| 
                 
                    Closing price on 12/27/2017
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    21.95 | 
                 
                
                    | High | 
                    22.00 | 
                 
                
                    | Low | 
                    21.95 | 
                     
                
                    | Volume | 
                    115,380 | 
                                 
                
                    | Split-adjusted Price | 
                    11.45 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PGI Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                12/27/2017
             | 
            
                +0.05 / +0.23%
             |             
            
                21.95
             |           
            
                22.00
             |               
            
                21.95
             |                           
            
                22.00
             | 
            
                21.99
             |                     
            
                11.45
             |                                 
            
                115,380
             |            
            
                 
             |                                       
         
    
        
            | 
                12/26/2017
             | 
            
                +0.05 / +0.23%
             |             
            
                21.80
             |           
            
                22.00
             |               
            
                21.70
             |                           
            
                21.95
             | 
            
                21.93
             |                     
            
                11.42
             |                                 
            
                150,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/25/2017
             | 
            
                -0.10 / -0.45%
             |             
            
                22.00
             |           
            
                22.00
             |               
            
                20.50
             |                           
            
                21.90
             | 
            
                21.71
             |                     
            
                11.40
             |                                 
            
                14,510
             |            
            
                 
             |                                       
         
    
        
            | 
                12/22/2017
             | 
            
                0.00 / 0.00%
             |             
            
                22.20
             |           
            
                22.50
             |               
            
                22.00
             |                           
            
                22.00
             | 
            
                22.37
             |                     
            
                11.45
             |                                 
            
                13,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/21/2017
             | 
            
                +0.55 / +2.56%
             |             
            
                21.50
             |           
            
                22.00
             |               
            
                21.45
             |                           
            
                22.00
             | 
            
                21.69
             |                     
            
                11.45
             |                                 
            
                76,430
             |            
            
                 
             |                                       
         
    
        
            | 
                12/20/2017
             | 
            
                +0.75 / +3.62%
             |             
            
                20.50
             |           
            
                21.50
             |               
            
                20.50
             |                           
            
                21.45
             | 
            
                21.03
             |                     
            
                11.16
             |                                 
            
                33,150
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/19/2017
             | 
            
                +0.20 / +0.98%
             |             
            
                20.50
             |           
            
                21.00
             |               
            
                20.50
             |                           
            
                20.70
             | 
            
                20.60
             |                     
            
                10.77
             |                                 
            
                20,340
             |            
            
                 
             |                                       
         
    
        
            | 
                12/18/2017
             | 
            
                +0.50 / +2.50%
             |             
            
                19.90
             |           
            
                20.50
             |               
            
                19.80
             |                           
            
                20.50
             | 
            
                20.05
             |                     
            
                10.67
             |                                 
            
                47,240
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/15/2017
             | 
            
                +0.60 / +3.09%
             |             
            
                19.50
             |           
            
                20.00
             |               
            
                19.45
             |                           
            
                20.00
             | 
            
                19.59
             |                     
            
                10.41
             |                                 
            
                19,750
             |            
            
                 
             |                                       
         
    
        
            | 
                12/14/2017
             | 
            
                +0.20 / +1.04%
             |             
            
                18.95
             |           
            
                19.40
             |               
            
                18.95
             |                           
            
                19.40
             | 
            
                19.27
             |                     
            
                10.09
             |                                 
            
                14,320
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/13/2017
             | 
            
                +0.50 / +2.67%
             |             
            
                18.85
             |           
            
                19.20
             |               
            
                18.85
             |                           
            
                19.20
             | 
            
                19.03
             |                     
            
                9.99
             |                                 
            
                2,500
             |            
            
                 
             |                                       
         
    
        
            | 
                12/12/2017
             | 
            
                -0.55 / -2.86%
             |             
            
                18.80
             |           
            
                19.25
             |               
            
                18.60
             |                           
            
                18.70
             | 
            
                18.95
             |                     
            
                9.73
             |                                 
            
                57,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/11/2017
             | 
            
                +0.05 / +0.26%
             |             
            
                19.00
             |           
            
                19.25
             |               
            
                18.85
             |                           
            
                19.25
             | 
            
                18.97
             |                     
            
                10.02
             |                                 
            
                36,910
             |            
            
                 
             |                                       
         
    
        
            | 
                12/8/2017
             | 
            
                -0.20 / -1.03%
             |             
            
                19.25
             |           
            
                19.25
             |               
            
                19.00
             |                           
            
                19.20
             | 
            
                19.11
             |                     
            
                9.99
             |                                 
            
                7,170
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/7/2017
             | 
            
                +0.15 / +0.78%
             |             
            
                19.45
             |           
            
                19.45
             |               
            
                19.20
             |                           
            
                19.40
             | 
            
                19.38
             |                     
            
                10.09
             |                                 
            
                1,530
             |            
            
                 
             |                                       
         
    
        
            | 
                12/6/2017
             | 
            
                +1.10 / +6.06%
             |             
            
                18.35
             |           
            
                19.30
             |               
            
                18.30
             |                           
            
                19.25
             | 
            
                19.06
             |                     
            
                10.02
             |                                 
            
                53,610
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/5/2017
             | 
            
                -0.50 / -2.68%
             |             
            
                18.70
             |           
            
                19.10
             |               
            
                18.15
             |                           
            
                18.15
             | 
            
                18.95
             |                     
            
                9.44
             |                                 
            
                42,480
             |            
            
                 
             |                                       
         
    
        
            | 
                12/4/2017
             | 
            
                +0.05 / +0.27%
             |             
            
                18.60
             |           
            
                18.85
             |               
            
                18.60
             |                           
            
                18.65
             | 
            
                18.68
             |                     
            
                9.70
             |                                 
            
                15,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/1/2017
             | 
            
                +0.10 / +0.54%
             |             
            
                18.50
             |           
            
                18.90
             |               
            
                18.45
             |                           
            
                18.60
             | 
            
                18.53
             |                     
            
                9.68
             |                                 
            
                11,600
             |            
            
                 
             |                                       
         
    
        
            | 
                11/30/2017
             | 
            
                +0.40 / +2.21%
             |             
            
                19.00
             |           
            
                19.00
             |               
            
                18.00
             |                           
            
                18.50
             | 
            
                18.22
             |                     
            
                9.63
             |                                 
            
                60,420
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/29/2017
             | 
            
                +0.20 / +1.12%
             |             
            
                17.90
             |           
            
                18.60
             |               
            
                17.90
             |                           
            
                18.10
             | 
            
                18.24
             |                     
            
                9.42
             |                                 
            
                8,320
             |            
            
                 
             |                                       
         
    
        
            | 
                11/28/2017
             | 
            
                -0.95 / -5.04%
             |             
            
                18.90
             |           
            
                18.90
             |               
            
                17.90
             |                           
            
                17.90
             | 
            
                18.09
             |                     
            
                9.31
             |                                 
            
                19,710
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/27/2017
             | 
            
                +0.85 / +4.72%
             |             
            
                19.00
             |           
            
                19.00
             |               
            
                18.10
             |                           
            
                18.85
             | 
            
                18.33
             |                     
            
                9.81
             |                                 
            
                890
             |            
            
                 
             |                                       
         
    
        
            | 
                11/24/2017
             | 
            
                -0.45 / -2.44%
             |             
            
                18.50
             |           
            
                18.50
             |               
            
                18.00
             |                           
            
                18.00
             | 
            
                18.19
             |                     
            
                9.37
             |                                 
            
                19,790
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/23/2017
             | 
            
                -0.05 / -0.27%
             |             
            
                18.50
             |           
            
                18.50
             |               
            
                18.10
             |                           
            
                18.45
             | 
            
                18.43
             |                     
            
                9.60
             |                                 
            
                92,300
             |            
            
                 
             |                                       
         
    
        
            | 
                11/22/2017
             | 
            
                +0.20 / +1.09%
             |             
            
                18.30
             |           
            
                18.50
             |               
            
                18.30
             |                           
            
                18.50
             | 
            
                18.30
             |                     
            
                9.63
             |                                 
            
                1,520
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/21/2017
             | 
            
                -0.05 / -0.27%
             |             
            
                18.35
             |           
            
                18.35
             |               
            
                18.20
             |                           
            
                18.30
             | 
            
                18.30
             |                     
            
                9.52
             |                                 
            
                35,030
             |            
            
                 
             |                                       
         
    
        
            | 
                11/20/2017
             | 
            
                0.00 / 0.00%
             |             
            
                18.40
             |           
            
                18.50
             |               
            
                18.30
             |                           
            
                18.35
             | 
            
                18.39
             |                     
            
                9.55
             |                                 
            
                31,870
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/17/2017
             | 
            
                -0.05 / -0.27%
             |             
            
                18.40
             |           
            
                18.40
             |               
            
                18.30
             |                           
            
                18.35
             | 
            
                18.38
             |                     
            
                9.55
             |                                 
            
                39,280
             |            
            
                 
             |                                       
         
    
        
            | 
                11/16/2017
             | 
            
                0.00 / 0.00%
             |             
            
                18.30
             |           
            
                18.55
             |               
            
                18.30
             |                           
            
                18.40
             | 
            
                18.42
             |                     
            
                9.57
             |                                 
            
                46,140
             |  
            
                 
             |                                                              
             
    
         
    
    
 |