| 
                 
                    Closing price on 8/15/2017
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    33.30 | 
                 
                
                    | High | 
                    33.70 | 
                 
                
                    | Low | 
                    33.00 | 
                     
                
                    | Volume | 
                    184,989 | 
                                 
                
                    | Split-adjusted Price | 
                    19.08 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PVI Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                8/15/2017
             | 
            
                +0.40 / +1.20%
             |             
            
                33.30
             |           
            
                33.70
             |               
            
                33.00
             |                           
            
                33.70
             | 
            
                33.39
             |                     
            
                19.08
             |                                 
            
                184,989
             |            
            
                 
             |                                       
         
    
        
            | 
                8/14/2017
             | 
            
                +0.10 / +0.30%
             |             
            
                33.00
             |           
            
                33.50
             |               
            
                33.00
             |                           
            
                33.30
             | 
            
                33.32
             |                     
            
                18.85
             |                                 
            
                178,593
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/11/2017
             | 
            
                +0.20 / +0.61%
             |             
            
                32.50
             |           
            
                33.50
             |               
            
                32.50
             |                           
            
                33.20
             | 
            
                33.23
             |                     
            
                18.79
             |                                 
            
                120,720
             |            
            
                 
             |                                       
         
    
        
            | 
                8/10/2017
             | 
            
                -0.50 / -1.49%
             |             
            
                32.10
             |           
            
                33.50
             |               
            
                32.10
             |                           
            
                33.00
             | 
            
                33.05
             |                     
            
                18.68
             |                                 
            
                208,534
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/9/2017
             | 
            
                -0.50 / -1.47%
             |             
            
                33.80
             |           
            
                33.80
             |               
            
                33.00
             |                           
            
                33.50
             | 
            
                33.31
             |                     
            
                18.96
             |                                 
            
                271,731
             |            
            
                 
             |                                       
         
    
        
            | 
                8/8/2017
             | 
            
                -0.60 / -1.73%
             |             
            
                34.60
             |           
            
                34.60
             |               
            
                33.80
             |                           
            
                34.00
             | 
            
                34.05
             |                     
            
                19.25
             |                                 
            
                146,161
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/7/2017
             | 
            
                +0.40 / +1.17%
             |             
            
                34.10
             |           
            
                35.00
             |               
            
                34.10
             |                           
            
                34.60
             | 
            
                34.53
             |                     
            
                19.59
             |                                 
            
                327,632
             |            
            
                 
             |                                       
         
    
        
            | 
                8/4/2017
             | 
            
                +0.50 / +1.48%
             |             
            
                33.60
             |           
            
                34.60
             |               
            
                33.40
             |                           
            
                34.20
             | 
            
                34.03
             |                     
            
                19.36
             |                                 
            
                314,962
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/3/2017
             | 
            
                +0.10 / +0.30%
             |             
            
                33.60
             |           
            
                33.90
             |               
            
                33.40
             |                           
            
                33.70
             | 
            
                33.57
             |                     
            
                19.08
             |                                 
            
                158,052
             |            
            
                 
             |                                       
         
    
        
            | 
                8/2/2017
             | 
            
                -0.70 / -2.04%
             |             
            
                33.60
             |           
            
                34.10
             |               
            
                33.30
             |                           
            
                33.60
             | 
            
                33.67
             |                     
            
                19.02
             |                                 
            
                147,655
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/1/2017
             | 
            
                -0.30 / -0.87%
             |             
            
                34.80
             |           
            
                34.80
             |               
            
                33.50
             |                           
            
                34.30
             | 
            
                33.91
             |                     
            
                19.42
             |                                 
            
                291,446
             |            
            
                 
             |                                       
         
    
        
            | 
                7/31/2017
             | 
            
                0.00 / 0.00%
             |             
            
                34.30
             |           
            
                34.60
             |               
            
                34.20
             |                           
            
                34.60
             | 
            
                34.32
             |                     
            
                19.59
             |                                 
            
                225,525
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/28/2017
             | 
            
                +0.70 / +2.06%
             |             
            
                33.70
             |           
            
                34.90
             |               
            
                33.60
             |                           
            
                34.60
             | 
            
                34.43
             |                     
            
                19.59
             |                                 
            
                326,878
             |            
            
                 
             |                                       
         
    
        
            | 
                7/27/2017
             | 
            
                0.00 / 0.00%
             |             
            
                34.00
             |           
            
                34.20
             |               
            
                33.70
             |                           
            
                33.90
             | 
            
                33.93
             |                     
            
                19.19
             |                                 
            
                233,664
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/26/2017
             | 
            
                +0.30 / +0.89%
             |             
            
                33.60
             |           
            
                34.10
             |               
            
                33.50
             |                           
            
                33.90
             | 
            
                33.83
             |                     
            
                19.19
             |                                 
            
                214,564
             |            
            
                 
             |                                       
         
    
        
            | 
                7/25/2017
             | 
            
                +0.60 / +1.82%
             |             
            
                33.30
             |           
            
                33.80
             |               
            
                32.80
             |                           
            
                33.60
             | 
            
                33.23
             |                     
            
                19.02
             |                                 
            
                213,819
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/24/2017
             | 
            
                -1.70 / -4.90%
             |             
            
                34.00
             |           
            
                34.10
             |               
            
                33.00
             |                           
            
                33.00
             | 
            
                33.60
             |                     
            
                18.68
             |                                 
            
                414,309
             |            
            
                 
             |                                       
         
    
        
            | 
                7/21/2017
             | 
            
                -0.40 / -1.14%
             |             
            
                34.90
             |           
            
                35.50
             |               
            
                34.50
             |                           
            
                34.70
             | 
            
                35.10
             |                     
            
                19.64
             |                                 
            
                156,621
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/20/2017
             | 
            
                -0.40 / -1.13%
             |             
            
                35.50
             |           
            
                35.50
             |               
            
                34.70
             |                           
            
                35.10
             | 
            
                35.03
             |                     
            
                19.87
             |                                 
            
                348,460
             |            
            
                 
             |                                       
         
    
        
            | 
                7/19/2017
             | 
            
                +0.50 / +1.43%
             |             
            
                35.00
             |           
            
                35.60
             |               
            
                35.00
             |                           
            
                35.50
             | 
            
                35.42
             |                     
            
                20.10
             |                                 
            
                369,806
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/18/2017
             | 
            
                0.00 / 0.00%
             |             
            
                35.00
             |           
            
                35.50
             |               
            
                34.40
             |                           
            
                35.00
             | 
            
                34.92
             |                     
            
                19.81
             |                                 
            
                357,604
             |            
            
                 
             |                                       
         
    
        
            | 
                7/17/2017
             | 
            
                -1.60 / -4.37%
             |             
            
                36.50
             |           
            
                36.50
             |               
            
                34.80
             |                           
            
                35.00
             | 
            
                35.23
             |                     
            
                19.81
             |                                 
            
                581,998
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/14/2017
             | 
            
                +0.20 / +0.55%
             |             
            
                36.20
             |           
            
                37.10
             |               
            
                36.20
             |                           
            
                36.60
             | 
            
                36.60
             |                     
            
                20.72
             |                                 
            
                505,673
             |            
            
                 
             |                                       
         
    
        
            | 
                7/13/2017
             | 
            
                +0.70 / +1.96%
             |             
            
                35.70
             |           
            
                36.60
             |               
            
                35.40
             |                           
            
                36.40
             | 
            
                36.00
             |                     
            
                20.61
             |                                 
            
                699,680
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/12/2017
             | 
            
                -0.10 / -0.28%
             |             
            
                36.40
             |           
            
                36.40
             |               
            
                35.40
             |                           
            
                35.70
             | 
            
                35.69
             |                     
            
                20.21
             |                                 
            
                419,810
             |            
            
                 
             |                                       
         
    
        
            | 
                7/11/2017
             | 
            
                +1.40 / +4.07%
             |             
            
                34.40
             |           
            
                35.80
             |               
            
                34.40
             |                           
            
                35.80
             | 
            
                35.25
             |                     
            
                20.27
             |                                 
            
                560,597
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/10/2017
             | 
            
                +0.40 / +1.18%
             |             
            
                34.50
             |           
            
                34.80
             |               
            
                33.80
             |                           
            
                34.40
             | 
            
                34.29
             |                     
            
                19.47
             |                                 
            
                509,162
             |            
            
                 
             |                                       
         
    
        
            | 
                7/7/2017
             | 
            
                +0.50 / +1.49%
             |             
            
                33.50
             |           
            
                35.50
             |               
            
                33.50
             |                           
            
                34.00
             | 
            
                34.69
             |                     
            
                19.25
             |                                 
            
                1,157,152
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/6/2017
             | 
            
                -0.10 / -0.30%
             |             
            
                33.60
             |           
            
                33.60
             |               
            
                33.30
             |                           
            
                33.50
             | 
            
                33.47
             |                     
            
                18.96
             |                                 
            
                312,370
             |            
            
                 
             |                                       
         
    
        
            | 
                7/5/2017
             | 
            
                +0.10 / +0.30%
             |             
            
                33.20
             |           
            
                33.80
             |               
            
                33.20
             |                           
            
                33.60
             | 
            
                33.61
             |                     
            
                19.02
             |                                 
            
                138,119
             |  
            
                 
             |                                                              
             
    
         
    
    
 |