| 
                 
                    Closing price on 12/11/2017
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    21.00 | 
                 
                
                    | High | 
                    21.30 | 
                 
                
                    | Low | 
                    21.00 | 
                     
                
                    | Volume | 
                    310 | 
                                 
                
                    | Split-adjusted Price | 
                    5.11 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
ACC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                12/11/2017
             | 
            
                +0.30 / +1.43%
             |             
            
                21.00
             |           
            
                21.30
             |               
            
                21.00
             |                           
            
                21.30
             | 
            
                21.15
             |                     
            
                5.11
             |                                 
            
                310
             |            
            
                 
             |                                       
         
    
        
            | 
                12/8/2017
             | 
            
                0.00 / 0.00%
             |             
            
                21.00
             |           
            
                21.00
             |               
            
                21.00
             |                           
            
                21.00
             | 
            
                21.00
             |                     
            
                5.04
             |                                 
            
                200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/7/2017
             | 
            
                -0.40 / -1.87%
             |             
            
                20.80
             |           
            
                21.00
             |               
            
                20.70
             |                           
            
                21.00
             | 
            
                20.90
             |                     
            
                5.04
             |                                 
            
                4,020
             |            
            
                 
             |                                       
         
    
        
            | 
                12/6/2017
             | 
            
                +0.10 / +0.47%
             |             
            
                21.00
             |           
            
                21.50
             |               
            
                20.80
             |                           
            
                21.40
             | 
            
                21.00
             |                     
            
                5.13
             |                                 
            
                8,570
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/5/2017
             | 
            
                -0.60 / -2.74%
             |             
            
                21.50
             |           
            
                21.50
             |               
            
                21.00
             |                           
            
                21.30
             | 
            
                21.03
             |                     
            
                5.11
             |                                 
            
                9,320
             |            
            
                 
             |                                       
         
    
        
            | 
                12/4/2017
             | 
            
                -0.10 / -0.45%
             |             
            
                21.50
             |           
            
                22.40
             |               
            
                21.50
             |                           
            
                21.90
             | 
            
                21.83
             |                     
            
                5.25
             |                                 
            
                3,540
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/1/2017
             | 
            
                0.00 / 0.00%
             |             
            
                22.00
             |           
            
                22.00
             |               
            
                21.50
             |                           
            
                22.00
             | 
            
                21.95
             |                     
            
                5.28
             |                                 
            
                4,830
             |            
            
                 
             |                                       
         
    
        
            | 
                11/30/2017
             | 
            
                -0.20 / -0.90%
             |             
            
                21.45
             |           
            
                22.20
             |               
            
                21.45
             |                           
            
                22.00
             | 
            
                21.47
             |                     
            
                5.28
             |                                 
            
                1,190
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/29/2017
             | 
            
                +0.50 / +2.30%
             |             
            
                21.60
             |           
            
                23.00
             |               
            
                21.45
             |                           
            
                22.20
             | 
            
                21.67
             |                     
            
                5.32
             |                                 
            
                5,870
             |            
            
                 
             |                                       
         
    
        
            | 
                11/28/2017
             | 
            
                -0.10 / -0.46%
             |             
            
                21.70
             |           
            
                21.70
             |               
            
                21.30
             |                           
            
                21.70
             | 
            
                21.59
             |                     
            
                5.20
             |                                 
            
                5,330
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/27/2017
             | 
            
                +0.80 / +3.81%
             |             
            
                22.10
             |           
            
                22.10
             |               
            
                21.00
             |                           
            
                21.80
             | 
            
                21.03
             |                     
            
                5.23
             |                                 
            
                11,300
             |            
            
                 
             |                                       
         
    
        
            | 
                11/24/2017
             | 
            
                -1.40 / -6.25%
             |             
            
                22.00
             |           
            
                22.00
             |               
            
                21.00
             |                           
            
                21.00
             | 
            
                21.26
             |                     
            
                5.04
             |                                 
            
                7,380
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/23/2017
             | 
            
                +0.40 / +1.82%
             |             
            
                21.65
             |           
            
                22.40
             |               
            
                21.50
             |                           
            
                22.40
             | 
            
                21.71
             |                     
            
                5.37
             |                                 
            
                2,590
             |            
            
                 
             |                                       
         
    
        
            | 
                11/22/2017
             | 
            
                0.00 / 0.00%
             |             
            
                22.00
             |           
            
                22.30
             |               
            
                21.65
             |                           
            
                22.00
             | 
            
                21.90
             |                     
            
                5.28
             |                                 
            
                1,710
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/21/2017
             | 
            
                -0.10 / -0.45%
             |             
            
                22.00
             |           
            
                22.00
             |               
            
                21.65
             |                           
            
                22.00
             | 
            
                21.91
             |                     
            
                5.28
             |                                 
            
                1,020
             |            
            
                 
             |                                       
         
    
        
            | 
                11/20/2017
             | 
            
                -0.10 / -0.45%
             |             
            
                21.80
             |           
            
                22.30
             |               
            
                21.80
             |                           
            
                22.10
             | 
            
                21.88
             |                     
            
                5.30
             |                                 
            
                1,280
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/17/2017
             | 
            
                -0.40 / -1.77%
             |             
            
                22.50
             |           
            
                22.50
             |               
            
                21.80
             |                           
            
                22.20
             | 
            
                21.92
             |                     
            
                5.32
             |                                 
            
                3,330
             |            
            
                 
             |                                       
         
    
        
            | 
                11/16/2017
             | 
            
                -0.20 / -0.88%
             |             
            
                22.80
             |           
            
                22.80
             |               
            
                21.80
             |                           
            
                22.60
             | 
            
                22.24
             |                     
            
                5.42
             |                                 
            
                5,530
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/15/2017
             | 
            
                -0.30 / -1.30%
             |             
            
                23.10
             |           
            
                23.10
             |               
            
                21.70
             |                           
            
                22.80
             | 
            
                22.01
             |                     
            
                5.47
             |                                 
            
                2,090
             |            
            
                 
             |                                       
         
    
        
            | 
                11/14/2017
             | 
            
                -0.60 / -2.53%
             |             
            
                23.50
             |           
            
                23.50
             |               
            
                22.05
             |                           
            
                23.10
             | 
            
                22.09
             |                     
            
                5.54
             |                                 
            
                3,260
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/13/2017
             | 
            
                +0.40 / +1.72%
             |             
            
                23.30
             |           
            
                23.90
             |               
            
                23.00
             |                           
            
                23.70
             | 
            
                23.48
             |                     
            
                5.68
             |                                 
            
                230
             |            
            
                 
             |                                       
         
    
        
            | 
                11/10/2017
             | 
            
                -0.60 / -2.51%
             |             
            
                22.35
             |           
            
                23.50
             |               
            
                22.35
             |                           
            
                23.30
             | 
            
                22.88
             |                     
            
                5.59
             |                                 
            
                230
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/9/2017
             | 
            
                +0.40 / +1.70%
             |             
            
                21.90
             |           
            
                23.90
             |               
            
                21.90
             |                           
            
                23.90
             | 
            
                22.01
             |                     
            
                5.73
             |                                 
            
                14,040
             |            
            
                 
             |                                       
         
    
        
            | 
                11/8/2017
             | 
            
                -0.35 / -1.47%
             |             
            
                23.50
             |           
            
                23.50
             |               
            
                23.50
             |                           
            
                23.50
             | 
            
                23.50
             |                     
            
                5.64
             |                                 
            
                20
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/7/2017
             | 
            
                -0.15 / -0.63%
             |             
            
                22.45
             |           
            
                23.85
             |               
            
                22.45
             |                           
            
                23.85
             | 
            
                23.85
             |                     
            
                5.72
             |                                 
            
                20
             |            
            
                 
             |                                       
         
    
        
            | 
                11/6/2017
             | 
            
                0.00 / 0.00%
             |             
            
                24.00
             |           
            
                24.00
             |               
            
                24.00
             |                           
            
                24.00
             | 
            
                24.00
             |                     
            
                5.76
             |                                 
            
                10
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/3/2017
             | 
            
                0.00 / 0.00%
             |             
            
                24.00
             |           
            
                24.00
             |               
            
                24.00
             |                           
            
                24.00
             | 
            
                24.00
             |                     
            
                5.76
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                11/2/2017
             | 
            
                +0.30 / +1.27%
             |             
            
                23.50
             |           
            
                24.00
             |               
            
                23.50
             |                           
            
                24.00
             | 
            
                23.91
             |                     
            
                5.76
             |                                 
            
                460
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/1/2017
             | 
            
                +0.30 / +1.28%
             |             
            
                23.40
             |           
            
                23.70
             |               
            
                23.30
             |                           
            
                23.70
             | 
            
                23.40
             |                     
            
                5.68
             |                                 
            
                3,290
             |            
            
                 
             |                                       
         
    
        
            | 
                10/31/2017
             | 
            
                +0.90 / +4.00%
             |             
            
                23.70
             |           
            
                23.70
             |               
            
                22.60
             |                           
            
                23.40
             | 
            
                23.43
             |                     
            
                5.61
             |                                 
            
                6,230
             |  
            
                 
             |                                                              
             
    
         
    
    
 |