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                    Closing price on 6/16/2016
                 |  |  
    
        |           
                
                    | Open | 16.20 |  
                    | High | 16.90 |  
                    | Low | 16.20 |  
                    | Volume | 131,300 |  
                    | Split-adjusted Price | 12.78 |  
                
             | 
 |  VKC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 6/16/2016 | +0.70 / +4.32% | 16.20 | 16.90 | 16.20 | 16.90 | 16.69 | 12.78 | 131,300 |   |  
            | 6/15/2016 | -0.20 / -1.22% | 16.20 | 16.40 | 16.10 | 16.20 | 16.17 | 12.25 | 100,713 |   |  			
            | 6/14/2016 | -0.20 / -1.20% | 16.30 | 16.60 | 16.30 | 16.40 | 16.46 | 12.40 | 59,400 |   |  
            | 6/13/2016 | -0.30 / -1.78% | 16.90 | 16.90 | 16.30 | 16.60 | 16.53 | 12.55 | 321,930 |   |  			
            | 6/10/2016 | -0.10 / -0.59% | 16.90 | 17.00 | 16.70 | 16.90 | 16.84 | 12.78 | 54,400 |   |  
            | 6/9/2016 | 0.00 / 0.00% | 16.90 | 17.00 | 16.90 | 17.00 | 16.94 | 12.86 | 61,200 |   |  			
            | 6/8/2016 | +0.30 / +1.80% | 16.70 | 17.50 | 16.70 | 17.00 | 17.23 | 12.86 | 276,007 |   |  
            | 6/7/2016 | -0.10 / -0.60% | 16.60 | 16.80 | 16.50 | 16.70 | 16.72 | 12.63 | 30,400 |   |  			
            | 6/6/2016 | -0.60 / -3.45% | 17.40 | 17.40 | 16.70 | 16.80 | 16.85 | 12.71 | 114,810 |   |  
            | 6/3/2016 | +1.00 / +6.10% | 16.50 | 17.50 | 16.50 | 17.40 | 16.95 | 13.16 | 298,300 |   |  			
            | 6/2/2016 | +0.10 / +0.61% | 16.40 | 16.40 | 16.10 | 16.40 | 16.26 | 12.40 | 88,800 |   |  
            | 6/1/2016 | 0.00 / 0.00% | 16.30 | 16.50 | 16.20 | 16.30 | 16.28 | 12.33 | 71,100 |   |  			
            | 5/31/2016 | -0.30 / -1.81% | 16.50 | 16.70 | 16.10 | 16.30 | 16.34 | 12.33 | 67,500 |   |  
            | 5/30/2016 | +0.30 / +1.84% | 16.30 | 16.70 | 16.20 | 16.60 | 16.40 | 12.55 | 110,228 |   |  			
            | 5/27/2016 | 0.00 / 0.00% | 16.20 | 16.30 | 16.20 | 16.30 | 16.26 | 12.33 | 32,920 |   |  
            | 5/26/2016 | 0.00 / 0.00% | 16.30 | 16.60 | 16.00 | 16.30 | 16.25 | 12.33 | 132,400 |   |  			
            | 5/25/2016 | +0.80 / +5.16% | 15.50 | 16.40 | 15.50 | 16.30 | 16.18 | 12.33 | 209,941 |   |  
            | 5/24/2016 | 0.00 / 0.00% | 15.50 | 15.70 | 15.30 | 15.50 | 15.47 | 11.72 | 100,702 |   |  			
            | 5/23/2016 | +0.10 / +0.65% | 15.40 | 15.60 | 15.30 | 15.50 | 15.40 | 11.72 | 48,100 |   |  
            | 5/20/2016 | +0.20 / +1.32% | 15.40 | 15.60 | 15.20 | 15.40 | 15.42 | 11.65 | 118,220 |   |  			
            | 5/19/2016 | +0.50 / +3.40% | 14.70 | 15.40 | 14.70 | 15.20 | 14.70 | 11.50 | 276,900 |   |  
            | 5/18/2016 | -0.10 / -0.68% | 14.80 | 14.80 | 14.60 | 14.70 | 14.67 | 11.12 | 157,800 |   |  			
            | 5/17/2016 | 0.00 / 0.00% | 14.90 | 14.90 | 14.50 | 14.80 | 14.80 | 11.19 | 142,800 |   |  
            | 5/16/2016 | -0.10 / -0.67% | 14.90 | 14.90 | 14.70 | 14.80 | 14.81 | 11.19 | 69,207 |   |  			
            | 5/13/2016 | -0.10 / -0.67% | 15.20 | 15.20 | 14.50 | 14.90 | 14.88 | 11.27 | 34,700 |   |  
            | 5/12/2016 | -0.30 / -1.96% | 15.40 | 15.40 | 14.80 | 15.00 | 15.30 | 11.34 | 40,700 |   |  			
            | 5/11/2016 | +0.70 / +4.79% | 14.60 | 15.30 | 14.60 | 15.30 | 15.05 | 11.57 | 71,900 |   |  
            | 5/10/2016 | +0.40 / +2.82% | 14.20 | 14.90 | 14.20 | 14.60 | 14.57 | 11.04 | 57,100 |   |  			
            | 5/9/2016 | -0.20 / -1.39% | 14.50 | 14.50 | 14.20 | 14.20 | 14.44 | 10.74 | 60,500 |   |  
            | 5/6/2016 | -0.20 / -1.37% | 14.60 | 14.60 | 14.30 | 14.40 | 14.39 | 10.89 | 223,400 |   |  |