| 
                 
                    Closing price on 12/16/2016
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    16.60 | 
                 
                
                    | High | 
                    16.60 | 
                 
                
                    | Low | 
                    16.00 | 
                     
                
                    | Volume | 
                    370,613 | 
                                 
                
                    | Split-adjusted Price | 
                    14.63 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
VKC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                12/16/2016
             | 
            
                -0.30 / -1.83%
             |             
            
                16.60
             |           
            
                16.60
             |               
            
                16.00
             |                           
            
                16.10
             | 
            
                16.24
             |                     
            
                14.63
             |                                 
            
                370,613
             |            
            
                 
             |                                       
         
    
        
            | 
                12/15/2016
             | 
            
                -0.40 / -2.38%
             |             
            
                16.80
             |           
            
                17.20
             |               
            
                16.40
             |                           
            
                16.40
             | 
            
                16.77
             |                     
            
                14.90
             |                                 
            
                510,813
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/14/2016
             | 
            
                +0.80 / +5.00%
             |             
            
                16.20
             |           
            
                16.80
             |               
            
                16.10
             |                           
            
                16.80
             | 
            
                16.45
             |                     
            
                15.26
             |                                 
            
                283,923
             |            
            
                 
             |                                       
         
    
        
            | 
                12/13/2016
             | 
            
                -0.60 / -3.61%
             |             
            
                16.60
             |           
            
                16.70
             |               
            
                16.00
             |                           
            
                16.00
             | 
            
                16.34
             |                     
            
                14.54
             |                                 
            
                334,965
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/12/2016
             | 
            
                -0.50 / -2.92%
             |             
            
                17.10
             |           
            
                17.10
             |               
            
                16.60
             |                           
            
                16.60
             | 
            
                16.78
             |                     
            
                15.08
             |                                 
            
                294,210
             |            
            
                 
             |                                       
         
    
        
            | 
                12/9/2016
             | 
            
                -0.30 / -1.72%
             |             
            
                17.40
             |           
            
                17.40
             |               
            
                17.00
             |                           
            
                17.10
             | 
            
                17.17
             |                     
            
                15.54
             |                                 
            
                232,410
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/8/2016
             | 
            
                +0.60 / +3.57%
             |             
            
                17.00
             |           
            
                17.40
             |               
            
                16.90
             |                           
            
                17.40
             | 
            
                17.17
             |                     
            
                15.81
             |                                 
            
                174,992
             |            
            
                 
             |                                       
         
    
        
            | 
                12/7/2016
             | 
            
                -0.30 / -1.75%
             |             
            
                17.10
             |           
            
                17.10
             |               
            
                16.70
             |                           
            
                16.80
             | 
            
                16.90
             |                     
            
                15.26
             |                                 
            
                287,468
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/6/2016
             | 
            
                -0.30 / -1.72%
             |             
            
                17.40
             |           
            
                17.50
             |               
            
                16.80
             |                           
            
                17.10
             | 
            
                17.21
             |                     
            
                15.54
             |                                 
            
                341,146
             |            
            
                 
             |                                       
         
    
        
            | 
                12/5/2016
             | 
            
                -0.10 / -0.57%
             |             
            
                17.50
             |           
            
                17.70
             |               
            
                17.30
             |                           
            
                17.40
             | 
            
                17.43
             |                     
            
                15.81
             |                                 
            
                202,410
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/2/2016
             | 
            
                0.00 / 0.00%
             |             
            
                17.40
             |           
            
                17.60
             |               
            
                17.20
             |                           
            
                17.50
             | 
            
                17.37
             |                     
            
                15.90
             |                                 
            
                292,040
             |            
            
                 
             |                                       
         
    
        
            | 
                12/1/2016
             | 
            
                +0.80 / +4.79%
             |             
            
                16.90
             |           
            
                17.80
             |               
            
                16.80
             |                           
            
                17.50
             | 
            
                17.28
             |                     
            
                15.90
             |                                 
            
                913,260
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/30/2016
             | 
            
                +0.10 / +0.60%
             |             
            
                16.50
             |           
            
                16.80
             |               
            
                16.50
             |                           
            
                16.70
             | 
            
                16.71
             |                     
            
                15.17
             |                                 
            
                286,570
             |            
            
                 
             |                                       
         
    
        
            | 
                11/29/2016
             | 
            
                +0.30 / +1.84%
             |             
            
                16.30
             |           
            
                16.90
             |               
            
                16.30
             |                           
            
                16.60
             | 
            
                16.59
             |                     
            
                15.08
             |                                 
            
                430,496
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/28/2016
             | 
            
                -0.20 / -1.21%
             |             
            
                16.60
             |           
            
                16.70
             |               
            
                16.20
             |                           
            
                16.30
             | 
            
                16.50
             |                     
            
                14.81
             |                                 
            
                151,532
             |            
            
                 
             |                                       
         
    
        
            | 
                11/25/2016
             | 
            
                -0.20 / -1.20%
             |             
            
                16.60
             |           
            
                16.80
             |               
            
                16.30
             |                           
            
                16.50
             | 
            
                16.44
             |                     
            
                14.99
             |                                 
            
                198,610
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/24/2016
             | 
            
                -0.10 / -0.60%
             |             
            
                16.80
             |           
            
                16.80
             |               
            
                16.30
             |                           
            
                16.70
             | 
            
                16.55
             |                     
            
                15.17
             |                                 
            
                123,465
             |            
            
                 
             |                                       
         
    
        
            | 
                11/23/2016
             | 
            
                -0.10 / -0.59%
             |             
            
                16.90
             |           
            
                16.90
             |               
            
                16.50
             |                           
            
                16.80
             | 
            
                16.79
             |                     
            
                15.26
             |                                 
            
                218,941
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/22/2016
             | 
            
                +1.30 / +8.33%
             |             
            
                15.60
             |           
            
                16.90
             |               
            
                15.60
             |                           
            
                16.90
             | 
            
                16.39
             |                     
            
                15.35
             |                                 
            
                581,788
             |            
            
                 
             |                                       
         
    
        
            | 
                11/21/2016
             | 
            
                +0.10 / +0.65%
             |             
            
                15.30
             |           
            
                15.60
             |               
            
                15.00
             |                           
            
                15.60
             | 
            
                15.45
             |                     
            
                14.17
             |                                 
            
                131,750
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/18/2016
             | 
            
                +0.10 / +0.65%
             |             
            
                15.40
             |           
            
                15.50
             |               
            
                15.30
             |                           
            
                15.50
             | 
            
                15.44
             |                     
            
                14.08
             |                                 
            
                128,955
             |            
            
                 
             |                                       
         
    
        
            | 
                11/17/2016
             | 
            
                -0.20 / -1.28%
             |             
            
                15.70
             |           
            
                15.70
             |               
            
                15.40
             |                           
            
                15.40
             | 
            
                15.60
             |                     
            
                13.99
             |                                 
            
                373,872
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/16/2016
             | 
            
                0.00 / 0.00%
             |             
            
                15.60
             |           
            
                15.60
             |               
            
                15.40
             |                           
            
                15.60
             | 
            
                15.57
             |                     
            
                14.17
             |                                 
            
                268,281
             |            
            
                 
             |                                       
         
    
        
            | 
                11/15/2016
             | 
            
                0.00 / 0.00%
             |             
            
                15.50
             |           
            
                15.70
             |               
            
                15.50
             |                           
            
                15.60
             | 
            
                15.58
             |                     
            
                14.17
             |                                 
            
                170,468
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/14/2016
             | 
            
                +0.30 / +1.96%
             |             
            
                15.30
             |           
            
                15.60
             |               
            
                15.30
             |                           
            
                15.60
             | 
            
                15.30
             |                     
            
                14.17
             |                                 
            
                173,361
             |            
            
                 
             |                                       
         
    
        
            | 
                11/11/2016
             | 
            
                -0.10 / -0.65%
             |             
            
                15.40
             |           
            
                15.50
             |               
            
                15.30
             |                           
            
                15.30
             | 
            
                15.36
             |                     
            
                13.90
             |                                 
            
                149,442
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/10/2016
             | 
            
                +0.20 / +1.32%
             |             
            
                15.50
             |           
            
                15.60
             |               
            
                15.30
             |                           
            
                15.40
             | 
            
                15.38
             |                     
            
                13.99
             |                                 
            
                154,301
             |            
            
                 
             |                                       
         
    
        
            | 
                11/9/2016
             | 
            
                -0.40 / -2.56%
             |             
            
                15.60
             |           
            
                15.60
             |               
            
                14.50
             |                           
            
                15.20
             | 
            
                15.06
             |                     
            
                13.81
             |                                 
            
                330,252
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/8/2016
             | 
            
                +0.10 / +0.65%
             |             
            
                15.50
             |           
            
                15.60
             |               
            
                15.50
             |                           
            
                15.60
             | 
            
                15.56
             |                     
            
                14.17
             |                                 
            
                93,419
             |            
            
                 
             |                                       
         
    
        
            | 
                11/7/2016
             | 
            
                +0.10 / +0.65%
             |             
            
                15.30
             |           
            
                15.50
             |               
            
                15.30
             |                           
            
                15.50
             | 
            
                15.40
             |                     
            
                14.08
             |                                 
            
                204,260
             |  
            
                 
             |                                                              
             
    
         
    
    
 |