| 
                 
                    Closing price on 12/20/2018
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    42.70 | 
                 
                
                    | High | 
                    42.70 | 
                 
                
                    | Low | 
                    42.70 | 
                     
                
                    | Volume | 
                    200 | 
                                 
                
                    | Split-adjusted Price | 
                    15.56 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
NTP Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                12/20/2018
             | 
            
                +0.20 / +0.47%
             |             
            
                42.70
             |           
            
                42.70
             |               
            
                42.70
             |                           
            
                42.70
             | 
            
                42.70
             |                     
            
                15.56
             |                                 
            
                200
             |            
            
                 
             |                                       
         
    
        
            | 
                12/19/2018
             | 
            
                +0.50 / +1.19%
             |             
            
                42.00
             |           
            
                42.50
             |               
            
                42.00
             |                           
            
                42.50
             | 
            
                42.10
             |                     
            
                15.49
             |                                 
            
                6,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/18/2018
             | 
            
                0.00 / 0.00%
             |             
            
                41.00
             |           
            
                42.00
             |               
            
                41.00
             |                           
            
                42.00
             | 
            
                41.04
             |                     
            
                15.31
             |                                 
            
                2,500
             |            
            
                 
             |                                       
         
    
        
            | 
                12/17/2018
             | 
            
                0.00 / 0.00%
             |             
            
                42.00
             |           
            
                42.00
             |               
            
                42.00
             |                           
            
                42.00
             | 
            
                42.00
             |                     
            
                15.31
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/14/2018
             | 
            
                0.00 / 0.00%
             |             
            
                42.00
             |           
            
                42.00
             |               
            
                42.00
             |                           
            
                42.00
             | 
            
                42.00
             |                     
            
                15.31
             |                                 
            
                200
             |            
            
                 
             |                                       
         
    
        
            | 
                12/13/2018
             | 
            
                0.00 / 0.00%
             |             
            
                42.00
             |           
            
                42.00
             |               
            
                42.00
             |                           
            
                42.00
             | 
            
                42.00
             |                     
            
                15.31
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/12/2018
             | 
            
                0.00 / 0.00%
             |             
            
                42.00
             |           
            
                42.00
             |               
            
                42.00
             |                           
            
                42.00
             | 
            
                42.00
             |                     
            
                15.31
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                12/11/2018
             | 
            
                0.00 / 0.00%
             |             
            
                42.00
             |           
            
                42.00
             |               
            
                41.90
             |                           
            
                42.00
             | 
            
                42.00
             |                     
            
                15.31
             |                                 
            
                4,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/10/2018
             | 
            
                0.00 / 0.00%
             |             
            
                42.00
             |           
            
                42.00
             |               
            
                42.00
             |                           
            
                42.00
             | 
            
                42.00
             |                     
            
                15.31
             |                                 
            
                800
             |            
            
                 
             |                                       
         
    
        
            | 
                12/7/2018
             | 
            
                0.00 / 0.00%
             |             
            
                42.50
             |           
            
                42.50
             |               
            
                42.00
             |                           
            
                42.00
             | 
            
                42.42
             |                     
            
                15.31
             |                                 
            
                600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/6/2018
             | 
            
                -1.50 / -3.45%
             |             
            
                43.00
             |           
            
                43.00
             |               
            
                41.50
             |                           
            
                42.00
             | 
            
                42.63
             |                     
            
                15.31
             |                                 
            
                2,700
             |            
            
                 
             |                                       
         
    
        
            | 
                12/5/2018
             | 
            
                +0.50 / +1.16%
             |             
            
                43.00
             |           
            
                43.50
             |               
            
                43.00
             |                           
            
                43.50
             | 
            
                43.04
             |                     
            
                15.85
             |                                 
            
                5,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/4/2018
             | 
            
                0.00 / 0.00%
             |             
            
                43.00
             |           
            
                43.00
             |               
            
                43.00
             |                           
            
                43.00
             | 
            
                43.00
             |                     
            
                15.67
             |                                 
            
                3,100
             |            
            
                 
             |                                       
         
    
        
            | 
                12/3/2018
             | 
            
                +1.10 / +2.63%
             |             
            
                42.00
             |           
            
                43.00
             |               
            
                42.00
             |                           
            
                43.00
             | 
            
                42.91
             |                     
            
                15.67
             |                                 
            
                1,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/30/2018
             | 
            
                -1.10 / -2.56%
             |             
            
                41.80
             |           
            
                41.90
             |               
            
                41.80
             |                           
            
                41.90
             | 
            
                41.85
             |                     
            
                15.27
             |                                 
            
                200
             |            
            
                 
             |                                       
         
    
        
            | 
                11/29/2018
             | 
            
                +2.00 / +4.88%
             |             
            
                41.10
             |           
            
                43.00
             |               
            
                41.00
             |                           
            
                43.00
             | 
            
                41.32
             |                     
            
                15.67
             |                                 
            
                3,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/28/2018
             | 
            
                -1.00 / -2.38%
             |             
            
                41.00
             |           
            
                41.00
             |               
            
                41.00
             |                           
            
                41.00
             | 
            
                41.00
             |                     
            
                14.94
             |                                 
            
                800
             |            
            
                 
             |                                       
         
    
        
            | 
                11/27/2018
             | 
            
                +1.00 / +2.44%
             |             
            
                41.00
             |           
            
                42.00
             |               
            
                41.00
             |                           
            
                42.00
             | 
            
                41.39
             |                     
            
                15.31
             |                                 
            
                2,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/26/2018
             | 
            
                -2.90 / -6.61%
             |             
            
                44.50
             |           
            
                44.50
             |               
            
                41.00
             |                           
            
                41.00
             | 
            
                41.59
             |                     
            
                14.94
             |                                 
            
                1,100
             |            
            
                 
             |                                       
         
    
        
            | 
                11/23/2018
             | 
            
                +1.90 / +4.52%
             |             
            
                42.00
             |           
            
                43.90
             |               
            
                42.00
             |                           
            
                43.90
             | 
            
                42.63
             |                     
            
                16.00
             |                                 
            
                300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/22/2018
             | 
            
                -0.30 / -0.71%
             |             
            
                44.90
             |           
            
                46.50
             |               
            
                41.60
             |                           
            
                42.00
             | 
            
                43.89
             |                     
            
                15.31
             |                                 
            
                1,100
             |            
            
                 
             |                                       
         
    
        
            | 
                11/21/2018
             | 
            
                +0.30 / +0.71%
             |             
            
                42.30
             |           
            
                42.30
             |               
            
                42.30
             |                           
            
                42.30
             | 
            
                42.30
             |                     
            
                15.42
             |                                 
            
                500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/20/2018
             | 
            
                +0.50 / +1.20%
             |             
            
                41.50
             |           
            
                43.00
             |               
            
                41.50
             |                           
            
                42.00
             | 
            
                42.09
             |                     
            
                15.31
             |                                 
            
                3,200
             |            
            
                 
             |                                       
         
    
        
            | 
                11/19/2018
             | 
            
                -3.00 / -6.74%
             |             
            
                43.90
             |           
            
                44.00
             |               
            
                41.50
             |                           
            
                41.50
             | 
            
                42.43
             |                     
            
                15.13
             |                                 
            
                2,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/16/2018
             | 
            
                +0.70 / +1.60%
             |             
            
                43.90
             |           
            
                44.50
             |               
            
                43.90
             |                           
            
                44.50
             | 
            
                44.08
             |                     
            
                16.22
             |                                 
            
                1,000
             |            
            
                 
             |                                       
         
    
        
            | 
                11/15/2018
             | 
            
                +2.30 / +5.54%
             |             
            
                41.50
             |           
            
                45.00
             |               
            
                41.50
             |                           
            
                43.80
             | 
            
                41.85
             |                     
            
                15.96
             |                                 
            
                8,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/14/2018
             | 
            
                0.00 / 0.00%
             |             
            
                41.00
             |           
            
                41.90
             |               
            
                41.00
             |                           
            
                41.50
             | 
            
                41.46
             |                     
            
                15.13
             |                                 
            
                3,300
             |            
            
                 
             |                                       
         
    
        
            | 
                11/13/2018
             | 
            
                -0.50 / -1.19%
             |             
            
                41.00
             |           
            
                41.50
             |               
            
                41.00
             |                           
            
                41.50
             | 
            
                41.38
             |                     
            
                15.13
             |                                 
            
                2,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/12/2018
             | 
            
                -0.20 / -0.47%
             |             
            
                42.00
             |           
            
                42.00
             |               
            
                42.00
             |                           
            
                42.00
             | 
            
                42.00
             |                     
            
                15.31
             |                                 
            
                1,000
             |            
            
                 
             |                                       
         
    
        
            | 
                11/9/2018
             | 
            
                0.00 / 0.00%
             |             
            
                42.20
             |           
            
                42.20
             |               
            
                42.20
             |                           
            
                42.20
             | 
            
                42.20
             |                     
            
                15.38
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
         
    
    
 |