70 / +2.12%
             |             
            
                33.70
             |           
            
                33.70
             |               
            
                33.70
             |                           
            
                33.70
             | 
            
                33.70
             |                     
            
                4.50
             |                                 
            
                3,000
             |            
            
                 
             |                                       
         
    
        
            | 
                10/28/2011
             | 
            
                +0.60 / +1.85%
             |             
            
                32.40
             |           
            
                33.00
             |               
            
                32.40
             |                           
            
                33.00
             | 
            
                33.00
             |                     
            
                4.41
             |                                 
            
                20,310
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/27/2011
             | 
            
                0.00 / 0.00%
             |             
            
                31.50
             |           
            
                32.40
             |               
            
                31.50
             |                           
            
                32.40
             | 
            
                32.40
             |                     
            
                4.33
             |                                 
            
                2,010
             |            
            
                 
             |                                       
         
    
        
            | 
                10/26/2011
             | 
            
                -0.30 / -0.92%
             |             
            
                32.50
             |           
            
                32.50
             |               
            
                32.40
             |                           
            
                32.40
             | 
            
                32.40
             |                     
            
                4.33
             |                                 
            
                138,214
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/25/2011
             | 
            
                +1.20 / +3.81%
             |             
            
                30.00
             |           
            
                32.70
             |               
            
                30.00
             |                           
            
                32.70
             | 
            
                32.70
             |                     
            
                4.37
             |                                 
            
                155,510
             |            
            
                 
             |                                       
         
    
        
            | 
                10/24/2011
             | 
            
                -1.50 / -4.55%
             |             
            
                31.50
             |           
            
                31.50
             |               
            
                31.50
             |                           
            
                31.50
             | 
            
                31.50
             |                     
            
                4.21
             |                                 
            
                150
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/21/2011
             | 
            
                -0.90 / -2.65%
             |             
            
                33.00
             |           
            
                33.00
             |               
            
                33.00
             |                           
            
                33.00
             | 
            
                33.00
             |                     
            
                4.41
             |                                 
            
                1,500
             |            
            
                 
             |                                       
         
    
        
            | 
                10/20/2011
             | 
            
                +0.90 / +2.73%
             |             
            
                33.90
             |           
            
                33.90
             |               
            
                33.90
             |                           
            
                33.90
             | 
            
                33.90
             |                     
            
                4.53
             |                                 
            
                10
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/19/2011
             | 
            
                0.00 / 0.00%
             |             
            
                34.00
             |           
            
                34.00
             |               
            
                32.00
             |                           
            
                33.00
             | 
            
                33.00
             |                     
            
                4.41
             |                                 
            
                810
             |            
            
                 
             |                                       
         
    
        
            | 
                10/18/2011
             | 
            
                -1.40 / -4.07%
             |             
            
                35.00
             |           
            
                35.00
             |               
            
                33.00
             |                           
            
                33.00
             | 
            
                33.00
             |                     
            
                4.41
             |                                 
            
                1,010
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/17/2011
             | 
            
                0.00 / 0.00%
             |             
            
                34.40
             |           
            
                34.40
             |               
            
                34.40
             |                           
            
                34.40
             | 
            
                34.40
             |                     
            
                4.59
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                10/14/2011
             | 
            
                +1.50 / +4.56%
             |             
            
                34.50
             |           
            
                34.50
             |               
            
                34.40
             |                           
            
                34.40
             | 
            
                34.40
             |                     
            
                4.59
             |                                 
            
                1,010
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/13/2011
             | 
            
                +1.50 / +4.78%
             |             
            
                32.90
             |           
            
                32.90
             |               
            
                32.90
             |                           
            
                32.90
             | 
            
                32.90
             |                     
            
                4.39
             |                                 
            
                10
             |            
            
                 
             |                                       
         
    
        
            | 
                10/12/2011
             | 
            
                -1.60 / -4.85%
             |             
            
                31.40
             |           
            
                31.40
             |               
            
                31.40
             |                           
            
                31.40
             | 
            
                31.40
             |                     
            
                4.19
             |                                 
            
                520
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/11/2011
             | 
            
                -1.10 / -3.23%
             |             
            
                33.00
             |           
            
                33.00
             |               
            
                33.00
             |                           
            
                33.00
             | 
            
                33.00
             |                     
            
                4.41
             |                                 
            
                650
             |            
            
                 
             |                                       
         
    
        
            | 
                10/10/2011
             | 
            
                -0.40 / -1.16%
             |             
            
                34.10
             |           
            
                34.10
             |               
            
                34.10
             |                           
            
                34.10
             | 
            
                34.10
             |                     
            
                4.55
             |                                 
            
                30
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/7/2011
             | 
            
                -0.30 / -0.86%
             |             
            
                34.50
             |           
            
                34.50
             |               
            
                34.50
             |                           
            
                34.50
             | 
            
                34.50
             |                     
            
                4.61
             |                                 
            
                200
             |            
            
                 
             |                                       
         
    
        
            | 
                10/6/2011
             | 
            
                -0.10 / -0.29%
             |             
            
                33.50
             |           
            
                34.80
             |               
            
                33.50
             |                           
            
                34.80
             | 
            
                34.80
             |                     
            
                4.65
             |                                 
            
                2,020
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/5/2011
             | 
            
                -0.10 / -0.29%
             |             
            
                35.00
             |           
            
                35.00
             |               
            
                34.90
             |                           
            
                34.90
             | 
            
                34.90
             |                     
            
                4.66
             |                                 
            
                8,000
             |            
            
                 
             |                                       
         
    
        
            | 
                10/4/2011
             | 
            
                +1.00 / +2.94%
             |             
            
                33.00
             |           
            
                35.00
             |               
            
                33.00
             |                           
            
                35.00
             | 
            
                35.00
             |                     
            
                4.67
             |                                 
            
                8,970
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/3/2011
             | 
            
                0.00 / 0.00%
             |             
            
                34.00
             |           
            
                34.00
             |               
            
                34.00
             |                           
            
                34.00
             | 
            
                34.00
             |                     
            
                4.54
             |                                 
            
                2,350
             |            
            
                 
             |                                       
         
    
        
            | 
                9/30/2011
             | 
            
                0.00 / 0.00%
             |             
            
                34.00
             |           
            
                34.00
             |               
            
                34.00
             |                           
            
                34.00
             | 
            
                34.00
             |                     
            
                4.34
             |                                 
            
                255,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/29/2011
             | 
            
                -0.50 / -1.45%
             |             
            
                34.00
             |           
            
                34.00
             |               
            
                33.90
             |                           
            
                34.00
             | 
            
                34.00
             |                     
            
                4.34
             |                                 
            
                25,060
             |            
            
                 
             |                                       
         
    
        
            | 
                9/28/2011
             | 
            
                +0.50 / +1.47%
             |             
            
                34.50
             |           
            
                35.00
             |               
            
                34.00
             |                           
            
                34.50
             | 
            
                34.50
             |                     
            
                4.40
             |                                 
            
                261,240
             |  
            
                 
             |                                                              
             
    
         
    
    
 |