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                    Closing price on 5/18/2011
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        |           
                
                    | Open | 13.50 |  
                    | High | 13.50 |  
                    | Low | 12.60 |  
                    | Volume | 2,600 |  
                    | Split-adjusted Price | 3.87 |  
                
             | 
 |  VC7 Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 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 |   |  
            | 4/29/2011 | +1.70 / +12.23% | 13.70 | 15.60 | 13.60 | 15.60 | 14.42 | 4.58 | 24,600 |   |  			
            | 4/28/2011 | -0.90 / -6.08% | 14.00 | 14.90 | 13.90 | 13.90 | 14.56 | 4.08 | 5,900 |   |  
            | 4/27/2011 | +1.20 / +8.82% | 14.90 | 14.90 | 14.80 | 14.80 | 14.88 | 4.34 | 500 |   |  			
            | 4/26/2011 | -0.70 / -4.90% | 14.30 | 15.20 | 13.60 | 13.60 | 14.34 | 3.99 | 8,600 |   |  
            | 4/25/2011 | +0.20 / +1.42% | 14.20 | 14.30 | 14.20 | 14.30 | 14.28 | 4.20 | 41,300 |   |  			
            | 4/22/2011 | +0.10 / +0.71% | 14.40 | 14.40 | 13.30 | 14.10 | 13.45 | 4.14 | 17,700 |   |  
            | 4/21/2011 | -0.50 / -3.45% | 15.00 | 15.00 | 14.00 | 14.00 | 14.17 | 4.11 | 4,600 |   |  			
            | 4/20/2011 | -0.80 / -5.23% | 15.40 | 15.40 | 14.30 | 14.50 | 14.79 | 4.25 | 3,200 |   |  
            | 4/19/2011 | +0.30 / +2.00% | 14.30 | 15.30 | 14.30 | 15.30 | 14.79 | 4.49 | 2,000 |   |  			
            | 4/18/2011 | -0.50 / -3.23% | 15.40 | 15.40 | 14.60 | 15.00 | 14.72 | 4.40 | 8,400 |   |  
            | 4/15/2011 | -0.20 / -1.27% | 15.60 | 15.60 | 15.50 | 15.50 | 15.55 | 4.55 | 2,000 |   |  			
            | 4/14/2011 | +0.20 / +1.29% | 15.90 | 15.90 | 15.10 | 15.70 | 15.61 | 4.61 | 2,400 |   |  
            | 4/13/2011 | -0.50 / -3.13% | 16.00 | 16.20 | 15.00 | 15.50 | 15.72 | 4.55 | 7,000 |   |  			
            | 4/8/2011 | +0.10 / +0.63% | 15.90 | 16.10 | 15.80 | 16.00 | 15.94 | 4.70 | 15,600 |   |  
            | 4/7/2011 | +0.20 / +1.27% | 15.10 | 16.30 | 14.80 | 15.90 | 15.75 | 4.67 | 28,900 |   |  			
            | 4/6/2011 | +0.90 / +6.08% | 15.30 | 15.70 | 14.70 | 15.70 | 15.45 | 4.61 | 27,100 |   |  
            | 4/5/2011 | +0.20 / +1.37% | 14.90 | 15.00 | 14.50 | 14.80 | 14.73 | 4.34 | 7,700 |   |  			
            | 4/4/2011 | -0.30 / -2.01% | 14.80 | 15.00 | 14.50 | 14.60 | 14.60 | 4.28 | 17,900 |   |  
            | 4/1/2011 | +0.40 / +2.76% | 13.90 | 14.90 | 13.70 | 14.90 | 14.49 | 4.37 | 5,400 |   |  |