| 
                 
                    Closing price on 12/12/2017
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    32.60 | 
                 
                
                    | High | 
                    33.00 | 
                 
                
                    | Low | 
                    31.80 | 
                     
                
                    | Volume | 
                    659,450 | 
                                 
                
                    | Split-adjusted Price | 
                    19.82 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PVI Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                12/12/2017
             | 
            
                +0.70 / +2.17%
             |             
            
                32.60
             |           
            
                33.00
             |               
            
                31.80
             |                           
            
                33.00
             | 
            
                32.13
             |                     
            
                19.82
             |                                 
            
                659,450
             |            
            
                 
             |                                       
         
    
        
            | 
                12/11/2017
             | 
            
                0.00 / 0.00%
             |             
            
                32.00
             |           
            
                33.00
             |               
            
                31.40
             |                           
            
                32.30
             | 
            
                32.10
             |                     
            
                19.40
             |                                 
            
                563,139
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/8/2017
             | 
            
                -1.20 / -3.58%
             |             
            
                33.90
             |           
            
                33.90
             |               
            
                32.30
             |                           
            
                32.30
             | 
            
                32.83
             |                     
            
                19.40
             |                                 
            
                250,764
             |            
            
                 
             |                                       
         
    
        
            | 
                12/7/2017
             | 
            
                +0.30 / +0.90%
             |             
            
                33.20
             |           
            
                34.50
             |               
            
                33.20
             |                           
            
                33.50
             | 
            
                33.74
             |                     
            
                20.12
             |                                 
            
                213,883
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/6/2017
             | 
            
                -0.10 / -0.30%
             |             
            
                33.30
             |           
            
                33.90
             |               
            
                32.90
             |                           
            
                33.20
             | 
            
                33.31
             |                     
            
                19.94
             |                                 
            
                239,503
             |            
            
                 
             |                                       
         
    
        
            | 
                12/5/2017
             | 
            
                -2.20 / -6.20%
             |             
            
                35.30
             |           
            
                35.30
             |               
            
                33.30
             |                           
            
                33.30
             | 
            
                33.86
             |                     
            
                20.00
             |                                 
            
                1,476,566
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/4/2017
             | 
            
                0.00 / 0.00%
             |             
            
                35.70
             |           
            
                36.00
             |               
            
                35.30
             |                           
            
                35.50
             | 
            
                35.55
             |                     
            
                21.32
             |                                 
            
                490,867
             |            
            
                 
             |                                       
         
    
        
            | 
                12/1/2017
             | 
            
                -0.10 / -0.28%
             |             
            
                35.60
             |           
            
                35.90
             |               
            
                35.00
             |                           
            
                35.50
             | 
            
                35.35
             |                     
            
                21.32
             |                                 
            
                186,926
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/30/2017
             | 
            
                +0.30 / +0.85%
             |             
            
                35.30
             |           
            
                36.30
             |               
            
                35.30
             |                           
            
                35.60
             | 
            
                35.94
             |                     
            
                21.38
             |                                 
            
                418,937
             |            
            
                 
             |                                       
         
    
        
            | 
                11/29/2017
             | 
            
                0.00 / 0.00%
             |             
            
                35.30
             |           
            
                35.50
             |               
            
                34.70
             |                           
            
                35.30
             | 
            
                35.06
             |                     
            
                21.20
             |                                 
            
                210,516
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/28/2017
             | 
            
                +0.20 / +0.57%
             |             
            
                34.90
             |           
            
                36.00
             |               
            
                34.80
             |                           
            
                35.30
             | 
            
                35.34
             |                     
            
                21.20
             |                                 
            
                475,731
             |            
            
                 
             |                                       
         
    
        
            | 
                11/27/2017
             | 
            
                +0.20 / +0.57%
             |             
            
                35.00
             |           
            
                35.10
             |               
            
                34.50
             |                           
            
                35.10
             | 
            
                34.87
             |                     
            
                21.08
             |                                 
            
                215,804
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/24/2017
             | 
            
                +0.50 / +1.45%
             |             
            
                34.60
             |           
            
                35.00
             |               
            
                34.50
             |                           
            
                34.90
             | 
            
                34.91
             |                     
            
                20.96
             |                                 
            
                243,359
             |            
            
                 
             |                                       
         
    
        
            | 
                11/23/2017
             | 
            
                +0.50 / +1.47%
             |             
            
                33.80
             |           
            
                35.50
             |               
            
                33.80
             |                           
            
                34.40
             | 
            
                34.46
             |                     
            
                20.66
             |                                 
            
                660,180
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/22/2017
             | 
            
                0.00 / 0.00%
             |             
            
                34.00
             |           
            
                34.00
             |               
            
                33.60
             |                           
            
                33.90
             | 
            
                33.77
             |                     
            
                20.36
             |                                 
            
                340,070
             |            
            
                 
             |                                       
         
    
        
            | 
                11/21/2017
             | 
            
                +0.10 / +0.30%
             |             
            
                33.70
             |           
            
                34.60
             |               
            
                33.40
             |                           
            
                33.90
             | 
            
                34.18
             |                     
            
                20.36
             |                                 
            
                467,881
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/20/2017
             | 
            
                0.00 / 0.00%
             |             
            
                33.80
             |           
            
                34.00
             |               
            
                33.50
             |                           
            
                33.80
             | 
            
                33.72
             |                     
            
                20.30
             |                                 
            
                169,176
             |            
            
                 
             |                                       
         
    
        
            | 
                11/17/2017
             | 
            
                -0.40 / -1.17%
             |             
            
                34.50
             |           
            
                34.80
             |               
            
                33.60
             |                           
            
                33.80
             | 
            
                34.14
             |                     
            
                20.30
             |                                 
            
                330,531
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/16/2017
             | 
            
                +0.60 / +1.79%
             |             
            
                33.60
             |           
            
                34.90
             |               
            
                33.50
             |                           
            
                34.20
             | 
            
                34.22
             |                     
            
                20.54
             |                                 
            
                401,906
             |            
            
                 
             |                                       
         
    
        
            | 
                11/15/2017
             | 
            
                0.00 / 0.00%
             |             
            
                33.60
             |           
            
                33.80
             |               
            
                33.40
             |                           
            
                33.60
             | 
            
                33.68
             |                     
            
                20.18
             |                                 
            
                134,650
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/14/2017
             | 
            
                -0.20 / -0.59%
             |             
            
                34.50
             |           
            
                34.50
             |               
            
                33.60
             |                           
            
                33.60
             | 
            
                34.01
             |                     
            
                20.18
             |                                 
            
                297,531
             |            
            
                 
             |                                       
         
    
        
            | 
                11/13/2017
             | 
            
                +1.80 / +5.63%
             |             
            
                32.10
             |           
            
                33.80
             |               
            
                32.10
             |                           
            
                33.80
             | 
            
                33.49
             |                     
            
                20.30
             |                                 
            
                547,589
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/10/2017
             | 
            
                0.00 / 0.00%
             |             
            
                32.10
             |           
            
                32.40
             |               
            
                32.00
             |                           
            
                32.00
             | 
            
                32.22
             |                     
            
                19.22
             |                                 
            
                94,972
             |            
            
                 
             |                                       
         
    
        
            | 
                11/9/2017
             | 
            
                -0.20 / -0.62%
             |             
            
                32.00
             |           
            
                32.20
             |               
            
                32.00
             |                           
            
                32.00
             | 
            
                32.03
             |                     
            
                19.22
             |                                 
            
                75,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/8/2017
             | 
            
                +0.10 / +0.31%
             |             
            
                32.00
             |           
            
                32.30
             |               
            
                32.00
             |                           
            
                32.20
             | 
            
                32.14
             |                     
            
                19.34
             |                                 
            
                43,677
             |            
            
                 
             |                                       
         
    
        
            | 
                11/7/2017
             | 
            
                0.00 / 0.00%
             |             
            
                32.00
             |           
            
                32.10
             |               
            
                32.00
             |                           
            
                32.10
             | 
            
                32.10
             |                     
            
                19.28
             |                                 
            
                82,027
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/6/2017
             | 
            
                +0.10 / +0.31%
             |             
            
                32.00
             |           
            
                32.10
             |               
            
                31.50
             |                           
            
                32.10
             | 
            
                32.04
             |                     
            
                19.28
             |                                 
            
                83,448
             |            
            
                 
             |                                       
         
    
        
            | 
                11/3/2017
             | 
            
                0.00 / 0.00%
             |             
            
                32.00
             |           
            
                32.10
             |               
            
                32.00
             |                           
            
                32.00
             | 
            
                32.00
             |                     
            
                19.22
             |                                 
            
                188,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/2/2017
             | 
            
                0.00 / 0.00%
             |             
            
                32.00
             |           
            
                32.00
             |               
            
                31.80
             |                           
            
                32.00
             | 
            
                31.99
             |                     
            
                19.22
             |                                 
            
                296,330
             |            
            
                 
             |                                       
         
    
        
            | 
                11/1/2017
             | 
            
                -0.10 / -0.31%
             |             
            
                32.00
             |           
            
                32.00
             |               
            
                32.00
             |                           
            
                32.00
             | 
            
                32.00
             |                     
            
                19.22
             |                                 
            
                309,279
             |  
            
                 
             |                                                              
             
    
         
    
    
 |