| 
                 
                    Closing price on 4/12/2019
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    18.95 | 
                 
                
                    | High | 
                    19.40 | 
                 
                
                    | Low | 
                    18.80 | 
                     
                
                    | Volume | 
                    6,222,464 | 
                                 
                
                    | Split-adjusted Price | 
                    14.58 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
AAA Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                4/12/2019
             | 
            
                +0.45 / +2.38%
             |             
            
                18.95
             |           
            
                19.40
             |               
            
                18.80
             |                           
            
                19.35
             | 
            
                19.13
             |                     
            
                14.58
             |                                 
            
                6,222,464
             |            
            
                 
             |                                       
         
    
        
            | 
                4/11/2019
             | 
            
                +0.40 / +2.16%
             |             
            
                18.45
             |           
            
                18.90
             |               
            
                18.30
             |                           
            
                18.90
             | 
            
                18.63
             |                     
            
                14.24
             |                                 
            
                7,987,060
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/10/2019
             | 
            
                0.00 / 0.00%
             |             
            
                18.30
             |           
            
                19.00
             |               
            
                18.25
             |                           
            
                18.50
             | 
            
                18.64
             |                     
            
                13.94
             |                                 
            
                7,739,930
             |            
            
                 
             |                                       
         
    
        
            | 
                4/9/2019
             | 
            
                -0.40 / -2.12%
             |             
            
                19.20
             |           
            
                19.35
             |               
            
                18.40
             |                           
            
                18.50
             | 
            
                18.80
             |                     
            
                13.94
             |                                 
            
                7,952,870
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/8/2019
             | 
            
                +1.20 / +6.78%
             |             
            
                17.75
             |           
            
                18.90
             |               
            
                17.55
             |                           
            
                18.90
             | 
            
                18.37
             |                     
            
                14.24
             |                                 
            
                9,597,180
             |            
            
                 
             |                                       
         
    
        
            | 
                4/5/2019
             | 
            
                +0.35 / +2.02%
             |             
            
                17.35
             |           
            
                17.80
             |               
            
                17.35
             |                           
            
                17.70
             | 
            
                17.63
             |                     
            
                13.34
             |                                 
            
                4,406,330
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/4/2019
             | 
            
                -0.05 / -0.29%
             |             
            
                17.40
             |           
            
                17.60
             |               
            
                17.25
             |                           
            
                17.35
             | 
            
                17.40
             |                     
            
                13.07
             |                                 
            
                3,135,240
             |            
            
                 
             |                                       
         
    
        
            | 
                4/3/2019
             | 
            
                +0.20 / +1.16%
             |             
            
                17.15
             |           
            
                17.40
             |               
            
                17.00
             |                           
            
                17.40
             | 
            
                17.19
             |                     
            
                13.11
             |                                 
            
                2,860,090
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/2/2019
             | 
            
                -0.10 / -0.58%
             |             
            
                17.30
             |           
            
                17.45
             |               
            
                17.10
             |                           
            
                17.20
             | 
            
                17.25
             |                     
            
                12.96
             |                                 
            
                3,680,500
             |            
            
                 
             |                                       
         
    
        
            | 
                4/1/2019
             | 
            
                +0.45 / +2.67%
             |             
            
                17.00
             |           
            
                17.45
             |               
            
                17.00
             |                           
            
                17.30
             | 
            
                17.28
             |                     
            
                13.04
             |                                 
            
                5,152,510
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/29/2019
             | 
            
                +0.05 / +0.30%
             |             
            
                17.00
             |           
            
                17.15
             |               
            
                16.75
             |                           
            
                16.85
             | 
            
                16.93
             |                     
            
                12.70
             |                                 
            
                2,694,880
             |            
            
                 
             |                                       
         
    
        
            | 
                3/28/2019
             | 
            
                +0.50 / +3.07%
             |             
            
                16.30
             |           
            
                16.95
             |               
            
                16.25
             |                           
            
                16.80
             | 
            
                16.71
             |                     
            
                12.66
             |                                 
            
                4,547,020
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/27/2019
             | 
            
                +0.15 / +0.93%
             |             
            
                16.25
             |           
            
                16.45
             |               
            
                16.25
             |                           
            
                16.30
             | 
            
                16.35
             |                     
            
                12.28
             |                                 
            
                2,738,410
             |            
            
                 
             |                                       
         
    
        
            | 
                3/26/2019
             | 
            
                +0.10 / +0.62%
             |             
            
                16.15
             |           
            
                16.25
             |               
            
                16.00
             |                           
            
                16.15
             | 
            
                16.10
             |                     
            
                12.17
             |                                 
            
                1,411,420
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/25/2019
             | 
            
                -0.25 / -1.53%
             |             
            
                16.10
             |           
            
                16.15
             |               
            
                15.95
             |                           
            
                16.05
             | 
            
                16.04
             |                     
            
                12.09
             |                                 
            
                1,592,100
             |            
            
                 
             |                                       
         
    
        
            | 
                3/22/2019
             | 
            
                +0.20 / +1.24%
             |             
            
                16.20
             |           
            
                16.40
             |               
            
                16.00
             |                           
            
                16.30
             | 
            
                16.23
             |                     
            
                12.28
             |                                 
            
                2,737,410
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/21/2019
             | 
            
                +0.15 / +0.94%
             |             
            
                16.10
             |           
            
                16.50
             |               
            
                16.00
             |                           
            
                16.10
             | 
            
                16.27
             |                     
            
                12.13
             |                                 
            
                3,928,460
             |            
            
                 
             |                                       
         
    
        
            | 
                3/20/2019
             | 
            
                -0.05 / -0.31%
             |             
            
                16.00
             |           
            
                16.05
             |               
            
                15.85
             |                           
            
                15.95
             | 
            
                15.95
             |                     
            
                12.02
             |                                 
            
                1,902,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/19/2019
             | 
            
                -0.40 / -2.44%
             |             
            
                16.40
             |           
            
                16.45
             |               
            
                15.95
             |                           
            
                16.00
             | 
            
                16.16
             |                     
            
                12.06
             |                                 
            
                2,699,140
             |            
            
                 
             |                                       
         
    
        
            | 
                3/18/2019
             | 
            
                +0.10 / +0.61%
             |             
            
                16.30
             |           
            
                16.55
             |               
            
                16.30
             |                           
            
                16.40
             | 
            
                16.41
             |                     
            
                12.36
             |                                 
            
                1,925,760
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/15/2019
             | 
            
                -0.15 / -0.91%
             |             
            
                16.50
             |           
            
                16.50
             |               
            
                16.15
             |                           
            
                16.30
             | 
            
                16.33
             |                     
            
                12.28
             |                                 
            
                1,791,840
             |            
            
                 
             |                                       
         
    
        
            | 
                3/14/2019
             | 
            
                +0.25 / +1.54%
             |             
            
                16.20
             |           
            
                16.60
             |               
            
                16.10
             |                           
            
                16.45
             | 
            
                16.38
             |                     
            
                12.40
             |                                 
            
                3,342,120
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/13/2019
             | 
            
                -0.25 / -1.52%
             |             
            
                16.50
             |           
            
                16.55
             |               
            
                16.20
             |                           
            
                16.20
             | 
            
                16.35
             |                     
            
                12.21
             |                                 
            
                2,461,470
             |            
            
                 
             |                                       
         
    
        
            | 
                3/12/2019
             | 
            
                +0.10 / +0.61%
             |             
            
                16.60
             |           
            
                16.70
             |               
            
                16.35
             |                           
            
                16.45
             | 
            
                16.50
             |                     
            
                12.40
             |                                 
            
                2,630,940
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/11/2019
             | 
            
                +0.55 / +3.48%
             |             
            
                15.90
             |           
            
                16.35
             |               
            
                15.75
             |                           
            
                16.35
             | 
            
                16.06
             |                     
            
                12.32
             |                                 
            
                2,809,120
             |            
            
                 
             |                                       
         
    
        
            | 
                3/8/2019
             | 
            
                -0.65 / -3.95%
             |             
            
                16.30
             |           
            
                16.35
             |               
            
                15.80
             |                           
            
                15.80
             | 
            
                16.05
             |                     
            
                11.91
             |                                 
            
                3,246,490
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/7/2019
             | 
            
                -0.20 / -1.20%
             |             
            
                16.95
             |           
            
                17.05
             |               
            
                16.45
             |                           
            
                16.45
             | 
            
                16.78
             |                     
            
                12.40
             |                                 
            
                3,522,170
             |            
            
                 
             |                                       
         
    
        
            | 
                3/6/2019
             | 
            
                +0.05 / +0.30%
             |             
            
                16.40
             |           
            
                16.70
             |               
            
                16.30
             |                           
            
                16.65
             | 
            
                16.49
             |                     
            
                12.55
             |                                 
            
                2,435,820
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/5/2019
             | 
            
                +0.15 / +0.91%
             |             
            
                16.60
             |           
            
                17.45
             |               
            
                16.50
             |                           
            
                16.60
             | 
            
                16.89
             |                     
            
                12.51
             |                                 
            
                4,707,470
             |            
            
                 
             |                                       
         
    
        
            | 
                3/4/2019
             | 
            
                +1.05 / +6.82%
             |             
            
                15.50
             |           
            
                16.45
             |               
            
                15.50
             |                           
            
                16.45
             | 
            
                16.17
             |                     
            
                12.40
             |                                 
            
                3,629,840
             |  
            
                 
             |                                                              
             
    
         
    
    
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