| 
                 
                    Closing price on 5/12/2016
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    47.00 | 
                 
                
                    | High | 
                    47.50 | 
                 
                
                    | Low | 
                    46.00 | 
                     
                
                    | Volume | 
                    543,460 | 
                                 
                
                    | Split-adjusted Price | 
                    22.98 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PGD Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                5/12/2016
             | 
            
                +0.10 / +0.21%
             |             
            
                47.00
             |           
            
                47.50
             |               
            
                46.00
             |                           
            
                47.00
             | 
            
                46.90
             |                     
            
                22.98
             |                                 
            
                543,460
             |            
            
                 
             |                                       
         
    
        
            | 
                5/11/2016
             | 
            
                +0.10 / +0.21%
             |             
            
                47.50
             |           
            
                47.50
             |               
            
                45.60
             |                           
            
                46.90
             | 
            
                46.77
             |                     
            
                22.94
             |                                 
            
                801,760
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/10/2016
             | 
            
                -1.00 / -2.09%
             |             
            
                44.50
             |           
            
                47.00
             |               
            
                44.50
             |                           
            
                46.80
             | 
            
                45.11
             |                     
            
                22.89
             |                                 
            
                206,390
             |            
            
                 
             |                                       
         
    
        
            | 
                5/9/2016
             | 
            
                +0.90 / +1.92%
             |             
            
                44.20
             |           
            
                47.90
             |               
            
                44.20
             |                           
            
                47.80
             | 
            
                45.65
             |                     
            
                23.38
             |                                 
            
                570,210
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/6/2016
             | 
            
                -1.10 / -2.29%
             |             
            
                47.50
             |           
            
                47.50
             |               
            
                46.90
             |                           
            
                46.90
             | 
            
                47.25
             |                     
            
                22.94
             |                                 
            
                627,340
             |            
            
                 
             |                                       
         
    
        
            | 
                5/5/2016
             | 
            
                +0.10 / +0.21%
             |             
            
                47.50
             |           
            
                48.50
             |               
            
                47.50
             |                           
            
                48.00
             | 
            
                47.94
             |                     
            
                23.47
             |                                 
            
                513,640
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/4/2016
             | 
            
                0.00 / 0.00%
             |             
            
                45.00
             |           
            
                48.00
             |               
            
                45.00
             |                           
            
                47.90
             | 
            
                47.80
             |                     
            
                23.42
             |                                 
            
                700,390
             |            
            
                 
             |                                       
         
    
        
            | 
                4/29/2016
             | 
            
                +3.10 / +6.92%
             |             
            
                44.40
             |           
            
                47.90
             |               
            
                44.30
             |                           
            
                47.90
             | 
            
                45.91
             |                     
            
                23.42
             |                                 
            
                181,340
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/28/2016
             | 
            
                +0.40 / +0.90%
             |             
            
                44.50
             |           
            
                45.00
             |               
            
                44.10
             |                           
            
                44.80
             | 
            
                44.64
             |                     
            
                21.91
             |                                 
            
                463,640
             |            
            
                 
             |                                       
         
    
        
            | 
                4/27/2016
             | 
            
                +0.10 / +0.23%
             |             
            
                44.10
             |           
            
                44.50
             |               
            
                44.10
             |                           
            
                44.40
             | 
            
                44.36
             |                     
            
                21.71
             |                                 
            
                625,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/26/2016
             | 
            
                +0.30 / +0.68%
             |             
            
                44.10
             |           
            
                44.40
             |               
            
                44.00
             |                           
            
                44.30
             | 
            
                44.20
             |                     
            
                21.66
             |                                 
            
                606,990
             |            
            
                 
             |                                       
         
    
        
            | 
                4/25/2016
             | 
            
                0.00 / 0.00%
             |             
            
                44.00
             |           
            
                44.50
             |               
            
                43.80
             |                           
            
                44.00
             | 
            
                44.18
             |                     
            
                21.52
             |                                 
            
                723,870
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/22/2016
             | 
            
                +0.50 / +1.15%
             |             
            
                43.50
             |           
            
                44.10
             |               
            
                43.50
             |                           
            
                44.00
             | 
            
                43.92
             |                     
            
                21.52
             |                                 
            
                911,330
             |            
            
                 
             |                                       
         
    
        
            | 
                4/21/2016
             | 
            
                +0.60 / +1.40%
             |             
            
                42.90
             |           
            
                43.50
             |               
            
                42.90
             |                           
            
                43.50
             | 
            
                43.37
             |                     
            
                21.27
             |                                 
            
                662,420
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/20/2016
             | 
            
                +0.10 / +0.23%
             |             
            
                42.80
             |           
            
                43.40
             |               
            
                42.50
             |                           
            
                42.90
             | 
            
                43.28
             |                     
            
                20.98
             |                                 
            
                730,980
             |            
            
                 
             |                                       
         
    
        
            | 
                4/19/2016
             | 
            
                -1.20 / -2.73%
             |             
            
                44.50
             |           
            
                44.50
             |               
            
                42.50
             |                           
            
                42.80
             | 
            
                44.18
             |                     
            
                20.93
             |                                 
            
                445,170
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/15/2016
             | 
            
                +0.30 / +0.69%
             |             
            
                44.00
             |           
            
                44.40
             |               
            
                43.90
             |                           
            
                44.00
             | 
            
                44.10
             |                     
            
                21.52
             |                                 
            
                524,540
             |            
            
                 
             |                                       
         
    
        
            | 
                4/14/2016
             | 
            
                +0.90 / +2.10%
             |             
            
                42.50
             |           
            
                43.90
             |               
            
                42.50
             |                           
            
                43.70
             | 
            
                43.55
             |                     
            
                21.37
             |                                 
            
                556,230
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/13/2016
             | 
            
                -2.20 / -4.89%
             |             
            
                41.90
             |           
            
                44.00
             |               
            
                41.90
             |                           
            
                42.80
             | 
            
                43.13
             |                     
            
                20.93
             |                                 
            
                539,980
             |            
            
                 
             |                                       
         
    
        
            | 
                4/12/2016
             | 
            
                +1.70 / +3.93%
             |             
            
                42.50
             |           
            
                45.00
             |               
            
                42.50
             |                           
            
                45.00
             | 
            
                43.31
             |                     
            
                22.01
             |                                 
            
                443,870
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/11/2016
             | 
            
                +1.30 / +3.10%
             |             
            
                42.00
             |           
            
                43.50
             |               
            
                42.00
             |                           
            
                43.30
             | 
            
                42.82
             |                     
            
                21.17
             |                                 
            
                637,040
             |            
            
                 
             |                                       
         
    
        
            | 
                4/8/2016
             | 
            
                +1.50 / +3.70%
             |             
            
                40.00
             |           
            
                42.00
             |               
            
                40.00
             |                           
            
                42.00
             | 
            
                41.33
             |                     
            
                20.54
             |                                 
            
                474,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/7/2016
             | 
            
                +0.60 / +1.50%
             |             
            
                40.00
             |           
            
                40.50
             |               
            
                39.90
             |                           
            
                40.50
             | 
            
                40.12
             |                     
            
                19.81
             |                                 
            
                427,350
             |            
            
                 
             |                                       
         
    
        
            | 
                4/6/2016
             | 
            
                +0.40 / +1.01%
             |             
            
                39.60
             |           
            
                40.00
             |               
            
                39.50
             |                           
            
                39.90
             | 
            
                39.83
             |                     
            
                19.51
             |                                 
            
                356,250
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/5/2016
             | 
            
                -0.20 / -0.50%
             |             
            
                39.30
             |           
            
                39.80
             |               
            
                39.30
             |                           
            
                39.50
             | 
            
                39.61
             |                     
            
                19.32
             |                                 
            
                318,940
             |            
            
                 
             |                                       
         
    
        
            | 
                4/4/2016
             | 
            
                -0.30 / -0.75%
             |             
            
                39.90
             |           
            
                40.00
             |               
            
                39.50
             |                           
            
                39.70
             | 
            
                39.78
             |                     
            
                19.41
             |                                 
            
                503,670
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/1/2016
             | 
            
                +0.30 / +0.76%
             |             
            
                40.40
             |           
            
                40.40
             |               
            
                39.70
             |                           
            
                40.00
             | 
            
                40.05
             |                     
            
                19.56
             |                                 
            
                288,190
             |            
            
                 
             |                                       
         
    
        
            | 
                3/31/2016
             | 
            
                +0.80 / +2.06%
             |             
            
                39.30
             |           
            
                40.20
             |               
            
                39.30
             |                           
            
                39.70
             | 
            
                39.86
             |                     
            
                19.41
             |                                 
            
                422,370
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/30/2016
             | 
            
                +0.90 / +2.37%
             |             
            
                37.90
             |           
            
                39.00
             |               
            
                37.90
             |                           
            
                38.90
             | 
            
                38.46
             |                     
            
                19.02
             |                                 
            
                669,500
             |            
            
                 
             |                                       
         
    
        
            | 
                3/29/2016
             | 
            
                -0.60 / -1.55%
             |             
            
                38.90
             |           
            
                39.00
             |               
            
                38.00
             |                           
            
                38.00
             | 
            
                38.79
             |                     
            
                18.58
             |                                 
            
                218,510
             |  
            
                 
             |                                                              
             
    
         
    
    
 |