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                    Closing price on 8/28/2015
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                    | Open | 54.00 |  
                    | High | 55.50 |  
                    | Low | 53.50 |  
                    | Volume | 52,470 |  
                    | Split-adjusted Price | 6.77 |  
                
             | 
 |  VSC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 8/28/2015 | +0.50 / +0.93% | 54.00 | 55.50 | 53.50 | 54.50 | 54.20 | 6.77 | 52,470 |   |  
            | 8/27/2015 | 0.00 / 0.00% | 54.50 | 54.50 | 53.00 | 54.00 | 53.51 | 6.70 | 118,950 |   |  			
            | 8/26/2015 | +1.50 / +2.86% | 52.50 | 54.50 | 52.00 | 54.00 | 53.02 | 6.70 | 110,400 |   |  
            | 8/25/2015 | -1.00 / -1.87% | 51.50 | 54.50 | 51.00 | 52.50 | 52.46 | 6.52 | 185,140 |   |  			
            | 8/24/2015 | -3.50 / -6.14% | 55.50 | 55.50 | 53.50 | 53.50 | 53.83 | 6.64 | 280,730 |   |  
            | 8/21/2015 | -1.00 / -1.72% | 57.50 | 57.50 | 55.50 | 57.00 | 56.21 | 7.08 | 372,920 |   |  			
            | 8/20/2015 | +0.50 / +0.87% | 57.00 | 59.50 | 57.00 | 58.00 | 58.50 | 7.20 | 204,020 |   |  
            | 8/19/2015 | -0.50 / -0.86% | 57.00 | 58.00 | 56.00 | 57.50 | 56.92 | 7.14 | 493,670 |   |  			
            | 8/18/2015 | 0.00 / 0.00% | 58.00 | 58.50 | 57.00 | 58.00 | 57.59 | 7.20 | 64,070 |   |  
            | 8/17/2015 | 0.00 / 0.00% | 58.00 | 58.50 | 57.00 | 58.00 | 57.74 | 7.20 | 106,450 |   |  			
            | 8/14/2015 | +2.00 / +3.57% | 56.00 | 58.00 | 56.00 | 58.00 | 57.03 | 7.20 | 195,390 |   |  
            | 8/13/2015 | -0.50 / -0.88% | 56.00 | 56.50 | 55.00 | 56.00 | 55.92 | 6.95 | 91,880 |   |  			
            | 8/12/2015 | +0.50 / +0.89% | 55.50 | 58.00 | 55.00 | 56.50 | 56.93 | 7.01 | 169,120 |   |  
            | 8/11/2015 | -1.00 / -1.75% | 57.00 | 57.50 | 56.00 | 56.00 | 56.72 | 6.95 | 98,400 |   |  			
            | 8/10/2015 | +3.00 / +5.56% | 54.00 | 57.00 | 54.00 | 57.00 | 56.20 | 7.08 | 222,340 |   |  
            | 8/7/2015 | +0.50 / +0.93% | 53.00 | 54.00 | 53.00 | 54.00 | 53.41 | 6.70 | 19,230 |   |  			
            | 8/6/2015 | 0.00 / 0.00% | 54.00 | 54.00 | 53.50 | 53.50 | 53.59 | 6.64 | 22,970 |   |  
            | 8/5/2015 | +0.50 / +0.94% | 53.50 | 54.00 | 53.00 | 53.50 | 53.05 | 6.64 | 67,880 |   |  			
            | 8/4/2015 | 0.00 / 0.00% | 52.50 | 53.50 | 52.00 | 53.00 | 52.80 | 6.58 | 62,400 |   |  
            | 8/3/2015 | 0.00 / 0.00% | 52.50 | 53.00 | 51.00 | 53.00 | 51.79 | 6.58 | 101,200 |   |  			
            | 7/31/2015 | 0.00 / 0.00% | 53.00 | 54.00 | 53.00 | 53.00 | 53.30 | 6.58 | 49,340 |   |  
            | 7/30/2015 | -1.00 / -1.85% | 54.00 | 54.00 | 53.00 | 53.00 | 53.31 | 6.58 | 67,470 |   |  			
            | 7/29/2015 | -0.50 / -0.92% | 54.50 | 55.00 | 53.50 | 54.00 | 54.14 | 6.70 | 65,720 |   |  
            | 7/28/2015 | -1.00 / -1.80% | 56.00 | 56.00 | 54.50 | 54.50 | 55.08 | 6.77 | 79,680 |   |  			
            | 7/27/2015 | +2.50 / +4.72% | 53.00 | 56.00 | 53.00 | 55.50 | 55.00 | 6.89 | 139,160 |   |  
            | 7/24/2015 | +3.30 / +6.64% | 49.80 | 53.00 | 49.80 | 53.00 | 52.05 | 6.58 | 180,380 |   |  			
            | 7/23/2015 | -0.20 / -0.40% | 49.90 | 50.00 | 49.70 | 49.70 | 49.94 | 6.17 | 46,220 |   |  
            | 7/22/2015 | 0.00 / 0.00% | 49.70 | 50.00 | 49.40 | 49.90 | 49.67 | 6.19 | 33,080 |   |  			
            | 7/21/2015 | +0.90 / +1.84% | 49.00 | 50.00 | 49.00 | 49.90 | 49.70 | 6.19 | 82,110 |   |  
            | 7/20/2015 | +1.00 / +2.08% | 48.10 | 50.00 | 47.90 | 49.00 | 49.38 | 6.08 | 104,090 |   |  |