| 
                 
                    Closing price on 9/6/2019
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    22.90 | 
                 
                
                    | High | 
                    22.90 | 
                 
                
                    | Low | 
                    22.85 | 
                     
                
                    | Volume | 
                    13,590 | 
                                 
                
                    | Split-adjusted Price | 
                    12.34 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
CNG Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                9/6/2019
             | 
            
                -0.05 / -0.22%
             |             
            
                22.90
             |           
            
                22.90
             |               
            
                22.85
             |                           
            
                22.90
             | 
            
                22.88
             |                     
            
                12.34
             |                                 
            
                13,590
             |            
            
                 
             |                                       
         
    
        
            | 
                9/5/2019
             | 
            
                0.00 / 0.00%
             |             
            
                22.95
             |           
            
                23.05
             |               
            
                22.80
             |                           
            
                22.95
             | 
            
                22.84
             |                     
            
                12.37
             |                                 
            
                10,510
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/4/2019
             | 
            
                +0.15 / +0.66%
             |             
            
                22.75
             |           
            
                22.95
             |               
            
                22.75
             |                           
            
                22.95
             | 
            
                22.85
             |                     
            
                12.37
             |                                 
            
                8,310
             |            
            
                 
             |                                       
         
    
        
            | 
                9/3/2019
             | 
            
                0.00 / 0.00%
             |             
            
                22.85
             |           
            
                23.05
             |               
            
                22.80
             |                           
            
                22.80
             | 
            
                22.88
             |                     
            
                12.29
             |                                 
            
                930
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/30/2019
             | 
            
                -0.15 / -0.65%
             |             
            
                23.00
             |           
            
                23.05
             |               
            
                22.70
             |                           
            
                22.80
             | 
            
                22.95
             |                     
            
                12.29
             |                                 
            
                6,230
             |            
            
                 
             |                                       
         
    
        
            | 
                8/29/2019
             | 
            
                0.00 / 0.00%
             |             
            
                22.95
             |           
            
                23.00
             |               
            
                22.95
             |                           
            
                22.95
             | 
            
                22.96
             |                     
            
                12.37
             |                                 
            
                3,730
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/28/2019
             | 
            
                +0.05 / +0.22%
             |             
            
                23.05
             |           
            
                23.05
             |               
            
                22.95
             |                           
            
                22.95
             | 
            
                23.00
             |                     
            
                12.37
             |                                 
            
                1,020
             |            
            
                 
             |                                       
         
    
        
            | 
                8/27/2019
             | 
            
                -0.10 / -0.43%
             |             
            
                22.90
             |           
            
                23.10
             |               
            
                22.90
             |                           
            
                22.90
             | 
            
                22.98
             |                     
            
                12.34
             |                                 
            
                27,720
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/26/2019
             | 
            
                +0.30 / +1.32%
             |             
            
                22.70
             |           
            
                23.00
             |               
            
                22.65
             |                           
            
                23.00
             | 
            
                22.98
             |                     
            
                12.40
             |                                 
            
                30,200
             |            
            
                 
             |                                       
         
    
        
            | 
                8/23/2019
             | 
            
                0.00 / 0.00%
             |             
            
                22.75
             |           
            
                22.85
             |               
            
                22.70
             |                           
            
                22.70
             | 
            
                22.76
             |                     
            
                12.24
             |                                 
            
                21,440
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/22/2019
             | 
            
                0.00 / 0.00%
             |             
            
                22.60
             |           
            
                23.20
             |               
            
                22.60
             |                           
            
                22.70
             | 
            
                22.67
             |                     
            
                12.24
             |                                 
            
                10,100
             |            
            
                 
             |                                       
         
    
        
            | 
                8/21/2019
             | 
            
                -0.20 / -0.87%
             |             
            
                22.70
             |           
            
                23.00
             |               
            
                22.65
             |                           
            
                22.70
             | 
            
                22.83
             |                     
            
                12.24
             |                                 
            
                37,670
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/20/2019
             | 
            
                -0.10 / -0.43%
             |             
            
                22.90
             |           
            
                22.90
             |               
            
                22.70
             |                           
            
                22.90
             | 
            
                22.81
             |                     
            
                12.34
             |                                 
            
                24,730
             |            
            
                 
             |                                       
         
    
        
            | 
                8/19/2019
             | 
            
                0.00 / 0.00%
             |             
            
                22.80
             |           
            
                23.00
             |               
            
                22.30
             |                           
            
                23.00
             | 
            
                22.69
             |                     
            
                12.40
             |                                 
            
                6,480
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/16/2019
             | 
            
                0.00 / 0.00%
             |             
            
                23.30
             |           
            
                23.30
             |               
            
                22.00
             |                           
            
                23.00
             | 
            
                22.21
             |                     
            
                12.40
             |                                 
            
                47,410
             |            
            
                 
             |                                       
         
    
        
            | 
                8/15/2019
             | 
            
                +0.20 / +0.88%
             |             
            
                22.90
             |           
            
                23.00
             |               
            
                22.40
             |                           
            
                23.00
             | 
            
                22.81
             |                     
            
                12.40
             |                                 
            
                10,830
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/14/2019
             | 
            
                -0.20 / -0.87%
             |             
            
                23.50
             |           
            
                23.50
             |               
            
                22.70
             |                           
            
                22.80
             | 
            
                22.88
             |                     
            
                12.29
             |                                 
            
                8,480
             |            
            
                 
             |                                       
         
    
        
            | 
                8/13/2019
             | 
            
                0.00 / 0.00%
             |             
            
                23.00
             |           
            
                23.50
             |               
            
                22.95
             |                           
            
                23.00
             | 
            
                23.00
             |                     
            
                12.40
             |                                 
            
                8,520
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/12/2019
             | 
            
                0.00 / 0.00%
             |             
            
                23.00
             |           
            
                23.00
             |               
            
                22.90
             |                           
            
                23.00
             | 
            
                22.99
             |                     
            
                12.40
             |                                 
            
                3,740
             |            
            
                 
             |                                       
         
    
        
            | 
                8/9/2019
             | 
            
                -0.20 / -0.86%
             |             
            
                23.00
             |           
            
                23.10
             |               
            
                22.90
             |                           
            
                23.00
             | 
            
                22.99
             |                     
            
                12.40
             |                                 
            
                14,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/8/2019
             | 
            
                +0.40 / +1.75%
             |             
            
                23.50
             |           
            
                23.50
             |               
            
                22.75
             |                           
            
                23.20
             | 
            
                22.93
             |                     
            
                12.51
             |                                 
            
                6,630
             |            
            
                 
             |                                       
         
    
        
            | 
                8/7/2019
             | 
            
                -0.70 / -2.98%
             |             
            
                22.80
             |           
            
                23.20
             |               
            
                22.60
             |                           
            
                22.80
             | 
            
                22.72
             |                     
            
                12.29
             |                                 
            
                8,760
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/6/2019
             | 
            
                -0.30 / -1.26%
             |             
            
                22.80
             |           
            
                23.75
             |               
            
                22.60
             |                           
            
                23.50
             | 
            
                22.78
             |                     
            
                12.67
             |                                 
            
                17,470
             |            
            
                 
             |                                       
         
    
        
            | 
                8/5/2019
             | 
            
                -0.10 / -0.42%
             |             
            
                23.95
             |           
            
                23.95
             |               
            
                23.45
             |                           
            
                23.80
             | 
            
                23.72
             |                     
            
                12.83
             |                                 
            
                1,560
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/2/2019
             | 
            
                +0.40 / +1.70%
             |             
            
                23.10
             |           
            
                23.95
             |               
            
                23.00
             |                           
            
                23.90
             | 
            
                23.21
             |                     
            
                12.88
             |                                 
            
                2,370
             |            
            
                 
             |                                       
         
    
        
            | 
                8/1/2019
             | 
            
                0.00 / 0.00%
             |             
            
                23.50
             |           
            
                23.60
             |               
            
                23.50
             |                           
            
                23.50
             | 
            
                23.53
             |                     
            
                12.67
             |                                 
            
                800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/31/2019
             | 
            
                0.00 / 0.00%
             |             
            
                23.50
             |           
            
                23.60
             |               
            
                23.10
             |                           
            
                23.50
             | 
            
                23.43
             |                     
            
                12.67
             |                                 
            
                11,140
             |            
            
                 
             |                                       
         
    
        
            | 
                7/30/2019
             | 
            
                -0.20 / -0.84%
             |             
            
                23.70
             |           
            
                23.95
             |               
            
                23.50
             |                           
            
                23.50
             | 
            
                23.60
             |                     
            
                12.67
             |                                 
            
                11,780
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/29/2019
             | 
            
                0.00 / 0.00%
             |             
            
                23.70
             |           
            
                23.90
             |               
            
                23.70
             |                           
            
                23.70
             | 
            
                23.77
             |                     
            
                12.77
             |                                 
            
                12,200
             |            
            
                 
             |                                       
         
    
        
            | 
                7/26/2019
             | 
            
                -0.20 / -0.84%
             |             
            
                23.90
             |           
            
                23.90
             |               
            
                23.70
             |                           
            
                23.70
             | 
            
                23.84
             |                     
            
                12.77
             |                                 
            
                10,110
             |  
            
                 
             |                                                              
             
    
         
    
    
 |