| 
                 
                    Closing price on 2/17/2017
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    39.35 | 
                 
                
                    | High | 
                    39.35 | 
                 
                
                    | Low | 
                    39.25 | 
                     
                
                    | Volume | 
                    104,000 | 
                                 
                
                    | Split-adjusted Price | 
                    19.68 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PGD Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                2/17/2017
             | 
            
                +0.10 / +0.25%
             |             
            
                39.35
             |           
            
                39.35
             |               
            
                39.25
             |                           
            
                39.35
             | 
            
                39.35
             |                     
            
                19.68
             |                                 
            
                104,000
             |            
            
                 
             |                                       
         
    
        
            | 
                2/16/2017
             | 
            
                0.00 / 0.00%
             |             
            
                39.30
             |           
            
                39.35
             |               
            
                39.00
             |                           
            
                39.25
             | 
            
                39.26
             |                     
            
                19.63
             |                                 
            
                196,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/15/2017
             | 
            
                -0.05 / -0.13%
             |             
            
                39.25
             |           
            
                39.45
             |               
            
                39.20
             |                           
            
                39.25
             | 
            
                39.35
             |                     
            
                19.63
             |                                 
            
                331,010
             |            
            
                 
             |                                       
         
    
        
            | 
                2/14/2017
             | 
            
                -0.20 / -0.51%
             |             
            
                39.50
             |           
            
                39.50
             |               
            
                39.00
             |                           
            
                39.30
             | 
            
                39.35
             |                     
            
                19.66
             |                                 
            
                420,560
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/13/2017
             | 
            
                +0.15 / +0.38%
             |             
            
                39.30
             |           
            
                39.50
             |               
            
                39.30
             |                           
            
                39.50
             | 
            
                39.38
             |                     
            
                19.76
             |                                 
            
                50,200
             |            
            
                 
             |                                       
         
    
        
            | 
                2/10/2017
             | 
            
                0.00 / 0.00%
             |             
            
                39.35
             |           
            
                39.90
             |               
            
                38.15
             |                           
            
                39.35
             | 
            
                39.35
             |                     
            
                19.68
             |                                 
            
                97,320
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/9/2017
             | 
            
                -0.05 / -0.13%
             |             
            
                38.60
             |           
            
                39.35
             |               
            
                38.60
             |                           
            
                39.35
             | 
            
                39.02
             |                     
            
                19.68
             |                                 
            
                4,690
             |            
            
                 
             |                                       
         
    
        
            | 
                2/8/2017
             | 
            
                -0.30 / -0.76%
             |             
            
                39.30
             |           
            
                39.45
             |               
            
                39.00
             |                           
            
                39.40
             | 
            
                39.40
             |                     
            
                19.71
             |                                 
            
                109,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/7/2017
             | 
            
                0.00 / 0.00%
             |             
            
                39.75
             |           
            
                39.75
             |               
            
                38.90
             |                           
            
                39.70
             | 
            
                39.54
             |                     
            
                19.86
             |                                 
            
                65,600
             |            
            
                 
             |                                       
         
    
        
            | 
                2/6/2017
             | 
            
                -0.10 / -0.25%
             |             
            
                40.10
             |           
            
                40.20
             |               
            
                38.00
             |                           
            
                39.70
             | 
            
                39.81
             |                     
            
                19.86
             |                                 
            
                131,520
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/3/2017
             | 
            
                +0.50 / +1.27%
             |             
            
                39.30
             |           
            
                40.50
             |               
            
                39.10
             |                           
            
                39.80
             | 
            
                39.94
             |                     
            
                19.91
             |                                 
            
                468,840
             |            
            
                 
             |                                       
         
    
        
            | 
                2/2/2017
             | 
            
                -0.60 / -1.50%
             |             
            
                39.20
             |           
            
                40.00
             |               
            
                39.00
             |                           
            
                39.30
             | 
            
                39.46
             |                     
            
                19.66
             |                                 
            
                613,040
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/25/2017
             | 
            
                +1.00 / +2.57%
             |             
            
                39.90
             |           
            
                39.90
             |               
            
                39.90
             |                           
            
                39.90
             | 
            
                39.90
             |                     
            
                19.96
             |                                 
            
                10
             |            
            
                 
             |                                       
         
    
        
            | 
                1/24/2017
             | 
            
                -0.10 / -0.26%
             |             
            
                38.90
             |           
            
                38.90
             |               
            
                38.90
             |                           
            
                38.90
             | 
            
                38.90
             |                     
            
                19.46
             |                                 
            
                1,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/23/2017
             | 
            
                -0.50 / -1.27%
             |             
            
                39.90
             |           
            
                40.00
             |               
            
                38.50
             |                           
            
                39.00
             | 
            
                39.51
             |                     
            
                19.51
             |                                 
            
                28,350
             |            
            
                 
             |                                       
         
    
        
            | 
                1/20/2017
             | 
            
                -0.50 / -1.25%
             |             
            
                39.00
             |           
            
                39.50
             |               
            
                39.00
             |                           
            
                39.50
             | 
            
                39.25
             |                     
            
                19.76
             |                                 
            
                140
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/19/2017
             | 
            
                +0.50 / +1.27%
             |             
            
                39.50
             |           
            
                40.00
             |               
            
                39.50
             |                           
            
                40.00
             | 
            
                39.75
             |                     
            
                20.01
             |                                 
            
                20
             |            
            
                 
             |                                       
         
    
        
            | 
                1/18/2017
             | 
            
                +0.50 / +1.28%
             |             
            
                39.90
             |           
            
                40.90
             |               
            
                38.30
             |                           
            
                39.50
             | 
            
                40.39
             |                     
            
                19.76
             |                                 
            
                217,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/17/2017
             | 
            
                -0.35 / -0.89%
             |             
            
                39.30
             |           
            
                39.30
             |               
            
                38.90
             |                           
            
                39.00
             | 
            
                39.23
             |                     
            
                19.51
             |                                 
            
                119,800
             |            
            
                 
             |                                       
         
    
        
            | 
                1/16/2017
             | 
            
                -0.05 / -0.13%
             |             
            
                38.90
             |           
            
                39.35
             |               
            
                38.90
             |                           
            
                39.35
             | 
            
                39.25
             |                     
            
                19.68
             |                                 
            
                185,060
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/13/2017
             | 
            
                -0.20 / -0.51%
             |             
            
                39.20
             |           
            
                39.40
             |               
            
                38.50
             |                           
            
                39.40
             | 
            
                39.10
             |                     
            
                19.71
             |                                 
            
                132,950
             |            
            
                 
             |                                       
         
    
        
            | 
                1/12/2017
             | 
            
                +0.30 / +0.76%
             |             
            
                39.90
             |           
            
                39.90
             |               
            
                39.30
             |                           
            
                39.60
             | 
            
                39.48
             |                     
            
                19.81
             |                                 
            
                113,310
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/11/2017
             | 
            
                -0.55 / -1.38%
             |             
            
                38.95
             |           
            
                39.45
             |               
            
                38.00
             |                           
            
                39.30
             | 
            
                39.09
             |                     
            
                19.66
             |                                 
            
                161,730
             |            
            
                 
             |                                       
         
    
        
            | 
                1/10/2017
             | 
            
                0.00 / 0.00%
             |             
            
                39.85
             |           
            
                39.85
             |               
            
                39.85
             |                           
            
                39.85
             | 
            
                39.85
             |                     
            
                19.93
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/9/2017
             | 
            
                -0.15 / -0.38%
             |             
            
                39.95
             |           
            
                40.00
             |               
            
                39.85
             |                           
            
                39.85
             | 
            
                39.89
             |                     
            
                19.93
             |                                 
            
                105,250
             |            
            
                 
             |                                       
         
    
        
            | 
                1/6/2017
             | 
            
                +1.60 / +4.17%
             |             
            
                38.40
             |           
            
                40.00
             |               
            
                38.40
             |                           
            
                40.00
             | 
            
                38.41
             |                     
            
                20.01
             |                                 
            
                161,020
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/5/2017
             | 
            
                0.00 / 0.00%
             |             
            
                38.40
             |           
            
                38.70
             |               
            
                38.00
             |                           
            
                38.40
             | 
            
                38.43
             |                     
            
                19.21
             |                                 
            
                367,140
             |            
            
                 
             |                                       
         
    
        
            | 
                1/4/2017
             | 
            
                -1.05 / -2.66%
             |             
            
                38.00
             |           
            
                39.20
             |               
            
                38.00
             |                           
            
                38.40
             | 
            
                39.13
             |                     
            
                19.21
             |                                 
            
                460
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/3/2017
             | 
            
                +0.25 / +0.64%
             |             
            
                38.40
             |           
            
                39.45
             |               
            
                38.30
             |                           
            
                39.45
             | 
            
                38.61
             |                     
            
                19.73
             |                                 
            
                10,540
             |            
            
                 
             |                                       
         
    
        
            | 
                12/30/2016
             | 
            
                +0.95 / +2.48%
             |             
            
                38.25
             |           
            
                39.80
             |               
            
                38.25
             |                           
            
                39.20
             | 
            
                38.82
             |                     
            
                19.61
             |                                 
            
                4,740
             |  
            
                 
             |                                                              
             
    
         
    
    
 |