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                    Closing price on 1/14/2011
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        |           
                
                    | Open | 19.30 |  
                    | High | 19.30 |  
                    | Low | 18.50 |  
                    | Volume | 8,700 |  
                    | Split-adjusted Price | 4.93 |  
                
             | 
 |  VC7 Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 1/14/2011 | -0.60 / -3.13% | 19.30 | 19.30 | 18.50 | 18.60 | 18.81 | 4.93 | 8,700 |   |  
            | 1/13/2011 | +0.20 / +1.05% | 18.20 | 19.40 | 18.20 | 19.20 | 18.53 | 5.08 | 13,100 |   |  			
            | 1/12/2011 | +0.20 / +1.06% | 19.40 | 19.40 | 18.90 | 19.00 | 19.20 | 5.03 | 4,900 |   |  
            | 1/11/2011 | -0.20 / -1.05% | 19.80 | 19.80 | 18.00 | 18.80 | 18.68 | 4.98 | 4,500 |   |  			
            | 1/10/2011 | -0.60 / -3.06% | 19.80 | 19.80 | 18.70 | 19.00 | 19.04 | 5.03 | 22,900 |   |  
            | 1/7/2011 | -0.40 / -2.00% | 20.50 | 20.50 | 19.50 | 19.60 | 19.82 | 5.19 | 5,900 |   |  			
            | 1/6/2011 | -0.20 / -0.99% | 20.50 | 20.50 | 20.00 | 20.00 | 20.33 | 5.30 | 5,000 |   |  
            | 1/5/2011 | 0.00 / 0.00% | 20.00 | 20.30 | 20.00 | 20.20 | 20.06 | 5.35 | 2,600 |   |  			
            | 1/4/2011 | +0.20 / +1.00% | 20.50 | 21.00 | 20.00 | 20.20 | 20.29 | 5.35 | 8,700 |   |  
            | 12/31/2010 | +0.70 / +3.63% | 20.50 | 20.60 | 19.80 | 20.00 | 20.31 | 5.30 | 3,300 |   |  			
            | 12/30/2010 | -0.40 / -2.03% | 20.50 | 20.50 | 19.30 | 19.30 | 19.78 | 5.11 | 8,500 |   |  
            | 12/29/2010 | -0.90 / -4.37% | 21.00 | 21.00 | 19.70 | 19.70 | 20.17 | 5.22 | 14,800 |   |  			
            | 12/28/2010 | +1.10 / +5.64% | 20.20 | 20.60 | 20.20 | 20.60 | 20.48 | 5.46 | 16,600 |   |  
            | 12/27/2010 | 0.00 / 0.00% | 20.60 | 20.60 | 19.40 | 19.50 | 19.63 | 5.16 | 20,400 |   |  			
            | 12/24/2010 | -0.70 / -3.47% | 21.00 | 21.00 | 19.50 | 19.50 | 19.73 | 5.16 | 23,300 |   |  
            | 12/23/2010 | +0.10 / +0.50% | 20.60 | 20.70 | 19.80 | 20.20 | 20.16 | 5.35 | 6,100 |   |  			
            | 12/22/2010 | +0.10 / +0.50% | 21.00 | 21.00 | 19.70 | 20.10 | 20.17 | 5.32 | 8,300 |   |  
            | 12/21/2010 | -0.10 / -0.50% | 21.40 | 21.50 | 19.40 | 20.00 | 20.03 | 5.30 | 14,400 |   |  			
            | 12/20/2010 | -1.50 / -6.94% | 22.00 | 22.00 | 20.00 | 20.10 | 20.83 | 5.32 | 11,100 |   |  
            | 12/17/2010 | +1.70 / +8.54% | 21.30 | 21.60 | 20.40 | 21.60 | 21.24 | 5.72 | 22,500 |   |  			
            | 12/16/2010 | -1.00 / -4.78% | 20.70 | 21.40 | 19.80 | 19.90 | 20.19 | 5.27 | 31,000 |   |  
            | 12/15/2010 | -0.30 / -1.42% | 22.50 | 22.50 | 20.60 | 20.90 | 21.23 | 5.53 | 21,400 |   |  			
            | 12/14/2010 | -0.70 / -3.20% | 23.00 | 23.30 | 20.60 | 21.20 | 21.69 | 5.61 | 76,100 |   |  
            | 12/13/2010 | +1.00 / +4.78% | 21.90 | 21.90 | 21.50 | 21.90 | 21.87 | 5.80 | 43,100 |   |  			
            | 12/10/2010 | +0.90 / +4.50% | 20.00 | 20.90 | 20.00 | 20.90 | 20.47 | 5.53 | 50,100 |   |  
            | 12/9/2010 | +0.30 / +1.52% | 20.60 | 21.00 | 18.80 | 20.00 | 19.56 | 5.30 | 42,900 |   |  			
            | 12/8/2010 | -1.00 / -4.83% | 20.50 | 21.00 | 19.70 | 19.70 | 20.01 | 5.22 | 44,600 |   |  
            | 12/7/2010 | -1.50 / -6.76% | 22.20 | 22.20 | 20.70 | 20.70 | 21.13 | 5.48 | 74,000 |   |  			
            | 12/6/2010 | +0.70 / +3.26% | 21.50 | 22.80 | 21.50 | 22.20 | 22.24 | 5.88 | 97,300 |   |  
            | 12/3/2010 | +1.00 / +4.88% | 21.50 | 21.50 | 21.00 | 21.50 | 21.45 | 5.69 | 81,300 |   |  |