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                    Closing price on 6/14/2011
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                    | Open | 12.60 |  
                    | High | 13.20 |  
                    | Low | 12.10 |  
                    | Volume | 24,600 |  
                    | Split-adjusted Price | 3.61 |  
                
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 |  VC7 Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 6/14/2011 | -0.30 / -2.38% | 12.60 | 13.20 | 12.10 | 12.30 | 12.81 | 3.61 | 24,600 |   |  
            | 6/13/2011 | -0.10 / -0.79% | 12.00 | 13.00 | 12.00 | 12.60 | 12.78 | 3.70 | 13,800 |   |  			
            | 6/10/2011 | +0.10 / +0.79% | 12.90 | 13.10 | 12.60 | 12.70 | 12.91 | 3.73 | 18,100 |   |  
            | 6/9/2011 | +0.20 / +1.61% | 12.50 | 12.60 | 12.40 | 12.60 | 12.51 | 3.70 | 12,000 |   |  			
            | 6/8/2011 | +0.10 / +0.81% | 13.00 | 13.00 | 11.70 | 12.40 | 12.37 | 3.64 | 3,700 |   |  
            | 6/7/2011 | +0.40 / +3.36% | 12.40 | 12.40 | 12.00 | 12.30 | 12.27 | 3.61 | 4,500 |   |  			
            | 6/6/2011 | +0.30 / +2.59% | 12.00 | 12.00 | 11.70 | 11.90 | 11.83 | 3.49 | 2,600 |   |  
            | 6/3/2011 | +0.10 / +0.87% | 12.30 | 12.30 | 11.50 | 11.60 | 11.93 | 3.40 | 15,000 |   |  			
            | 6/2/2011 | +0.60 / +5.50% | 11.40 | 11.50 | 11.40 | 11.50 | 11.50 | 3.37 | 11,900 |   |  
            | 6/1/2011 | +0.50 / +4.81% | 10.20 | 11.00 | 10.20 | 10.90 | 10.77 | 3.20 | 14,000 |   |  			
            | 5/31/2011 | -0.10 / -0.95% | 10.30 | 10.50 | 10.00 | 10.40 | 10.33 | 3.05 | 10,900 |   |  
            | 5/30/2011 | +0.10 / +0.96% | 10.70 | 10.70 | 10.00 | 10.50 | 10.38 | 3.08 | 4,000 |   |  			
            | 5/27/2011 | +0.20 / +1.96% | 10.40 | 10.40 | 10.00 | 10.40 | 10.24 | 3.05 | 35,500 |   |  
            | 5/26/2011 | -0.20 / -1.92% | 9.70 | 10.40 | 9.70 | 10.20 | 9.82 | 2.99 | 22,600 |   |  			
            | 5/25/2011 | -0.70 / -6.31% | 11.40 | 11.40 | 10.40 | 10.40 | 10.42 | 3.05 | 5,400 |   |  
            | 5/24/2011 | -0.60 / -5.13% | 12.30 | 12.30 | 11.10 | 11.10 | 11.12 | 3.26 | 8,300 |   |  			
            | 5/23/2011 | -1.00 / -7.87% | 12.20 | 12.70 | 11.70 | 11.70 | 11.89 | 3.43 | 11,700 |   |  
            | 5/20/2011 | -0.30 / -2.31% | 12.80 | 13.00 | 12.00 | 12.70 | 12.46 | 3.73 | 6,900 |   |  			
            | 5/19/2011 | -0.20 / -1.52% | 12.50 | 13.00 | 12.30 | 13.00 | 12.43 | 3.81 | 8,500 |   |  
            | 5/18/2011 | +0.30 / +2.33% | 13.50 | 13.50 | 12.60 | 13.20 | 13.13 | 3.87 | 2,600 |   |  			
            | 5/17/2011 | -0.60 / -4.44% | 13.90 | 13.90 | 12.90 | 12.90 | 13.18 | 3.79 | 15,800 |   |  
            | 5/16/2011 | -0.70 / -4.93% | 14.50 | 14.50 | 13.50 | 13.50 | 13.70 | 3.96 | 5,500 |   |  			
            | 5/13/2011 | 0.00 / 0.00% | 14.40 | 14.50 | 14.20 | 14.20 | 14.29 | 4.17 | 1,700 |   |  
            | 5/12/2011 | -0.60 / -4.05% | 13.80 | 14.30 | 13.30 | 14.20 | 14.05 | 4.17 | 4,000 |   |  			
            | 5/11/2011 | 0.00 / 0.00% | 15.00 | 15.00 | 14.00 | 14.80 | 14.30 | 4.34 | 3,000 |   |  
            | 5/10/2011 | +0.90 / +6.47% | 14.90 | 14.90 | 14.60 | 14.80 | 14.80 | 4.34 | 4,200 |   |  			
            | 5/9/2011 | -0.40 / -2.80% | 15.20 | 15.20 | 13.90 | 13.90 | 14.09 | 4.08 | 13,400 |   |  
            | 5/6/2011 | -0.70 / -4.67% | 15.20 | 15.20 | 13.90 | 14.30 | 14.53 | 4.20 | 8,400 |   |  			
            | 5/5/2011 | +0.50 / +3.45% | 15.60 | 15.60 | 14.10 | 15.00 | 14.60 | 4.40 | 4,700 |   |  
            | 5/4/2011 | -1.10 / -7.05% | 15.30 | 15.40 | 14.50 | 14.50 | 14.94 | 4.25 | 2,000 |   |  |