| 
                 
                    Closing price on 11/30/2016
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    38.50 | 
                 
                
                    | High | 
                    39.90 | 
                 
                
                    | Low | 
                    38.50 | 
                     
                
                    | Volume | 
                    10,090 | 
                                 
                
                    | Split-adjusted Price | 
                    19.93 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PGD Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                11/30/2016
             | 
            
                +0.05 / +0.13%
             |             
            
                38.50
             |           
            
                39.90
             |               
            
                38.50
             |                           
            
                39.85
             | 
            
                38.55
             |                     
            
                19.93
             |                                 
            
                10,090
             |            
            
                 
             |                                       
         
    
        
            | 
                11/29/2016
             | 
            
                +0.80 / +2.05%
             |             
            
                40.00
             |           
            
                41.60
             |               
            
                37.30
             |                           
            
                39.80
             | 
            
                40.25
             |                     
            
                19.91
             |                                 
            
                62,950
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/28/2016
             | 
            
                -2.70 / -6.47%
             |             
            
                40.05
             |           
            
                41.80
             |               
            
                39.00
             |                           
            
                39.00
             | 
            
                41.50
             |                     
            
                19.51
             |                                 
            
                163,810
             |            
            
                 
             |                                       
         
    
        
            | 
                11/25/2016
             | 
            
                -0.10 / -0.24%
             |             
            
                41.75
             |           
            
                41.80
             |               
            
                41.70
             |                           
            
                41.70
             | 
            
                41.75
             |                     
            
                20.86
             |                                 
            
                100,490
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/24/2016
             | 
            
                -0.15 / -0.36%
             |             
            
                41.80
             |           
            
                41.85
             |               
            
                40.30
             |                           
            
                41.80
             | 
            
                41.82
             |                     
            
                20.91
             |                                 
            
                81,080
             |            
            
                 
             |                                       
         
    
        
            | 
                11/23/2016
             | 
            
                0.00 / 0.00%
             |             
            
                41.75
             |           
            
                42.40
             |               
            
                41.75
             |                           
            
                41.95
             | 
            
                41.88
             |                     
            
                20.98
             |                                 
            
                109,370
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/22/2016
             | 
            
                -0.05 / -0.12%
             |             
            
                44.00
             |           
            
                44.00
             |               
            
                41.95
             |                           
            
                41.95
             | 
            
                42.06
             |                     
            
                20.98
             |                                 
            
                1,070
             |            
            
                 
             |                                       
         
    
        
            | 
                11/21/2016
             | 
            
                0.00 / 0.00%
             |             
            
                42.20
             |           
            
                42.20
             |               
            
                40.50
             |                           
            
                42.00
             | 
            
                41.74
             |                     
            
                21.01
             |                                 
            
                5,750
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/18/2016
             | 
            
                -0.85 / -1.98%
             |             
            
                41.05
             |           
            
                42.40
             |               
            
                41.05
             |                           
            
                42.00
             | 
            
                41.83
             |                     
            
                21.01
             |                                 
            
                10,520
             |            
            
                 
             |                                       
         
    
        
            | 
                11/17/2016
             | 
            
                +0.95 / +2.27%
             |             
            
                41.90
             |           
            
                43.55
             |               
            
                41.05
             |                           
            
                42.85
             | 
            
                41.89
             |                     
            
                21.43
             |                                 
            
                4,440
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/16/2016
             | 
            
                +1.60 / +3.97%
             |             
            
                42.80
             |           
            
                42.80
             |               
            
                40.10
             |                           
            
                41.90
             | 
            
                40.98
             |                     
            
                20.96
             |                                 
            
                1,830
             |            
            
                 
             |                                       
         
    
        
            | 
                11/15/2016
             | 
            
                -1.30 / -3.13%
             |             
            
                43.20
             |           
            
                43.20
             |               
            
                40.30
             |                           
            
                40.30
             | 
            
                42.36
             |                     
            
                20.16
             |                                 
            
                161,510
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/14/2016
             | 
            
                +0.10 / +0.24%
             |             
            
                43.50
             |           
            
                43.90
             |               
            
                41.60
             |                           
            
                41.60
             | 
            
                43.56
             |                     
            
                20.81
             |                                 
            
                118,920
             |            
            
                 
             |                                       
         
    
        
            | 
                11/11/2016
             | 
            
                -2.60 / -5.90%
             |             
            
                44.00
             |           
            
                44.00
             |               
            
                41.50
             |                           
            
                41.50
             | 
            
                43.88
             |                     
            
                20.76
             |                                 
            
                63,030
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/10/2016
             | 
            
                0.00 / 0.00%
             |             
            
                44.10
             |           
            
                44.10
             |               
            
                44.10
             |                           
            
                44.10
             | 
            
                44.10
             |                     
            
                22.06
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                11/9/2016
             | 
            
                -0.20 / -0.45%
             |             
            
                44.30
             |           
            
                44.30
             |               
            
                43.60
             |                           
            
                44.10
             | 
            
                44.18
             |                     
            
                22.06
             |                                 
            
                286,190
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/8/2016
             | 
            
                -0.20 / -0.45%
             |             
            
                44.40
             |           
            
                44.40
             |               
            
                44.30
             |                           
            
                44.30
             | 
            
                44.38
             |                     
            
                22.16
             |                                 
            
                144,300
             |            
            
                 
             |                                       
         
    
        
            | 
                11/7/2016
             | 
            
                0.00 / 0.00%
             |             
            
                44.40
             |           
            
                44.50
             |               
            
                44.40
             |                           
            
                44.50
             | 
            
                44.42
             |                     
            
                22.26
             |                                 
            
                144,520
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/4/2016
             | 
            
                0.00 / 0.00%
             |             
            
                44.50
             |           
            
                44.50
             |               
            
                44.50
             |                           
            
                44.50
             | 
            
                44.50
             |                     
            
                22.26
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                11/3/2016
             | 
            
                -0.30 / -0.67%
             |             
            
                44.50
             |           
            
                44.50
             |               
            
                44.50
             |                           
            
                44.50
             | 
            
                44.50
             |                     
            
                22.26
             |                                 
            
                10
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/2/2016
             | 
            
                +0.30 / +0.67%
             |             
            
                43.20
             |           
            
                45.00
             |               
            
                43.20
             |                           
            
                44.80
             | 
            
                44.62
             |                     
            
                22.41
             |                                 
            
                213,670
             |            
            
                 
             |                                       
         
    
        
            | 
                11/1/2016
             | 
            
                +1.50 / +3.49%
             |             
            
                44.00
             |           
            
                45.00
             |               
            
                44.00
             |                           
            
                44.50
             | 
            
                44.13
             |                     
            
                22.26
             |                                 
            
                235,190
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/31/2016
             | 
            
                -2.50 / -5.49%
             |             
            
                44.90
             |           
            
                45.00
             |               
            
                43.00
             |                           
            
                43.00
             | 
            
                44.87
             |                     
            
                21.51
             |                                 
            
                93,020
             |            
            
                 
             |                                       
         
    
        
            | 
                10/28/2016
             | 
            
                -0.50 / -1.09%
             |             
            
                45.20
             |           
            
                45.50
             |               
            
                44.50
             |                           
            
                45.50
             | 
            
                45.45
             |                     
            
                22.76
             |                                 
            
                1,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/27/2016
             | 
            
                +2.00 / +4.55%
             |             
            
                43.80
             |           
            
                46.00
             |               
            
                43.80
             |                           
            
                46.00
             | 
            
                43.99
             |                     
            
                23.01
             |                                 
            
                99,900
             |            
            
                 
             |                                       
         
    
        
            | 
                10/26/2016
             | 
            
                0.00 / 0.00%
             |             
            
                44.00
             |           
            
                44.00
             |               
            
                41.50
             |                           
            
                44.00
             | 
            
                43.92
             |                     
            
                22.01
             |                                 
            
                84,060
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/25/2016
             | 
            
                -0.40 / -0.90%
             |             
            
                43.80
             |           
            
                44.30
             |               
            
                43.80
             |                           
            
                44.00
             | 
            
                44.00
             |                     
            
                22.01
             |                                 
            
                131,800
             |            
            
                 
             |                                       
         
    
        
            | 
                10/24/2016
             | 
            
                0.00 / 0.00%
             |             
            
                44.50
             |           
            
                44.50
             |               
            
                44.40
             |                           
            
                44.40
             | 
            
                44.48
             |                     
            
                22.21
             |                                 
            
                14,030
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/21/2016
             | 
            
                0.00 / 0.00%
             |             
            
                44.50
             |           
            
                44.90
             |               
            
                44.00
             |                           
            
                44.40
             | 
            
                44.56
             |                     
            
                22.21
             |                                 
            
                7,540
             |            
            
                 
             |                                       
         
    
        
            | 
                10/20/2016
             | 
            
                -0.10 / -0.22%
             |             
            
                44.10
             |           
            
                44.40
             |               
            
                44.10
             |                           
            
                44.40
             | 
            
                44.24
             |                     
            
                22.21
             |                                 
            
                88,350
             |  
            
                 
             |                                                              
             
    
         
    
    
 |