| 
			 
				
					
						
    
        
            | 
                 
                    Closing price on 5/10/2013
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    56.00 | 
                 
                
                    | High | 
                    57.00 | 
                 
                
                    | Low | 
                    55.00 | 
                     
                
                    | Volume | 
                    3,286,950 | 
                                 
                
                    | Split-adjusted Price | 
                    23.50 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
GAS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                5/10/2013
             | 
            
                +0.50 / +0.92%
             |             
            
                56.00
             |           
            
                57.00
             |               
            
                55.00
             |                           
            
                55.00
             | 
            
                55.67
             |                     
            
                23.50
             |                                 
            
                3,286,950
             |            
            
                 
             |                                       
         
    
        
            | 
                5/9/2013
             | 
            
                0.00 / 0.00%
             |             
            
                55.00
             |           
            
                55.50
             |               
            
                54.50
             |                           
            
                54.50
             | 
            
                55.08
             |                     
            
                23.29
             |                                 
            
                925,740
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/8/2013
             | 
            
                +0.50 / +0.93%
             |             
            
                54.50
             |           
            
                55.00
             |               
            
                54.00
             |                           
            
                54.50
             | 
            
                54.58
             |                     
            
                23.29
             |                                 
            
                496,180
             |            
            
                 
             |                                       
         
    
        
            | 
                5/7/2013
             | 
            
                -1.50 / -2.70%
             |             
            
                55.00
             |           
            
                56.00
             |               
            
                54.00
             |                           
            
                54.00
             | 
            
                54.90
             |                     
            
                23.08
             |                                 
            
                568,980
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/6/2013
             | 
            
                +2.50 / +4.72%
             |             
            
                53.50
             |           
            
                55.50
             |               
            
                53.50
             |                           
            
                55.50
             | 
            
                54.32
             |                     
            
                23.72
             |                                 
            
                655,880
             |            
            
                 
             |                                       
         
    
        
            | 
                5/3/2013
             | 
            
                0.00 / 0.00%
             |             
            
                53.00
             |           
            
                54.00
             |               
            
                53.00
             |                           
            
                53.00
             | 
            
                53.30
             |                     
            
                22.65
             |                                 
            
                227,880
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/2/2013
             | 
            
                0.00 / 0.00%
             |             
            
                53.50
             |           
            
                54.00
             |               
            
                53.00
             |                           
            
                53.00
             | 
            
                53.26
             |                     
            
                22.65
             |                                 
            
                368,230
             |            
            
                 
             |                                       
         
    
        
            | 
                4/26/2013
             | 
            
                -1.00 / -1.85%
             |             
            
                54.00
             |           
            
                54.00
             |               
            
                53.00
             |                           
            
                53.00
             | 
            
                53.31
             |                     
            
                22.65
             |                                 
            
                490,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/25/2013
             | 
            
                -0.50 / -0.92%
             |             
            
                54.50
             |           
            
                55.00
             |               
            
                53.50
             |                           
            
                54.00
             | 
            
                54.22
             |                     
            
                23.08
             |                                 
            
                262,520
             |            
            
                 
             |                                       
         
    
        
            | 
                4/24/2013
             | 
            
                +0.50 / +0.93%
             |             
            
                54.50
             |           
            
                54.50
             |               
            
                54.00
             |                           
            
                54.50
             | 
            
                54.13
             |                     
            
                23.29
             |                                 
            
                80,830
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/23/2013
             | 
            
                +1.00 / +1.89%
             |             
            
                54.00
             |           
            
                54.50
             |               
            
                52.50
             |                           
            
                54.00
             | 
            
                53.55
             |                     
            
                23.08
             |                                 
            
                657,370
             |            
            
                 
             |                                       
         
    
        
            | 
                4/22/2013
             | 
            
                -1.00 / -1.85%
             |             
            
                54.00
             |           
            
                54.50
             |               
            
                52.50
             |                           
            
                53.00
             | 
            
                53.28
             |                     
            
                22.65
             |                                 
            
                621,540
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/18/2013
             | 
            
                -1.50 / -2.70%
             |             
            
                55.00
             |           
            
                55.00
             |               
            
                53.50
             |                           
            
                54.00
             | 
            
                54.14
             |                     
            
                23.08
             |                                 
            
                355,410
             |            
            
                 
             |                                       
         
    
        
            | 
                4/17/2013
             | 
            
                +0.50 / +0.91%
             |             
            
                56.00
             |           
            
                56.00
             |               
            
                54.50
             |                           
            
                55.50
             | 
            
                54.85
             |                     
            
                23.72
             |                                 
            
                348,830
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/16/2013
             | 
            
                -0.50 / -0.90%
             |             
            
                55.00
             |           
            
                56.00
             |               
            
                54.00
             |                           
            
                55.00
             | 
            
                54.89
             |                     
            
                23.50
             |                                 
            
                8,968,220
             |            
            
                 
             |                                       
         
    
        
            | 
                4/15/2013
             | 
            
                0.00 / 0.00%
             |             
            
                55.50
             |           
            
                57.00
             |               
            
                54.00
             |                           
            
                55.50
             | 
            
                55.44
             |                     
            
                23.72
             |                                 
            
                774,530
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/12/2013
             | 
            
                -2.00 / -3.48%
             |             
            
                58.00
             |           
            
                58.00
             |               
            
                54.50
             |                           
            
                55.50
             | 
            
                56.35
             |                     
            
                23.72
             |                                 
            
                609,040
             |            
            
                 
             |                                       
         
    
        
            | 
                4/11/2013
             | 
            
                +2.50 / +4.55%
             |             
            
                56.50
             |           
            
                57.50
             |               
            
                55.50
             |                           
            
                57.50
             | 
            
                56.68
             |                     
            
                24.57
             |                                 
            
                717,170
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/10/2013
             | 
            
                -1.50 / -2.65%
             |             
            
                57.00
             |           
            
                60.00
             |               
            
                55.00
             |                           
            
                55.00
             | 
            
                58.50
             |                     
            
                23.50
             |                                 
            
                2,047,410
             |            
            
                 
             |                                       
         
    
        
            | 
                4/9/2013
             | 
            
                +2.50 / +4.63%
             |             
            
                54.00
             |           
            
                57.00
             |               
            
                53.50
             |                           
            
                56.50
             | 
            
                55.44
             |                     
            
                24.15
             |                                 
            
                1,379,610
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/8/2013
             | 
            
                +0.50 / +0.93%
             |             
            
                53.50
             |           
            
                55.00
             |               
            
                53.00
             |                           
            
                54.00
             | 
            
                53.96
             |                     
            
                23.08
             |                                 
            
                385,390
             |            
            
                 
             |                                       
         
    
        
            | 
                4/5/2013
             | 
            
                +1.00 / +1.90%
             |             
            
                53.50
             |           
            
                54.00
             |               
            
                52.50
             |                           
            
                53.50
             | 
            
                53.29
             |                     
            
                22.86
             |                                 
            
                578,450
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/4/2013
             | 
            
                -2.50 / -4.55%
             |             
            
                55.00
             |           
            
                55.00
             |               
            
                52.50
             |                           
            
                52.50
             | 
            
                53.52
             |                     
            
                22.44
             |                                 
            
                1,324,870
             |            
            
                 
             |                                       
         
    
        
            | 
                4/3/2013
             | 
            
                -1.00 / -1.79%
             |             
            
                56.50
             |           
            
                57.00
             |               
            
                54.00
             |                           
            
                55.00
             | 
            
                55.22
             |                     
            
                23.50
             |                                 
            
                811,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/2/2013
             | 
            
                -1.00 / -1.75%
             |             
            
                57.50
             |           
            
                58.50
             |               
            
                56.00
             |                           
            
                56.00
             | 
            
                57.41
             |                     
            
                23.93
             |                                 
            
                1,627,880
             |            
            
                 
             |                                       
         
    
        
            | 
                4/1/2013
             | 
            
                +3.50 / +6.54%
             |             
            
                53.50
             |           
            
                57.00
             |               
            
                53.00
             |                           
            
                57.00
             | 
            
                55.71
             |                     
            
                24.36
             |                                 
            
                2,366,350
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/29/2013
             | 
            
                +0.50 / +0.94%
             |             
            
                53.00
             |           
            
                54.00
             |               
            
                52.00
             |                           
            
                53.50
             | 
            
                53.28
             |                     
            
                22.86
             |                                 
            
                272,890
             |            
            
                 
             |                                       
         
    
        
            | 
                3/28/2013
             | 
            
                +1.00 / +1.92%
             |             
            
                51.50
             |           
            
                55.00
             |               
            
                51.50
             |                           
            
                53.00
             | 
            
                52.83
             |                     
            
                22.65
             |                                 
            
                3,542,170
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/27/2013
             | 
            
                +2.00 / +4.00%
             |             
            
                49.90
             |           
            
                52.00
             |               
            
                49.50
             |                           
            
                52.00
             | 
            
                50.72
             |                     
            
                22.22
             |                                 
            
                707,080
             |            
            
                 
             |                                       
         
    
        
            | 
                3/26/2013
             | 
            
                0.00 / 0.00%
             |             
            
                50.00
             |           
            
                51.00
             |               
            
                49.90
             |                           
            
                50.00
             | 
            
                50.29
             |                     
            
                21.37
             |                                 
            
                231,680
             |  
            
                 
             |                                                              
             
    
         
    
    
 | 
					 
				  | 
			 
				 | 
			 
		  | 
	 
 
		     | 
		    
			    
	
		
			
				 | 
			 
				 | 
			 
				
					
						| 
 Market Update 
        
            
                Last updated at 10:20:01 AM
                                                                
            
            
            
            
        
        
     
 
 | 
					 
				  | 
			 
				 | 
			 
		  | 
	 
   
		     |