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                    Closing price on 5/11/2015
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                    | Open | 52.50 |  
                    | High | 55.00 |  
                    | Low | 52.00 |  
                    | Volume | 188,620 |  
                    | Split-adjusted Price | 5.54 |  
                
             | 
 |  VSC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 5/11/2015 | +2.00 / +3.85% | 52.50 | 55.00 | 52.00 | 54.00 | 53.77 | 5.54 | 188,620 |   |  
            | 5/8/2015 | 0.00 / 0.00% | 52.00 | 52.50 | 51.50 | 52.00 | 52.04 | 5.33 | 48,500 |   |  			
            | 5/7/2015 | +0.50 / +0.97% | 52.00 | 52.00 | 51.50 | 52.00 | 51.74 | 5.33 | 39,680 |   |  
            | 5/6/2015 | +0.50 / +0.98% | 51.50 | 52.00 | 50.50 | 51.50 | 51.45 | 5.28 | 131,910 |   |  			
            | 5/5/2015 | 0.00 / 0.00% | 50.50 | 51.50 | 50.50 | 51.00 | 51.09 | 5.23 | 99,570 |   |  
            | 5/4/2015 | -0.50 / -0.97% | 52.50 | 52.50 | 51.00 | 51.00 | 51.37 | 5.23 | 65,950 |   |  			
            | 4/27/2015 | -0.50 / -0.96% | 52.00 | 52.00 | 51.50 | 51.50 | 51.92 | 5.28 | 5,990 |   |  
            | 4/24/2015 | 0.00 / 0.00% | 52.00 | 52.00 | 51.50 | 52.00 | 51.53 | 5.33 | 11,410 |   |  			
            | 4/23/2015 | -1.00 / -1.89% | 51.00 | 52.00 | 51.00 | 52.00 | 51.80 | 5.33 | 9,420 |   |  
            | 4/22/2015 | +3.00 / +6.00% | 50.50 | 53.00 | 50.50 | 53.00 | 51.42 | 5.43 | 28,570 |   |  			
            | 4/21/2015 | -0.50 / -0.99% | 50.50 | 50.50 | 49.90 | 50.00 | 50.11 | 5.13 | 27,980 |   |  
            | 4/20/2015 | 0.00 / 0.00% | 50.00 | 50.50 | 49.90 | 50.50 | 50.16 | 5.18 | 30,520 |   |  			
            | 4/17/2015 | 0.00 / 0.00% | 50.50 | 51.00 | 50.00 | 50.50 | 50.26 | 5.18 | 19,140 |   |  
            | 4/16/2015 | 0.00 / 0.00% | 50.50 | 50.50 | 49.70 | 50.50 | 50.18 | 5.18 | 27,740 |   |  			
            | 4/15/2015 | 0.00 / 0.00% | 50.00 | 50.50 | 49.80 | 50.50 | 49.90 | 5.18 | 14,570 |   |  
            | 4/14/2015 | 0.00 / 0.00% | 51.00 | 51.50 | 50.00 | 50.50 | 50.15 | 5.18 | 6,540 |   |  			
            | 4/13/2015 | +0.70 / +1.41% | 51.50 | 51.50 | 50.00 | 50.50 | 50.19 | 5.18 | 15,840 |   |  
            | 4/10/2015 | +0.10 / +0.20% | 49.90 | 50.00 | 49.70 | 49.80 | 49.89 | 5.11 | 9,060 |   |  			
            | 4/9/2015 | +0.10 / +0.20% | 49.50 | 49.90 | 49.50 | 49.70 | 49.65 | 5.10 | 5,740 |   |  
            | 4/8/2015 | +0.10 / +0.20% | 49.50 | 49.90 | 49.50 | 49.60 | 49.55 | 5.09 | 17,860 |   |  			
            | 4/7/2015 | 0.00 / 0.00% | 49.40 | 49.50 | 49.40 | 49.50 | 49.48 | 5.07 | 18,150 |   |  
            | 4/6/2015 | 0.00 / 0.00% | 49.50 | 49.50 | 49.50 | 49.50 | 49.50 | 5.07 | 4,490 |   |  			
            | 4/3/2015 | -0.20 / -0.40% | 49.80 | 49.90 | 49.50 | 49.50 | 49.71 | 5.07 | 6,780 |   |  
            | 4/2/2015 | +0.50 / +1.02% | 49.20 | 49.90 | 49.00 | 49.70 | 49.35 | 5.10 | 770 |   |  			
            | 4/1/2015 | -1.30 / -2.57% | 50.50 | 50.50 | 49.20 | 49.20 | 49.63 | 5.04 | 6,750 |   |  
            | 3/31/2015 | +0.50 / +1.00% | 50.00 | 50.50 | 49.50 | 50.50 | 50.16 | 5.18 | 9,130 |   |  			
            | 3/30/2015 | 0.00 / 0.00% | 50.00 | 50.00 | 49.50 | 50.00 | 49.92 | 5.13 | 12,360 |   |  
            | 3/27/2015 | 0.00 / 0.00% | 50.00 | 50.00 | 49.80 | 50.00 | 50.00 | 5.13 | 23,200 |   |  			
            | 3/26/2015 | 0.00 / 0.00% | 50.00 | 50.00 | 49.60 | 50.00 | 50.00 | 5.13 | 19,580 |   |  
            | 3/25/2015 | +0.20 / +0.40% | 50.00 | 50.50 | 49.80 | 50.00 | 50.02 | 5.13 | 28,390 |   |  |