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                    Closing price on 11/9/2010
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                    | Open | 27.00 |  
                    | High | 27.00 |  
                    | Low | 26.60 |  
                    | Volume | 10,000 |  
                    | Split-adjusted Price | 20.55 |  
                
             | 
 |  V21 Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 11/9/2010 | -0.80 / -2.92% | 27.00 | 27.00 | 26.60 | 26.60 | 26.60 | 20.55 | 10,000 |   |  
            | 11/8/2010 | -2.20 / -7.43% | 29.00 | 29.00 | 27.40 | 27.40 | 27.40 | 21.17 | 11,300 |   |  			
            | 11/5/2010 | +1.40 / +4.96% | 30.00 | 30.30 | 28.60 | 29.60 | 29.60 | 22.87 | 8,400 |   |  
            | 11/4/2010 | +0.40 / +1.44% | 29.00 | 29.20 | 28.20 | 28.20 | 28.20 | 21.79 | 8,600 |   |  			
            | 11/3/2010 | -0.70 / -2.46% | 29.60 | 29.60 | 27.80 | 27.80 | 27.80 | 21.48 | 11,900 |   |  
            | 11/2/2010 | -1.10 / -3.72% | 30.60 | 30.60 | 28.30 | 28.50 | 28.50 | 22.02 | 8,200 |   |  			
            | 11/1/2010 | +0.30 / +1.02% | 29.50 | 30.40 | 29.00 | 29.60 | 29.60 | 22.87 | 16,700 |   |  
            | 10/29/2010 | +0.40 / +1.38% | 29.00 | 29.80 | 29.00 | 29.30 | 29.30 | 22.64 | 6,800 |   |  			
            | 10/28/2010 | +1.30 / +4.71% | 29.00 | 29.30 | 28.40 | 28.90 | 28.90 | 22.33 | 9,200 |   |  
            | 10/27/2010 | -1.30 / -4.50% | 29.40 | 30.40 | 27.60 | 27.60 | 27.60 | 21.33 | 3,400 |   |  			
            | 10/26/2010 | +0.90 / +3.21% | 28.70 | 28.90 | 28.70 | 28.90 | 28.90 | 22.33 | 10,500 |   |  
            | 10/25/2010 | +1.10 / +4.09% | 27.00 | 28.00 | 27.00 | 28.00 | 28.00 | 21.64 | 2,900 |   |  			
            | 10/22/2010 | -1.00 / -3.58% | 26.20 | 26.90 | 26.20 | 26.90 | 26.90 | 20.79 | 5,000 |   |  
            | 10/21/2010 | -0.90 / -3.13% | 28.50 | 28.50 | 26.00 | 27.90 | 27.90 | 21.56 | 57,300 |   |  			
            | 10/20/2010 | -0.90 / -3.03% | 28.00 | 29.90 | 27.50 | 28.80 | 28.80 | 22.25 | 6,900 |   |  
            | 10/19/2010 | -0.40 / -1.33% | 29.90 | 29.90 | 28.60 | 29.70 | 29.70 | 22.95 | 1,500 |   |  			
            | 10/18/2010 | -1.10 / -3.53% | 28.70 | 30.10 | 28.00 | 30.10 | 30.10 | 23.26 | 21,900 |   |  
            | 10/15/2010 | -1.30 / -4.00% | 32.00 | 32.00 | 29.70 | 31.20 | 31.20 | 24.11 | 18,600 |   |  			
            | 10/14/2010 | -0.70 / -2.11% | 32.00 | 32.50 | 31.00 | 32.50 | 32.50 | 25.11 | 38,100 |   |  
            | 10/13/2010 | -2.40 / -6.74% | 33.40 | 33.40 | 33.20 | 33.20 | 33.20 | 25.65 | 9,100 |   |  			
            | 10/12/2010 | -1.40 / -3.78% | 35.60 | 35.60 | 35.60 | 35.60 | 35.60 | 27.51 | 200 |   |  
            | 10/11/2010 | -0.20 / -0.54% | 39.70 | 39.70 | 35.90 | 37.00 | 37.00 | 28.59 | 2,700 |   |  			
            | 10/8/2010 | -1.60 / -4.12% | 40.10 | 40.10 | 37.20 | 37.20 | 37.20 | 28.75 | 3,500 |   |  
            | 10/7/2010 | 0.00 / 0.00% | 39.00 | 41.50 | 36.60 | 38.80 | 38.80 | 29.98 | 8,600 |   |  			
            | 10/6/2010 | +1.70 / +4.58% | 39.30 | 39.30 | 38.80 | 38.80 | 38.80 | 29.98 | 3,100 |   |  
            | 10/5/2010 | +0.20 / +0.54% | 37.10 | 37.10 | 37.10 | 37.10 | 37.10 | 28.67 | 0 |   |  			
            | 10/4/2010 | -2.00 / -5.14% | 37.70 | 37.70 | 36.90 | 36.90 | 36.90 | 28.51 | 1,300 |   |  
            | 10/1/2010 | 0.00 / 0.00% | 39.10 | 39.10 | 36.00 | 38.90 | 38.90 | 30.06 | 21,700 |   |  			
            | 9/30/2010 | -1.00 / -2.51% | 41.90 | 41.90 | 38.60 | 38.90 | 38.90 | 30.06 | 21,100 |   |  
            | 9/29/2010 | -2.90 / -6.78% | 42.90 | 42.90 | 39.90 | 39.90 | 39.90 | 30.83 | 11,400 |   |  |