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                    Closing price on 7/10/2012
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                    | Open | 11.50 |  
                    | High | 11.80 |  
                    | Low | 11.50 |  
                    | Volume | 35,600 |  
                    | Split-adjusted Price | 1.59 |  
                
             | 
 |  VCS Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 7/10/2012 | 0.00 / 0.00% | 11.50 | 11.80 | 11.50 | 11.80 | 11.80 | 1.59 | 35,600 |   |  
            | 7/9/2012 | -0.10 / -0.84% | 11.90 | 12.20 | 11.80 | 11.80 | 11.80 | 1.59 | 29,500 |   |  			
            | 7/6/2012 | -0.10 / -0.83% | 11.90 | 11.90 | 11.90 | 11.90 | 11.90 | 1.60 | 3,000 |   |  
            | 7/5/2012 | +0.20 / +1.69% | 11.50 | 12.00 | 11.50 | 12.00 | 12.00 | 1.62 | 10,900 |   |  			
            | 7/4/2012 | +0.10 / +0.85% | 11.80 | 11.80 | 11.80 | 11.80 | 11.80 | 1.59 | 1,000 |   |  
            | 7/3/2012 | -0.50 / -4.10% | 12.20 | 12.20 | 11.60 | 11.70 | 11.70 | 1.58 | 7,700 |   |  			
            | 7/2/2012 | -0.80 / -6.15% | 12.80 | 12.80 | 12.20 | 12.20 | 12.20 | 1.64 | 5,000 |   |  
            | 6/29/2012 | +0.70 / +5.69% | 11.90 | 13.00 | 11.80 | 13.00 | 13.00 | 1.75 | 43,600 |   |  			
            | 6/28/2012 | 0.00 / 0.00% | 11.70 | 12.30 | 11.70 | 12.30 | 12.30 | 1.66 | 40,600 |   |  
            | 6/27/2012 | +0.10 / +0.82% | 11.60 | 12.30 | 11.60 | 12.30 | 12.30 | 1.66 | 8,000 |   |  			
            | 6/26/2012 | 0.00 / 0.00% | 12.10 | 12.20 | 12.10 | 12.20 | 12.20 | 1.64 | 2,000 |   |  
            | 6/25/2012 | -0.40 / -3.17% | 12.30 | 12.30 | 12.10 | 12.20 | 12.20 | 1.64 | 42,200 |   |  			
            | 6/22/2012 | +0.10 / +0.80% | 12.00 | 12.60 | 12.00 | 12.60 | 12.60 | 1.70 | 41,100 |   |  
            | 6/21/2012 | -0.10 / -0.79% | 12.60 | 12.60 | 12.50 | 12.50 | 12.50 | 1.68 | 23,800 |   |  			
            | 6/20/2012 | 0.00 / 0.00% | 12.60 | 12.60 | 12.60 | 12.60 | 12.60 | 1.70 | 22,200 |   |  
            | 6/19/2012 | -0.20 / -1.56% | 12.80 | 12.80 | 12.60 | 12.60 | 12.60 | 1.70 | 8,200 |   |  			
            | 6/18/2012 | +0.20 / +1.59% | 13.00 | 13.00 | 12.80 | 12.80 | 12.80 | 1.72 | 15,000 |   |  
            | 6/15/2012 | -0.20 / -1.56% | 12.50 | 12.80 | 12.50 | 12.60 | 12.60 | 1.70 | 1,600 |   |  			
            | 6/14/2012 | +0.10 / +0.79% | 12.70 | 12.80 | 12.50 | 12.80 | 12.80 | 1.72 | 5,900 |   |  
            | 6/13/2012 | 0.00 / 0.00% | 12.80 | 12.80 | 12.70 | 12.70 | 12.70 | 1.71 | 3,500 |   |  			
            | 6/12/2012 | -0.10 / -0.78% | 12.70 | 12.80 | 12.70 | 12.70 | 12.70 | 1.71 | 20,700 |   |  
            | 6/11/2012 | -0.40 / -3.03% | 13.20 | 13.20 | 12.70 | 12.80 | 12.80 | 1.72 | 63,800 |   |  			
            | 6/8/2012 | +0.30 / +2.33% | 12.90 | 13.30 | 12.80 | 13.20 | 13.20 | 1.78 | 37,600 |   |  
            | 6/7/2012 | -0.10 / -0.77% | 13.00 | 13.50 | 12.90 | 12.90 | 12.90 | 1.74 | 59,800 |   |  			
            | 6/6/2012 | +0.10 / +0.78% | 12.60 | 13.00 | 12.50 | 13.00 | 13.00 | 1.75 | 16,100 |   |  
            | 6/5/2012 | +0.10 / +0.78% | 12.40 | 13.10 | 12.40 | 12.90 | 12.90 | 1.74 | 21,100 |   |  			
            | 6/4/2012 | -0.30 / -2.29% | 12.50 | 12.80 | 12.10 | 12.80 | 12.80 | 1.72 | 28,100 |   |  
            | 6/1/2012 | +0.50 / +3.97% | 12.70 | 13.20 | 12.70 | 13.10 | 13.10 | 1.76 | 27,800 |   |  			
            | 5/31/2012 | -0.40 / -3.08% | 12.50 | 12.80 | 12.40 | 12.60 | 12.60 | 1.70 | 29,300 |   |  
            | 5/30/2012 | +0.10 / +0.78% | 12.60 | 13.00 | 12.60 | 13.00 | 13.00 | 1.75 | 15,511 |   |  |