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            | 
                    Closing price on 4/27/2017
                 |  |  
    
        |           
                
                    | Open | 12.00 |  
                    | High | 12.00 |  
                    | Low | 11.70 |  
                    | Volume | 89,540 |  
                    | Split-adjusted Price | 11.80 |  
                
             | 
 |  VKC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 4/27/2017 | -0.20 / -1.67% | 12.00 | 12.00 | 11.70 | 11.80 | 12.00 | 11.80 | 89,540 |   |  
            | 4/26/2017 | +0.10 / +0.84% | 12.10 | 12.10 | 11.80 | 12.00 | 11.90 | 12.00 | 89,513 |   |  			
            | 4/25/2017 | 0.00 / 0.00% | 11.80 | 12.00 | 11.80 | 11.90 | 11.89 | 11.90 | 123,400 |   |  
            | 4/24/2017 | 0.00 / 0.00% | 11.90 | 11.90 | 11.70 | 11.90 | 11.83 | 11.90 | 73,957 |   |  			
            | 4/21/2017 | -0.20 / -1.65% | 12.00 | 12.20 | 11.80 | 11.90 | 12.03 | 11.90 | 74,352 |   |  
            | 4/20/2017 | -0.10 / -0.82% | 11.90 | 12.30 | 11.80 | 12.10 | 12.20 | 12.10 | 123,330 |   |  			
            | 4/19/2017 | +0.80 / +7.02% | 11.40 | 12.40 | 11.20 | 12.20 | 11.40 | 12.20 | 236,350 |   |  
            | 4/18/2017 | -0.40 / -3.39% | 11.80 | 11.80 | 11.10 | 11.40 | 11.27 | 11.40 | 151,700 |   |  			
            | 4/17/2017 | -0.90 / -7.09% | 12.60 | 12.60 | 11.50 | 11.80 | 11.85 | 11.80 | 621,876 |   |  
            | 4/14/2017 | -0.60 / -4.51% | 13.20 | 13.20 | 12.70 | 12.70 | 12.95 | 12.70 | 276,011 |   |  			
            | 4/13/2017 | -0.10 / -0.75% | 13.40 | 13.40 | 13.20 | 13.30 | 13.26 | 13.30 | 55,720 |   |  
            | 4/12/2017 | 0.00 / 0.00% | 13.50 | 13.50 | 13.20 | 13.40 | 13.24 | 13.40 | 133,210 |   |  			
            | 4/11/2017 | +0.10 / +0.75% | 13.50 | 13.50 | 13.20 | 13.40 | 13.30 | 13.40 | 87,200 |   |  
            | 4/10/2017 | -0.20 / -1.48% | 13.50 | 13.50 | 13.20 | 13.30 | 13.32 | 13.30 | 237,810 |   |  			
            | 4/7/2017 | 0.00 / 0.00% | 13.50 | 13.50 | 13.40 | 13.50 | 13.42 | 13.50 | 85,200 |   |  
            | 4/5/2017 | 0.00 / 0.00% | 13.60 | 13.60 | 13.40 | 13.50 | 13.50 | 13.50 | 85,170 |   |  			
            | 4/4/2017 | -0.10 / -0.74% | 13.60 | 13.70 | 13.40 | 13.50 | 13.54 | 13.50 | 350,154 |   |  
            | 4/3/2017 | -0.20 / -1.45% | 13.80 | 13.80 | 13.60 | 13.60 | 13.64 | 13.60 | 204,048 |   |  			
            | 3/31/2017 | -0.10 / -0.72% | 13.90 | 13.90 | 13.60 | 13.80 | 13.68 | 13.80 | 59,296 |   |  
            | 3/30/2017 | +0.30 / +2.21% | 13.60 | 13.90 | 13.60 | 13.90 | 13.74 | 13.90 | 123,223 |   |  			
            | 3/29/2017 | -0.10 / -0.73% | 13.70 | 13.80 | 13.60 | 13.60 | 13.65 | 13.60 | 184,800 |   |  
            | 3/28/2017 | -0.20 / -1.44% | 13.90 | 14.00 | 13.70 | 13.70 | 13.91 | 13.70 | 186,600 |   |  			
            | 3/27/2017 | 0.00 / 0.00% | 13.90 | 14.10 | 13.80 | 13.90 | 13.91 | 13.90 | 139,230 |   |  
            | 3/24/2017 | -0.20 / -1.42% | 13.90 | 14.10 | 13.90 | 13.90 | 14.10 | 13.90 | 185,211 |   |  			
            | 3/23/2017 | +0.10 / +0.71% | 14.00 | 14.10 | 13.50 | 14.10 | 13.96 | 14.10 | 165,390 |   |  
            | 3/22/2017 | -0.10 / -0.71% | 14.10 | 14.40 | 14.00 | 14.00 | 14.23 | 14.00 | 338,297 |   |  			
            | 3/21/2017 | +0.50 / +3.68% | 13.60 | 14.30 | 13.60 | 14.10 | 14.06 | 14.10 | 405,239 |   |  
            | 3/20/2017 | 0.00 / 0.00% | 13.50 | 13.70 | 13.50 | 13.60 | 13.61 | 13.60 | 146,751 |   |  			
            | 3/17/2017 | -0.10 / -0.73% | 13.70 | 13.70 | 13.50 | 13.60 | 13.60 | 13.60 | 129,030 |   |  
            | 3/16/2017 | +0.10 / +0.74% | 13.60 | 13.70 | 13.50 | 13.70 | 13.58 | 13.70 | 125,710 |   |  |