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                    Closing price on 6/7/2012
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                    | Open | 37.00 |  
                    | High | 38.90 |  
                    | Low | 35.70 |  
                    | Volume | 1,880 |  
                    | Split-adjusted Price | 5.19 |  
                
             | 
 |  VHC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 6/7/2012 | +1.40 / +3.73% | 37.00 | 38.90 | 35.70 | 38.90 | 38.90 | 5.19 | 1,880 |   |  
            | 6/6/2012 | +0.50 / +1.35% | 37.50 | 37.50 | 37.50 | 37.50 | 37.50 | 5.01 | 10 |   |  			
            | 6/5/2012 | 0.00 / 0.00% | 37.00 | 37.00 | 37.00 | 37.00 | 37.00 | 4.94 | 160 |   |  
            | 6/4/2012 | -0.50 / -1.33% | 37.50 | 37.50 | 37.00 | 37.00 | 37.00 | 4.94 | 990 |   |  			
            | 6/1/2012 | 0.00 / 0.00% | 37.50 | 37.50 | 37.50 | 37.50 | 37.50 | 5.01 | 0 |   |  
            | 5/31/2012 | +0.50 / +1.35% | 37.50 | 37.50 | 37.50 | 37.50 | 37.50 | 5.01 | 710 |   |  			
            | 5/30/2012 | 0.00 / 0.00% | 37.00 | 37.00 | 37.00 | 37.00 | 37.00 | 4.94 | 0 |   |  
            | 5/29/2012 | -0.50 / -1.33% | 37.00 | 37.00 | 37.00 | 37.00 | 37.00 | 4.94 | 440 |   |  			
            | 5/28/2012 | -0.50 / -1.32% | 37.50 | 37.50 | 37.50 | 37.50 | 37.50 | 5.01 | 660 |   |  
            | 5/25/2012 | +1.00 / +2.70% | 38.00 | 38.00 | 38.00 | 38.00 | 38.00 | 5.07 | 2,330 |   |  			
            | 5/24/2012 | -0.50 / -1.33% | 35.70 | 37.00 | 35.70 | 37.00 | 37.00 | 4.94 | 120 |   |  
            | 5/23/2012 | 0.00 / 0.00% | 37.50 | 37.50 | 37.50 | 37.50 | 37.50 | 5.01 | 1,000 |   |  			
            | 5/22/2012 | 0.00 / 0.00% | 37.50 | 37.50 | 37.00 | 37.50 | 37.50 | 5.01 | 14,830 |   |  
            | 5/21/2012 | 0.00 / 0.00% | 37.50 | 37.50 | 37.50 | 37.50 | 37.50 | 5.01 | 0 |   |  			
            | 5/18/2012 | -0.50 / -1.32% | 37.50 | 37.50 | 37.50 | 37.50 | 37.50 | 5.01 | 2,750 |   |  
            | 5/17/2012 | +0.90 / +2.43% | 37.00 | 38.00 | 37.00 | 38.00 | 38.00 | 5.07 | 1,650 |   |  			
            | 5/16/2012 | 0.00 / 0.00% | 38.00 | 38.00 | 37.10 | 37.10 | 37.10 | 4.95 | 10,300 |   |  
            | 5/15/2012 | 0.00 / 0.00% | 37.10 | 37.10 | 37.10 | 37.10 | 37.10 | 4.95 | 60 |   |  			
            | 5/14/2012 | -1.40 / -3.64% | 37.10 | 37.10 | 37.10 | 37.10 | 37.10 | 4.95 | 30 |   |  
            | 5/11/2012 | +1.20 / +3.22% | 37.30 | 38.50 | 37.30 | 38.50 | 38.50 | 5.14 | 15,100 |   |  			
            | 5/10/2012 | -0.20 / -0.53% | 37.30 | 37.50 | 37.30 | 37.30 | 37.30 | 4.98 | 34,230 |   |  
            | 5/9/2012 | +0.50 / +1.35% | 35.80 | 37.50 | 35.80 | 37.50 | 37.50 | 5.01 | 1,690 |   |  			
            | 5/8/2012 | 0.00 / 0.00% | 37.00 | 37.00 | 37.00 | 37.00 | 37.00 | 4.94 | 0 |   |  
            | 5/7/2012 | +1.00 / +2.78% | 36.90 | 37.00 | 36.90 | 37.00 | 37.00 | 4.94 | 5,010 |   |  			
            | 5/4/2012 | 0.00 / 0.00% | 36.30 | 36.30 | 36.00 | 36.00 | 36.00 | 4.81 | 3,850 |   |  
            | 5/3/2012 | 0.00 / 0.00% | 36.00 | 36.00 | 36.00 | 36.00 | 36.00 | 4.81 | 0 |   |  			
            | 5/2/2012 | 0.00 / 0.00% | 36.50 | 36.50 | 36.00 | 36.00 | 36.00 | 4.81 | 3,010 |   |  
            | 4/27/2012 | -0.50 / -1.37% | 36.50 | 36.50 | 36.00 | 36.00 | 36.00 | 4.81 | 280 |   |  			
            | 4/26/2012 | +1.40 / +3.99% | 35.10 | 36.50 | 35.10 | 36.50 | 36.50 | 4.87 | 960 |   |  
            | 4/25/2012 | 0.00 / 0.00% | 35.10 | 35.10 | 35.10 | 35.10 | 35.10 | 4.69 | 0 |   |  |