| 
                 
                    Closing price on 9/22/2016
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    31.95 | 
                 
                
                    | High | 
                    32.50 | 
                 
                
                    | Low | 
                    30.30 | 
                     
                
                    | Volume | 
                    2,530 | 
                                 
                
                    | Split-adjusted Price | 
                    6.79 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
ACC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                9/22/2016
             | 
            
                -2.20 / -6.77%
             |             
            
                31.95
             |           
            
                32.50
             |               
            
                30.30
             |                           
            
                30.30
             | 
            
                31.23
             |                     
            
                6.79
             |                                 
            
                2,530
             |            
            
                 
             |                                       
         
    
        
            | 
                9/21/2016
             | 
            
                -0.30 / -0.91%
             |             
            
                33.50
             |           
            
                33.50
             |               
            
                32.20
             |                           
            
                32.50
             | 
            
                32.75
             |                     
            
                7.28
             |                                 
            
                1,710
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/20/2016
             | 
            
                +0.60 / +1.86%
             |             
            
                31.70
             |           
            
                33.00
             |               
            
                31.70
             |                           
            
                32.80
             | 
            
                32.30
             |                     
            
                7.35
             |                                 
            
                210
             |            
            
                 
             |                                       
         
    
        
            | 
                9/19/2016
             | 
            
                +0.20 / +0.63%
             |             
            
                32.30
             |           
            
                32.30
             |               
            
                31.10
             |                           
            
                32.20
             | 
            
                31.44
             |                     
            
                7.21
             |                                 
            
                5,980
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/16/2016
             | 
            
                -0.10 / -0.31%
             |             
            
                32.30
             |           
            
                32.30
             |               
            
                32.00
             |                           
            
                32.00
             | 
            
                32.09
             |                     
            
                7.17
             |                                 
            
                3,210
             |            
            
                 
             |                                       
         
    
        
            | 
                9/15/2016
             | 
            
                -0.70 / -2.13%
             |             
            
                32.60
             |           
            
                32.60
             |               
            
                31.00
             |                           
            
                32.10
             | 
            
                31.91
             |                     
            
                7.19
             |                                 
            
                940
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/14/2016
             | 
            
                -0.20 / -0.61%
             |             
            
                33.00
             |           
            
                33.40
             |               
            
                32.70
             |                           
            
                32.80
             | 
            
                32.98
             |                     
            
                7.35
             |                                 
            
                950
             |            
            
                 
             |                                       
         
    
        
            | 
                9/13/2016
             | 
            
                +0.40 / +1.23%
             |             
            
                32.60
             |           
            
                33.00
             |               
            
                32.30
             |                           
            
                33.00
             | 
            
                32.41
             |                     
            
                7.39
             |                                 
            
                2,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/12/2016
             | 
            
                +0.60 / +1.88%
             |             
            
                32.10
             |           
            
                33.90
             |               
            
                32.00
             |                           
            
                32.60
             | 
            
                32.65
             |                     
            
                7.30
             |                                 
            
                6,370
             |            
            
                 
             |                                       
         
    
        
            | 
                9/9/2016
             | 
            
                0.00 / 0.00%
             |             
            
                31.40
             |           
            
                32.40
             |               
            
                31.40
             |                           
            
                32.00
             | 
            
                32.05
             |                     
            
                7.17
             |                                 
            
                27,180
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/8/2016
             | 
            
                +1.60 / +5.26%
             |             
            
                30.30
             |           
            
                32.50
             |               
            
                30.30
             |                           
            
                32.00
             | 
            
                31.49
             |                     
            
                7.17
             |                                 
            
                23,630
             |            
            
                 
             |                                       
         
    
        
            | 
                9/7/2016
             | 
            
                +0.30 / +1.00%
             |             
            
                30.10
             |           
            
                30.40
             |               
            
                30.00
             |                           
            
                30.40
             | 
            
                30.12
             |                     
            
                6.81
             |                                 
            
                10,490
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/6/2016
             | 
            
                -0.50 / -1.63%
             |             
            
                30.50
             |           
            
                30.50
             |               
            
                30.00
             |                           
            
                30.10
             | 
            
                30.30
             |                     
            
                6.74
             |                                 
            
                9,900
             |            
            
                 
             |                                       
         
    
        
            | 
                9/5/2016
             | 
            
                +0.60 / +2.00%
             |             
            
                30.00
             |           
            
                30.60
             |               
            
                30.00
             |                           
            
                30.60
             | 
            
                30.41
             |                     
            
                6.86
             |                                 
            
                15,750
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/1/2016
             | 
            
                -0.50 / -1.64%
             |             
            
                30.50
             |           
            
                31.50
             |               
            
                30.00
             |                           
            
                30.00
             | 
            
                30.50
             |                     
            
                6.72
             |                                 
            
                7,180
             |            
            
                 
             |                                       
         
    
        
            | 
                8/31/2016
             | 
            
                +0.40 / +1.33%
             |             
            
                30.20
             |           
            
                30.50
             |               
            
                30.20
             |                           
            
                30.50
             | 
            
                30.45
             |                     
            
                6.83
             |                                 
            
                2,890
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/30/2016
             | 
            
                -0.10 / -0.33%
             |             
            
                30.10
             |           
            
                30.30
             |               
            
                30.00
             |                           
            
                30.10
             | 
            
                30.10
             |                     
            
                6.74
             |                                 
            
                9,600
             |            
            
                 
             |                                       
         
    
        
            | 
                8/29/2016
             | 
            
                -0.20 / -0.66%
             |             
            
                30.20
             |           
            
                30.30
             |               
            
                30.20
             |                           
            
                30.20
             | 
            
                30.23
             |                     
            
                6.77
             |                                 
            
                1,350
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/26/2016
             | 
            
                +0.40 / +1.33%
             |             
            
                29.50
             |           
            
                30.40
             |               
            
                29.50
             |                           
            
                30.40
             | 
            
                29.64
             |                     
            
                6.81
             |                                 
            
                3,340
             |            
            
                 
             |                                       
         
    
        
            | 
                8/25/2016
             | 
            
                0.00 / 0.00%
             |             
            
                30.00
             |           
            
                30.40
             |               
            
                30.00
             |                           
            
                30.00
             | 
            
                30.08
             |                     
            
                6.72
             |                                 
            
                2,360
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/24/2016
             | 
            
                -0.50 / -1.64%
             |             
            
                30.50
             |           
            
                30.50
             |               
            
                30.00
             |                           
            
                30.00
             | 
            
                30.48
             |                     
            
                6.72
             |                                 
            
                2,100
             |            
            
                 
             |                                       
         
    
        
            | 
                8/23/2016
             | 
            
                +0.50 / +1.67%
             |             
            
                30.90
             |           
            
                31.20
             |               
            
                30.00
             |                           
            
                30.50
             | 
            
                30.27
             |                     
            
                6.83
             |                                 
            
                2,610
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/22/2016
             | 
            
                -0.90 / -2.91%
             |             
            
                30.00
             |           
            
                30.00
             |               
            
                30.00
             |                           
            
                30.00
             | 
            
                30.00
             |                     
            
                6.72
             |                                 
            
                210
             |            
            
                 
             |                                       
         
    
        
            | 
                8/19/2016
             | 
            
                -0.10 / -0.32%
             |             
            
                30.00
             |           
            
                30.90
             |               
            
                29.50
             |                           
            
                30.90
             | 
            
                30.07
             |                     
            
                6.92
             |                                 
            
                3,060
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/18/2016
             | 
            
                0.00 / 0.00%
             |             
            
                30.00
             |           
            
                31.00
             |               
            
                30.00
             |                           
            
                31.00
             | 
            
                30.50
             |                     
            
                6.95
             |                                 
            
                1,010
             |            
            
                 
             |                                       
         
    
        
            | 
                8/17/2016
             | 
            
                +0.40 / +1.31%
             |             
            
                30.40
             |           
            
                31.00
             |               
            
                30.00
             |                           
            
                31.00
             | 
            
                30.22
             |                     
            
                6.95
             |                                 
            
                5,560
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/16/2016
             | 
            
                -0.10 / -0.33%
             |             
            
                30.40
             |           
            
                30.60
             |               
            
                30.00
             |                           
            
                30.60
             | 
            
                30.36
             |                     
            
                6.86
             |                                 
            
                7,180
             |            
            
                 
             |                                       
         
    
        
            | 
                8/15/2016
             | 
            
                -0.30 / -0.97%
             |             
            
                30.00
             |           
            
                30.70
             |               
            
                30.00
             |                           
            
                30.70
             | 
            
                30.35
             |                     
            
                6.88
             |                                 
            
                510
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/12/2016
             | 
            
                +0.90 / +2.99%
             |             
            
                31.80
             |           
            
                31.80
             |               
            
                31.00
             |                           
            
                31.00
             | 
            
                31.48
             |                     
            
                6.95
             |                                 
            
                4,670
             |            
            
                 
             |                                       
         
    
        
            | 
                8/11/2016
             | 
            
                -1.60 / -5.05%
             |             
            
                31.70
             |           
            
                31.70
             |               
            
                30.00
             |                           
            
                30.10
             | 
            
                30.86
             |                     
            
                6.74
             |                                 
            
                810
             |  
            
                 
             |                                                              
             
    
         
    
    
 |