| 
                 
                    Closing price on 8/8/2018
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    37.50 | 
                 
                
                    | High | 
                    37.50 | 
                 
                
                    | Low | 
                    37.50 | 
                     
                
                    | Volume | 
                    0 | 
                                 
                
                    | Split-adjusted Price | 
                    32.81 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
NCS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                8/8/2018
             | 
            
                0.00 / 0.00%
             |             
            
                37.50
             |           
            
                37.50
             |               
            
                37.50
             |                           
            
                37.50
             | 
            
                37.50
             |                     
            
                32.81
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                8/7/2018
             | 
            
                -0.20 / -0.53%
             |             
            
                37.70
             |           
            
                37.70
             |               
            
                37.50
             |                           
            
                37.50
             | 
            
                37.52
             |                     
            
                32.81
             |                                 
            
                1,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/6/2018
             | 
            
                +0.20 / +0.53%
             |             
            
                37.80
             |           
            
                37.80
             |               
            
                37.70
             |                           
            
                37.70
             | 
            
                37.76
             |                     
            
                32.98
             |                                 
            
                800
             |            
            
                 
             |                                       
         
    
        
            | 
                8/3/2018
             | 
            
                +0.10 / +0.27%
             |             
            
                37.50
             |           
            
                37.50
             |               
            
                37.50
             |                           
            
                37.50
             | 
            
                37.50
             |                     
            
                32.81
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/2/2018
             | 
            
                -0.10 / -0.27%
             |             
            
                37.60
             |           
            
                37.60
             |               
            
                37.40
             |                           
            
                37.40
             | 
            
                37.47
             |                     
            
                32.72
             |                                 
            
                1,400
             |            
            
                 
             |                                       
         
    
        
            | 
                8/1/2018
             | 
            
                +0.50 / +1.35%
             |             
            
                37.50
             |           
            
                37.50
             |               
            
                37.40
             |                           
            
                37.50
             | 
            
                37.49
             |                     
            
                32.81
             |                                 
            
                3,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/31/2018
             | 
            
                -0.70 / -1.86%
             |             
            
                37.70
             |           
            
                37.70
             |               
            
                37.00
             |                           
            
                37.00
             | 
            
                37.38
             |                     
            
                32.37
             |                                 
            
                2,500
             |            
            
                 
             |                                       
         
    
        
            | 
                7/30/2018
             | 
            
                0.00 / 0.00%
             |             
            
                37.70
             |           
            
                37.90
             |               
            
                37.10
             |                           
            
                37.70
             | 
            
                37.68
             |                     
            
                32.98
             |                                 
            
                2,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/27/2018
             | 
            
                -0.50 / -1.31%
             |             
            
                37.80
             |           
            
                37.80
             |               
            
                37.60
             |                           
            
                37.60
             | 
            
                37.70
             |                     
            
                32.90
             |                                 
            
                1,000
             |            
            
                 
             |                                       
         
    
        
            | 
                7/26/2018
             | 
            
                +0.20 / +0.53%
             |             
            
                37.90
             |           
            
                38.10
             |               
            
                37.90
             |                           
            
                38.10
             | 
            
                37.92
             |                     
            
                33.33
             |                                 
            
                1,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/25/2018
             | 
            
                -0.30 / -0.79%
             |             
            
                38.00
             |           
            
                38.10
             |               
            
                37.80
             |                           
            
                37.90
             | 
            
                37.95
             |                     
            
                33.16
             |                                 
            
                2,800
             |            
            
                 
             |                                       
         
    
        
            | 
                7/24/2018
             | 
            
                -0.40 / -1.04%
             |             
            
                38.60
             |           
            
                38.60
             |               
            
                38.00
             |                           
            
                38.20
             | 
            
                38.11
             |                     
            
                33.42
             |                                 
            
                2,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/23/2018
             | 
            
                0.00 / 0.00%
             |             
            
                38.60
             |           
            
                38.60
             |               
            
                38.60
             |                           
            
                38.60
             | 
            
                38.60
             |                     
            
                33.77
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                7/20/2018
             | 
            
                -0.30 / -0.77%
             |             
            
                38.60
             |           
            
                38.60
             |               
            
                38.60
             |                           
            
                38.60
             | 
            
                38.60
             |                     
            
                33.77
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/19/2018
             | 
            
                0.00 / 0.00%
             |             
            
                39.00
             |           
            
                39.00
             |               
            
                38.90
             |                           
            
                38.90
             | 
            
                38.96
             |                     
            
                34.03
             |                                 
            
                2,200
             |            
            
                 
             |                                       
         
    
        
            | 
                7/18/2018
             | 
            
                +0.40 / +1.04%
             |             
            
                38.90
             |           
            
                38.90
             |               
            
                38.80
             |                           
            
                38.90
             | 
            
                38.88
             |                     
            
                34.03
             |                                 
            
                85,475
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/17/2018
             | 
            
                0.00 / 0.00%
             |             
            
                38.30
             |           
            
                38.50
             |               
            
                38.30
             |                           
            
                38.50
             | 
            
                38.47
             |                     
            
                33.68
             |                                 
            
                1,200
             |            
            
                 
             |                                       
         
    
        
            | 
                7/16/2018
             | 
            
                +1.40 / +3.77%
             |             
            
                37.40
             |           
            
                39.00
             |               
            
                37.10
             |                           
            
                38.50
             | 
            
                38.04
             |                     
            
                33.68
             |                                 
            
                3,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/13/2018
             | 
            
                +0.30 / +0.82%
             |             
            
                37.00
             |           
            
                37.40
             |               
            
                36.80
             |                           
            
                36.80
             | 
            
                37.13
             |                     
            
                32.20
             |                                 
            
                1,500
             |            
            
                 
             |                                       
         
    
        
            | 
                7/12/2018
             | 
            
                -0.50 / -1.35%
             |             
            
                36.50
             |           
            
                36.50
             |               
            
                36.50
             |                           
            
                36.50
             | 
            
                36.50
             |                     
            
                31.93
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/11/2018
             | 
            
                0.00 / 0.00%
             |             
            
                36.90
             |           
            
                37.00
             |               
            
                36.90
             |                           
            
                37.00
             | 
            
                36.94
             |                     
            
                32.37
             |                                 
            
                1,300
             |            
            
                 
             |                                       
         
    
        
            | 
                7/10/2018
             | 
            
                +0.50 / +1.37%
             |             
            
                36.50
             |           
            
                37.00
             |               
            
                36.50
             |                           
            
                37.00
             | 
            
                36.86
             |                     
            
                32.37
             |                                 
            
                3,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/9/2018
             | 
            
                +0.40 / +1.11%
             |             
            
                36.50
             |           
            
                36.50
             |               
            
                36.50
             |                           
            
                36.50
             | 
            
                36.50
             |                     
            
                31.93
             |                                 
            
                700
             |            
            
                 
             |                                       
         
    
        
            | 
                7/6/2018
             | 
            
                -0.50 / -1.37%
             |             
            
                36.10
             |           
            
                36.10
             |               
            
                36.10
             |                           
            
                36.10
             | 
            
                36.10
             |                     
            
                31.58
             |                                 
            
                700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/5/2018
             | 
            
                -0.40 / -1.08%
             |             
            
                37.00
             |           
            
                37.00
             |               
            
                36.60
             |                           
            
                36.60
             | 
            
                36.74
             |                     
            
                32.02
             |                                 
            
                900
             |            
            
                 
             |                                       
         
    
        
            | 
                7/4/2018
             | 
            
                +0.50 / +1.37%
             |             
            
                36.30
             |           
            
                37.00
             |               
            
                36.30
             |                           
            
                37.00
             | 
            
                36.80
             |                     
            
                32.37
             |                                 
            
                700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/3/2018
             | 
            
                -0.50 / -1.35%
             |             
            
                37.00
             |           
            
                37.00
             |               
            
                36.50
             |                           
            
                36.50
             | 
            
                36.63
             |                     
            
                31.93
             |                                 
            
                26,900
             |            
            
                 
             |                                       
         
    
        
            | 
                7/2/2018
             | 
            
                -0.80 / -2.12%
             |             
            
                37.00
             |           
            
                37.10
             |               
            
                37.00
             |                           
            
                37.00
             | 
            
                37.00
             |                     
            
                32.37
             |                                 
            
                5,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/29/2018
             | 
            
                -1.00 / -2.63%
             |             
            
                38.00
             |           
            
                38.00
             |               
            
                37.00
             |                           
            
                37.00
             | 
            
                37.83
             |                     
            
                32.37
             |                                 
            
                4,800
             |            
            
                 
             |                                       
         
    
        
            | 
                6/28/2018
             | 
            
                +0.10 / +0.26%
             |             
            
                37.90
             |           
            
                38.00
             |               
            
                37.90
             |                           
            
                38.00
             | 
            
                37.95
             |                     
            
                33.25
             |                                 
            
                200
             |  
            
                 
             |                                                              
             
    
         
    
    
 |