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                    Closing price on 7/10/2009
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        |           
                
                    | Open | 69.00 |  
                    | High | 69.00 |  
                    | Low | 66.50 |  
                    | Volume | 7,590 |  
                    | Split-adjusted Price | 1.32 |  
                
             | 
 |  VSC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 7/10/2009 | 0.00 / 0.00% | 69.00 | 69.00 | 66.50 | 68.00 | 68.00 | 1.32 | 7,590 |   |  
            | 7/9/2009 | +1.00 / +1.49% | 67.50 | 68.00 | 66.50 | 68.00 | 68.00 | 1.32 | 11,590 |   |  			
            | 7/8/2009 | +0.50 / +0.75% | 64.00 | 67.00 | 64.00 | 67.00 | 67.00 | 1.30 | 14,160 |   |  
            | 7/7/2009 | -1.00 / -1.48% | 67.00 | 70.00 | 66.50 | 66.50 | 66.50 | 1.29 | 18,980 |   |  			
            | 7/6/2009 | +3.00 / +4.65% | 66.00 | 67.50 | 66.00 | 67.50 | 67.50 | 1.31 | 13,810 |   |  
            | 7/3/2009 | +0.50 / +0.78% | 63.50 | 66.00 | 63.50 | 64.50 | 64.50 | 1.25 | 7,710 |   |  			
            | 7/2/2009 | +1.50 / +2.40% | 65.00 | 65.00 | 62.00 | 64.00 | 64.00 | 1.24 | 13,300 |   |  
            | 7/1/2009 | -2.00 / -3.10% | 64.00 | 64.00 | 62.50 | 62.50 | 62.50 | 1.21 | 5,620 |   |  			
            | 6/30/2009 | -1.00 / -1.53% | 67.50 | 67.50 | 64.50 | 64.50 | 64.50 | 1.25 | 10,760 |   |  
            | 6/29/2009 | -1.50 / -2.24% | 67.00 | 67.00 | 65.00 | 65.50 | 65.50 | 1.27 | 5,120 |   |  			
            | 6/26/2009 | +3.00 / +4.69% | 64.00 | 67.00 | 64.00 | 67.00 | 67.00 | 1.30 | 19,960 |   |  
            | 6/25/2009 | -2.50 / -3.76% | 65.00 | 66.00 | 63.50 | 64.00 | 64.00 | 1.24 | 28,730 |   |  			
            | 6/24/2009 | +3.00 / +4.72% | 66.50 | 66.50 | 64.50 | 66.50 | 66.50 | 1.29 | 7,100 |   |  
            | 6/23/2009 | -3.00 / -4.51% | 63.50 | 64.50 | 63.50 | 63.50 | 63.50 | 1.23 | 99,690 |   |  			
            | 6/22/2009 | -3.50 / -5.00% | 66.50 | 67.00 | 66.50 | 66.50 | 66.50 | 1.29 | 85,860 |   |  
            | 6/19/2009 | -0.50 / -0.71% | 71.50 | 71.50 | 68.00 | 70.00 | 70.00 | 1.36 | 25,150 |   |  			
            | 6/18/2009 | +3.00 / +4.44% | 70.50 | 70.50 | 69.00 | 70.50 | 70.50 | 1.37 | 51,030 |   |  
            | 6/17/2009 | +3.00 / +4.65% | 62.00 | 67.50 | 62.00 | 67.50 | 67.50 | 1.31 | 48,540 |   |  			
            | 6/16/2009 | -3.00 / -4.44% | 64.50 | 64.50 | 64.50 | 64.50 | 64.50 | 1.25 | 60,980 |   |  
            | 6/15/2009 | -3.50 / -4.93% | 68.50 | 68.50 | 67.50 | 67.50 | 67.50 | 1.31 | 54,450 |   |  			
            | 6/12/2009 | -2.00 / -2.74% | 73.00 | 73.00 | 70.50 | 71.00 | 71.00 | 1.38 | 34,330 |   |  
            | 6/11/2009 | +0.50 / +0.69% | 72.50 | 73.50 | 72.50 | 73.00 | 73.00 | 1.41 | 40,980 |   |  			
            | 6/10/2009 | -3.50 / -4.61% | 72.50 | 73.00 | 72.50 | 72.50 | 72.50 | 1.40 | 13,020 |   |  
            | 6/9/2009 | -0.50 / -0.65% | 75.00 | 76.00 | 74.00 | 76.00 | 76.00 | 1.47 | 57,620 |   |  			
            | 6/8/2009 | +1.50 / +2.00% | 75.50 | 76.50 | 75.00 | 76.50 | 76.50 | 1.48 | 113,340 |   |  
            | 6/5/2009 | +1.00 / +1.35% | 75.50 | 76.00 | 74.50 | 75.00 | 75.00 | 1.41 | 116,370 |   |  			
            | 6/4/2009 | -0.50 / -0.67% | 74.50 | 75.50 | 74.00 | 74.00 | 74.00 | 1.40 | 38,700 |   |  
            | 6/3/2009 | -0.50 / -0.67% | 72.00 | 74.50 | 72.00 | 74.50 | 74.50 | 1.40 | 102,930 |   |  			
            | 6/2/2009 | +2.50 / +3.45% | 76.00 | 76.00 | 75.00 | 75.00 | 75.00 | 1.41 | 64,910 |   |  
            | 6/1/2009 | +3.00 / +4.32% | 71.00 | 72.50 | 71.00 | 72.50 | 72.50 | 1.37 | 83,060 |   |  |