| 
                 
                    Closing price on 12/4/2018
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    97.00 | 
                 
                
                    | High | 
                    97.50 | 
                 
                
                    | Low | 
                    95.50 | 
                     
                
                    | Volume | 
                    850,850 | 
                                 
                
                    | Split-adjusted Price | 
                    57.32 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
GAS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                12/4/2018
             | 
            
                -0.50 / -0.52%
             |             
            
                97.00
             |           
            
                97.50
             |               
            
                95.50
             |                           
            
                96.50
             | 
            
                96.39
             |                     
            
                57.32
             |                                 
            
                850,850
             |            
            
                 
             |                                       
         
    
        
            | 
                12/3/2018
             | 
            
                +6.20 / +6.83%
             |             
            
                94.00
             |           
            
                97.00
             |               
            
                93.20
             |                           
            
                97.00
             | 
            
                94.87
             |                     
            
                57.61
             |                                 
            
                1,357,490
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/30/2018
             | 
            
                +0.70 / +0.78%
             |             
            
                90.20
             |           
            
                91.20
             |               
            
                89.70
             |                           
            
                90.80
             | 
            
                90.42
             |                     
            
                53.93
             |                                 
            
                437,560
             |            
            
                 
             |                                       
         
    
        
            | 
                11/29/2018
             | 
            
                -1.40 / -1.53%
             |             
            
                92.20
             |           
            
                92.20
             |               
            
                89.10
             |                           
            
                90.10
             | 
            
                90.65
             |                     
            
                53.52
             |                                 
            
                908,960
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/28/2018
             | 
            
                +0.90 / +0.99%
             |             
            
                90.60
             |           
            
                92.50
             |               
            
                90.50
             |                           
            
                91.50
             | 
            
                91.13
             |                     
            
                54.35
             |                                 
            
                563,260
             |            
            
                 
             |                                       
         
    
        
            | 
                11/27/2018
             | 
            
                -0.20 / -0.22%
             |             
            
                91.80
             |           
            
                92.40
             |               
            
                90.30
             |                           
            
                90.60
             | 
            
                90.85
             |                     
            
                53.81
             |                                 
            
                529,980
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/26/2018
             | 
            
                -1.70 / -1.84%
             |             
            
                90.60
             |           
            
                91.70
             |               
            
                90.20
             |                           
            
                90.80
             | 
            
                90.73
             |                     
            
                53.93
             |                                 
            
                668,590
             |            
            
                 
             |                                       
         
    
        
            | 
                11/23/2018
             | 
            
                -0.70 / -0.75%
             |             
            
                93.00
             |           
            
                93.60
             |               
            
                92.10
             |                           
            
                92.50
             | 
            
                92.75
             |                     
            
                54.94
             |                                 
            
                292,670
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/22/2018
             | 
            
                -0.70 / -0.75%
             |             
            
                93.90
             |           
            
                95.40
             |               
            
                93.00
             |                           
            
                93.20
             | 
            
                94.19
             |                     
            
                55.36
             |                                 
            
                295,800
             |            
            
                 
             |                                       
         
    
        
            | 
                11/21/2018
             | 
            
                -2.20 / -2.29%
             |             
            
                94.00
             |           
            
                94.50
             |               
            
                93.20
             |                           
            
                93.90
             | 
            
                93.68
             |                     
            
                55.77
             |                                 
            
                734,350
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/20/2018
             | 
            
                -0.30 / -0.31%
             |             
            
                95.80
             |           
            
                96.90
             |               
            
                95.10
             |                           
            
                96.10
             | 
            
                95.83
             |                     
            
                57.08
             |                                 
            
                513,460
             |            
            
                 
             |                                       
         
    
        
            | 
                11/19/2018
             | 
            
                +1.40 / +1.47%
             |             
            
                95.00
             |           
            
                97.00
             |               
            
                95.00
             |                           
            
                96.40
             | 
            
                96.24
             |                     
            
                57.26
             |                                 
            
                516,050
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/16/2018
             | 
            
                +4.60 / +5.09%
             |             
            
                92.50
             |           
            
                95.00
             |               
            
                91.30
             |                           
            
                95.00
             | 
            
                93.12
             |                     
            
                56.43
             |                                 
            
                580,710
             |            
            
                 
             |                                       
         
    
        
            | 
                11/15/2018
             | 
            
                +0.20 / +0.22%
             |             
            
                91.90
             |           
            
                93.00
             |               
            
                90.10
             |                           
            
                90.40
             | 
            
                90.94
             |                     
            
                53.69
             |                                 
            
                612,630
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/14/2018
             | 
            
                -3.70 / -3.94%
             |             
            
                92.00
             |           
            
                93.50
             |               
            
                89.00
             |                           
            
                90.20
             | 
            
                91.06
             |                     
            
                53.57
             |                                 
            
                807,750
             |            
            
                 
             |                                       
         
    
        
            | 
                11/13/2018
             | 
            
                -2.70 / -2.80%
             |             
            
                93.40
             |           
            
                94.80
             |               
            
                93.10
             |                           
            
                93.90
             | 
            
                93.91
             |                     
            
                55.77
             |                                 
            
                438,310
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/12/2018
             | 
            
                +1.60 / +1.68%
             |             
            
                95.00
             |           
            
                97.40
             |               
            
                93.50
             |                           
            
                96.60
             | 
            
                95.66
             |                     
            
                57.38
             |                                 
            
                438,100
             |            
            
                 
             |                                       
         
    
        
            | 
                11/9/2018
             | 
            
                -5.10 / -5.09%
             |             
            
                99.60
             |           
            
                99.60
             |               
            
                95.00
             |                           
            
                95.00
             | 
            
                97.50
             |                     
            
                56.43
             |                                 
            
                681,560
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/8/2018
             | 
            
                +0.30 / +0.30%
             |             
            
                102.00
             |           
            
                102.00
             |               
            
                100.10
             |                           
            
                100.10
             | 
            
                100.77
             |                     
            
                59.45
             |                                 
            
                229,280
             |            
            
                 
             |                                       
         
    
        
            | 
                11/7/2018
             | 
            
                -2.10 / -2.06%
             |             
            
                100.80
             |           
            
                102.00
             |               
            
                99.10
             |                           
            
                99.80
             | 
            
                100.39
             |                     
            
                59.28
             |                                 
            
                605,260
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/6/2018
             | 
            
                -0.40 / -0.39%
             |             
            
                103.70
             |           
            
                104.40
             |               
            
                101.60
             |                           
            
                101.90
             | 
            
                103.21
             |                     
            
                60.52
             |                                 
            
                413,030
             |            
            
                 
             |                                       
         
    
        
            | 
                11/5/2018
             | 
            
                -0.40 / -0.39%
             |             
            
                101.50
             |           
            
                102.50
             |               
            
                99.90
             |                           
            
                102.30
             | 
            
                101.22
             |                     
            
                60.76
             |                                 
            
                460,360
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/2/2018
             | 
            
                +1.20 / +1.18%
             |             
            
                101.30
             |           
            
                102.90
             |               
            
                99.50
             |                           
            
                102.70
             | 
            
                101.52
             |                     
            
                61.00
             |                                 
            
                665,140
             |            
            
                 
             |                                       
         
    
        
            | 
                11/1/2018
             | 
            
                -2.50 / -2.40%
             |             
            
                103.00
             |           
            
                103.40
             |               
            
                101.30
             |                           
            
                101.50
             | 
            
                102.27
             |                     
            
                60.29
             |                                 
            
                282,450
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/31/2018
             | 
            
                +5.00 / +5.05%
             |             
            
                100.50
             |           
            
                104.00
             |               
            
                100.00
             |                           
            
                104.00
             | 
            
                101.92
             |                     
            
                61.77
             |                                 
            
                516,660
             |            
            
                 
             |                                       
         
    
        
            | 
                10/30/2018
             | 
            
                +2.00 / +2.06%
             |             
            
                96.60
             |           
            
                99.50
             |               
            
                96.20
             |                           
            
                99.00
             | 
            
                97.69
             |                     
            
                58.80
             |                                 
            
                526,490
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/29/2018
             | 
            
                -4.80 / -4.72%
             |             
            
                101.60
             |           
            
                101.70
             |               
            
                95.50
             |                           
            
                97.00
             | 
            
                97.78
             |                     
            
                57.61
             |                                 
            
                481,650
             |            
            
                 
             |                                       
         
    
        
            | 
                10/26/2018
             | 
            
                0.00 / 0.00%
             |             
            
                104.00
             |           
            
                104.30
             |               
            
                101.80
             |                           
            
                101.80
             | 
            
                103.08
             |                     
            
                60.46
             |                                 
            
                544,690
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/25/2018
             | 
            
                0.00 / 0.00%
             |             
            
                97.00
             |           
            
                102.00
             |               
            
                95.10
             |                           
            
                101.80
             | 
            
                98.35
             |                     
            
                60.46
             |                                 
            
                695,670
             |            
            
                 
             |                                       
         
    
        
            | 
                10/24/2018
             | 
            
                -7.60 / -6.95%
             |             
            
                107.10
             |           
            
                108.30
             |               
            
                101.80
             |                           
            
                101.80
             | 
            
                104.63
             |                     
            
                60.46
             |                                 
            
                798,130
             |  
            
                 
             |                                                              
             
    
         
    
    
 |