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                    Closing price on 10/20/2017
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                    | Open | 51.70 |  
                    | High | 52.70 |  
                    | Low | 50.90 |  
                    | Volume | 340,980 |  
                    | Split-adjusted Price | 7.33 |  
                
             | 
 |  VSC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 10/20/2017 | -0.70 / -1.35% | 51.70 | 52.70 | 50.90 | 51.00 | 51.27 | 7.33 | 340,980 |   |  
            | 10/19/2017 | -1.30 / -2.45% | 52.80 | 53.20 | 51.70 | 51.70 | 52.30 | 7.43 | 296,660 |   |  			
            | 10/18/2017 | -0.80 / -1.49% | 53.80 | 54.30 | 52.80 | 53.00 | 53.05 | 7.61 | 318,660 |   |  
            | 10/17/2017 | -0.70 / -1.28% | 54.50 | 55.60 | 53.80 | 53.80 | 54.55 | 7.73 | 427,290 |   |  			
            | 10/16/2017 | -0.20 / -0.37% | 54.50 | 54.50 | 53.80 | 54.50 | 54.17 | 7.83 | 276,530 |   |  
            | 10/13/2017 | +0.40 / +0.74% | 54.30 | 55.00 | 54.30 | 54.70 | 54.69 | 7.86 | 242,740 |   |  			
            | 10/12/2017 | 0.00 / 0.00% | 54.30 | 54.90 | 54.00 | 54.30 | 54.32 | 7.80 | 432,660 |   |  
            | 10/11/2017 | 0.00 / 0.00% | 54.30 | 54.80 | 54.10 | 54.30 | 54.35 | 7.80 | 377,690 |   |  			
            | 10/10/2017 | -0.30 / -0.55% | 54.70 | 54.80 | 54.10 | 54.30 | 54.29 | 7.80 | 533,160 |   |  
            | 10/9/2017 | -0.40 / -0.73% | 55.00 | 55.00 | 54.00 | 54.60 | 54.30 | 7.84 | 289,430 |   |  			
            | 10/6/2017 | +0.50 / +0.92% | 54.50 | 55.00 | 54.30 | 55.00 | 54.63 | 7.90 | 232,960 |   |  
            | 10/5/2017 | 0.00 / 0.00% | 54.50 | 55.70 | 54.00 | 54.50 | 54.58 | 7.83 | 191,170 |   |  			
            | 10/4/2017 | -0.50 / -0.91% | 55.80 | 55.80 | 54.20 | 54.50 | 54.65 | 7.83 | 351,340 |   |  
            | 10/3/2017 | -1.00 / -1.79% | 55.10 | 56.00 | 54.90 | 55.00 | 55.09 | 7.90 | 207,580 |   |  			
            | 10/2/2017 | -0.40 / -0.71% | 56.00 | 56.90 | 55.00 | 56.00 | 55.64 | 8.04 | 219,140 |   |  
            | 9/29/2017 | +1.10 / +1.99% | 55.30 | 56.70 | 55.10 | 56.40 | 55.91 | 8.10 | 259,220 |   |  			
            | 9/28/2017 | +0.20 / +0.36% | 55.80 | 56.00 | 55.10 | 55.30 | 55.40 | 7.94 | 208,860 |   |  
            | 9/27/2017 | +0.10 / +0.18% | 55.00 | 55.10 | 54.00 | 55.10 | 54.45 | 7.92 | 306,020 |   |  			
            | 9/26/2017 | -1.30 / -2.31% | 57.00 | 57.00 | 54.80 | 55.00 | 55.47 | 7.90 | 602,480 |   |  
            | 9/25/2017 | +0.20 / +0.36% | 57.00 | 57.50 | 56.30 | 56.30 | 56.83 | 8.09 | 361,250 |   |  			
            | 9/22/2017 | -0.20 / -0.36% | 56.30 | 56.90 | 55.70 | 56.10 | 56.04 | 8.06 | 279,600 |   |  
            | 9/21/2017 | 0.00 / 0.00% | 56.30 | 57.20 | 56.00 | 56.30 | 56.29 | 8.09 | 237,420 |   |  			
            | 9/20/2017 | +1.30 / +2.36% | 55.00 | 57.50 | 55.00 | 56.30 | 56.55 | 8.09 | 595,590 |   |  
            | 9/19/2017 | +0.60 / +1.10% | 54.70 | 56.00 | 54.50 | 55.00 | 54.88 | 7.90 | 260,570 |   |  			
            | 9/18/2017 | -0.60 / -1.09% | 54.10 | 54.50 | 54.10 | 54.40 | 54.28 | 7.81 | 171,720 |   |  
            | 9/15/2017 | 0.00 / 0.00% | 55.00 | 55.00 | 54.00 | 55.00 | 54.64 | 7.90 | 67,870 |   |  			
            | 9/14/2017 | +0.60 / +1.10% | 54.50 | 55.00 | 53.10 | 55.00 | 53.78 | 7.90 | 265,610 |   |  
            | 9/13/2017 | +1.40 / +2.64% | 54.00 | 54.60 | 53.50 | 54.40 | 54.08 | 7.81 | 126,920 |   |  			
            | 9/12/2017 | 0.00 / 0.00% | 53.60 | 53.60 | 52.80 | 53.00 | 53.00 | 7.61 | 159,630 |   |  
            | 9/11/2017 | 0.00 / 0.00% | 53.00 | 53.00 | 52.80 | 53.00 | 52.95 | 7.61 | 77,590 |   |  |