| 
                 
                    Closing price on 1/31/2018
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    31.20 | 
                 
                
                    | High | 
                    32.40 | 
                 
                
                    | Low | 
                    31.20 | 
                     
                
                    | Volume | 
                    69,950 | 
                                 
                
                    | Split-adjusted Price | 
                    14.49 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
CNG Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                1/31/2018
             | 
            
                0.00 / 0.00%
             |             
            
                31.20
             |           
            
                32.40
             |               
            
                31.20
             |                           
            
                31.20
             | 
            
                31.25
             |                     
            
                14.49
             |                                 
            
                69,950
             |            
            
                 
             |                                       
         
    
        
            | 
                1/30/2018
             | 
            
                -0.90 / -2.80%
             |             
            
                31.90
             |           
            
                31.90
             |               
            
                31.00
             |                           
            
                31.20
             | 
            
                31.33
             |                     
            
                14.49
             |                                 
            
                118,610
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/29/2018
             | 
            
                -0.10 / -0.31%
             |             
            
                32.20
             |           
            
                32.20
             |               
            
                31.55
             |                           
            
                32.10
             | 
            
                31.99
             |                     
            
                14.91
             |                                 
            
                113,240
             |            
            
                 
             |                                       
         
    
        
            | 
                1/26/2018
             | 
            
                -0.70 / -2.13%
             |             
            
                32.90
             |           
            
                32.90
             |               
            
                32.00
             |                           
            
                32.20
             | 
            
                32.32
             |                     
            
                14.95
             |                                 
            
                81,990
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/25/2018
             | 
            
                +1.90 / +6.13%
             |             
            
                31.00
             |           
            
                33.15
             |               
            
                31.00
             |                           
            
                32.90
             | 
            
                32.45
             |                     
            
                15.28
             |                                 
            
                359,490
             |            
            
                 
             |                                       
         
    
        
            | 
                1/22/2018
             | 
            
                +0.80 / +2.65%
             |             
            
                30.20
             |           
            
                31.50
             |               
            
                29.60
             |                           
            
                31.00
             | 
            
                30.33
             |                     
            
                14.40
             |                                 
            
                78,760
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/19/2018
             | 
            
                +0.55 / +1.85%
             |             
            
                30.75
             |           
            
                30.75
             |               
            
                30.00
             |                           
            
                30.20
             | 
            
                30.19
             |                     
            
                14.02
             |                                 
            
                15,400
             |            
            
                 
             |                                       
         
    
        
            | 
                1/18/2018
             | 
            
                -0.70 / -2.31%
             |             
            
                30.00
             |           
            
                30.30
             |               
            
                29.50
             |                           
            
                29.65
             | 
            
                29.80
             |                     
            
                13.77
             |                                 
            
                63,330
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/17/2018
             | 
            
                -0.35 / -1.14%
             |             
            
                30.50
             |           
            
                30.50
             |               
            
                30.30
             |                           
            
                30.35
             | 
            
                30.39
             |                     
            
                14.09
             |                                 
            
                78,520
             |            
            
                 
             |                                       
         
    
        
            | 
                1/16/2018
             | 
            
                +0.20 / +0.66%
             |             
            
                30.40
             |           
            
                30.70
             |               
            
                30.40
             |                           
            
                30.70
             | 
            
                30.46
             |                     
            
                14.26
             |                                 
            
                52,270
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/15/2018
             | 
            
                -0.30 / -0.97%
             |             
            
                30.50
             |           
            
                31.20
             |               
            
                30.45
             |                           
            
                30.50
             | 
            
                30.58
             |                     
            
                14.16
             |                                 
            
                73,370
             |            
            
                 
             |                                       
         
    
        
            | 
                1/12/2018
             | 
            
                -0.10 / -0.32%
             |             
            
                30.90
             |           
            
                31.40
             |               
            
                30.70
             |                           
            
                30.80
             | 
            
                30.90
             |                     
            
                14.30
             |                                 
            
                41,650
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/11/2018
             | 
            
                -0.20 / -0.64%
             |             
            
                31.10
             |           
            
                31.10
             |               
            
                30.70
             |                           
            
                30.90
             | 
            
                30.90
             |                     
            
                14.35
             |                                 
            
                59,960
             |            
            
                 
             |                                       
         
    
        
            | 
                1/10/2018
             | 
            
                -0.20 / -0.64%
             |             
            
                31.20
             |           
            
                31.80
             |               
            
                31.00
             |                           
            
                31.10
             | 
            
                31.30
             |                     
            
                14.44
             |                                 
            
                67,870
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/9/2018
             | 
            
                +1.10 / +3.64%
             |             
            
                30.10
             |           
            
                31.50
             |               
            
                30.10
             |                           
            
                31.30
             | 
            
                30.70
             |                     
            
                14.54
             |                                 
            
                53,720
             |            
            
                 
             |                                       
         
    
        
            | 
                1/8/2018
             | 
            
                -0.70 / -2.27%
             |             
            
                31.00
             |           
            
                31.00
             |               
            
                30.00
             |                           
            
                30.20
             | 
            
                30.40
             |                     
            
                14.02
             |                                 
            
                87,360
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/5/2018
             | 
            
                -0.10 / -0.32%
             |             
            
                31.30
             |           
            
                31.30
             |               
            
                30.70
             |                           
            
                30.90
             | 
            
                30.95
             |                     
            
                14.35
             |                                 
            
                34,830
             |            
            
                 
             |                                       
         
    
        
            | 
                1/4/2018
             | 
            
                -1.00 / -3.13%
             |             
            
                32.00
             |           
            
                32.00
             |               
            
                31.00
             |                           
            
                31.00
             | 
            
                31.20
             |                     
            
                14.40
             |                                 
            
                278,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/3/2018
             | 
            
                +0.75 / +2.40%
             |             
            
                31.10
             |           
            
                32.00
             |               
            
                31.00
             |                           
            
                32.00
             | 
            
                31.23
             |                     
            
                14.86
             |                                 
            
                280,730
             |            
            
                 
             |                                       
         
    
        
            | 
                1/2/2018
             | 
            
                -0.65 / -2.04%
             |             
            
                32.70
             |           
            
                32.70
             |               
            
                31.00
             |                           
            
                31.25
             | 
            
                31.56
             |                     
            
                14.51
             |                                 
            
                259,780
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/29/2017
             | 
            
                -0.95 / -2.89%
             |             
            
                32.85
             |           
            
                32.85
             |               
            
                31.60
             |                           
            
                31.90
             | 
            
                32.03
             |                     
            
                14.81
             |                                 
            
                285,360
             |            
            
                 
             |                                       
         
    
        
            | 
                12/28/2017
             | 
            
                +0.65 / +2.02%
             |             
            
                32.50
             |           
            
                33.30
             |               
            
                31.60
             |                           
            
                32.85
             | 
            
                32.42
             |                     
            
                15.26
             |                                 
            
                269,680
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/27/2017
             | 
            
                +0.20 / +0.63%
             |             
            
                32.90
             |           
            
                33.50
             |               
            
                32.20
             |                           
            
                32.20
             | 
            
                32.87
             |                     
            
                14.95
             |                                 
            
                308,360
             |            
            
                 
             |                                       
         
    
        
            | 
                12/26/2017
             | 
            
                +2.00 / +6.67%
             |             
            
                30.00
             |           
            
                32.10
             |               
            
                30.00
             |                           
            
                32.00
             | 
            
                31.51
             |                     
            
                14.86
             |                                 
            
                125,870
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/25/2017
             | 
            
                -0.50 / -1.64%
             |             
            
                30.50
             |           
            
                30.90
             |               
            
                30.00
             |                           
            
                30.00
             | 
            
                30.34
             |                     
            
                13.93
             |                                 
            
                66,320
             |            
            
                 
             |                                       
         
    
        
            | 
                12/22/2017
             | 
            
                -1.10 / -3.48%
             |             
            
                31.60
             |           
            
                31.60
             |               
            
                30.00
             |                           
            
                30.50
             | 
            
                30.23
             |                     
            
                14.16
             |                                 
            
                270,340
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/21/2017
             | 
            
                +0.30 / +0.96%
             |             
            
                31.60
             |           
            
                31.80
             |               
            
                31.00
             |                           
            
                31.60
             | 
            
                31.41
             |                     
            
                14.68
             |                                 
            
                377,280
             |            
            
                 
             |                                       
         
    
        
            | 
                12/20/2017
             | 
            
                +1.25 / +4.16%
             |             
            
                32.00
             |           
            
                32.00
             |               
            
                30.80
             |                           
            
                31.30
             | 
            
                31.44
             |                     
            
                14.54
             |                                 
            
                701,450
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/19/2017
             | 
            
                +1.95 / +6.94%
             |             
            
                28.50
             |           
            
                30.05
             |               
            
                28.40
             |                           
            
                30.05
             | 
            
                29.86
             |                     
            
                13.96
             |                                 
            
                652,450
             |            
            
                 
             |                                       
         
    
        
            | 
                12/18/2017
             | 
            
                -0.30 / -1.06%
             |             
            
                28.00
             |           
            
                28.95
             |               
            
                28.00
             |                           
            
                28.10
             | 
            
                28.14
             |                     
            
                13.05
             |                                 
            
                349,380
             |  
            
                 
             |                                                              
             
    
         
    
    
 |