| 
                 
                    Closing price on 5/22/2014
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    32.10 | 
                 
                
                    | High | 
                    33.60 | 
                 
                
                    | Low | 
                    32.10 | 
                     
                
                    | Volume | 
                    36,410 | 
                                 
                
                    | Split-adjusted Price | 
                    9.59 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PGD Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                5/22/2014
             | 
            
                -6.40 / -16.08%
             |             
            
                32.10
             |           
            
                33.60
             |               
            
                32.10
             |                           
            
                33.40
             | 
            
                33.40
             |                     
            
                9.59
             |                                 
            
                36,410
             |            
            
                 
             |                                       
         
    
        
            | 
                5/21/2014
             | 
            
                -0.10 / -0.25%
             |             
            
                39.90
             |           
            
                39.90
             |               
            
                39.00
             |                           
            
                39.80
             | 
            
                39.80
             |                     
            
                9.04
             |                                 
            
                384,760
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/20/2014
             | 
            
                +0.10 / +0.25%
             |             
            
                39.80
             |           
            
                40.00
             |               
            
                39.50
             |                           
            
                39.90
             | 
            
                39.90
             |                     
            
                9.06
             |                                 
            
                304,300
             |            
            
                 
             |                                       
         
    
        
            | 
                5/19/2014
             | 
            
                -0.10 / -0.25%
             |             
            
                40.00
             |           
            
                40.00
             |               
            
                39.80
             |                           
            
                39.80
             | 
            
                39.80
             |                     
            
                9.04
             |                                 
            
                17,410
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/16/2014
             | 
            
                +0.50 / +1.27%
             |             
            
                39.90
             |           
            
                40.30
             |               
            
                39.50
             |                           
            
                39.90
             | 
            
                39.90
             |                     
            
                9.06
             |                                 
            
                42,570
             |            
            
                 
             |                                       
         
    
        
            | 
                5/15/2014
             | 
            
                -0.60 / -1.50%
             |             
            
                40.00
             |           
            
                40.00
             |               
            
                38.50
             |                           
            
                39.40
             | 
            
                39.40
             |                     
            
                8.95
             |                                 
            
                47,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/14/2014
             | 
            
                +1.00 / +2.56%
             |             
            
                39.00
             |           
            
                41.00
             |               
            
                39.00
             |                           
            
                40.00
             | 
            
                40.00
             |                     
            
                9.09
             |                                 
            
                46,810
             |            
            
                 
             |                                       
         
    
        
            | 
                5/13/2014
             | 
            
                -0.40 / -1.02%
             |             
            
                37.70
             |           
            
                39.40
             |               
            
                36.70
             |                           
            
                39.00
             | 
            
                39.00
             |                     
            
                8.86
             |                                 
            
                15,050
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/12/2014
             | 
            
                -1.10 / -2.72%
             |             
            
                40.00
             |           
            
                40.00
             |               
            
                37.70
             |                           
            
                39.40
             | 
            
                39.40
             |                     
            
                8.95
             |                                 
            
                230,950
             |            
            
                 
             |                                       
         
    
        
            | 
                5/9/2014
             | 
            
                +0.60 / +1.50%
             |             
            
                39.90
             |           
            
                41.00
             |               
            
                39.50
             |                           
            
                40.50
             | 
            
                40.50
             |                     
            
                9.20
             |                                 
            
                19,470
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/8/2014
             | 
            
                -2.90 / -6.78%
             |             
            
                41.50
             |           
            
                42.00
             |               
            
                39.90
             |                           
            
                39.90
             | 
            
                39.90
             |                     
            
                9.06
             |                                 
            
                174,010
             |            
            
                 
             |                                       
         
    
        
            | 
                5/7/2014
             | 
            
                -0.20 / -0.47%
             |             
            
                43.30
             |           
            
                43.90
             |               
            
                42.00
             |                           
            
                42.80
             | 
            
                42.80
             |                     
            
                9.72
             |                                 
            
                39,920
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/6/2014
             | 
            
                -1.80 / -4.02%
             |             
            
                43.10
             |           
            
                44.60
             |               
            
                42.00
             |                           
            
                43.00
             | 
            
                43.00
             |                     
            
                9.77
             |                                 
            
                31,400
             |            
            
                 
             |                                       
         
    
        
            | 
                5/5/2014
             | 
            
                -0.10 / -0.22%
             |             
            
                44.90
             |           
            
                46.30
             |               
            
                43.60
             |                           
            
                44.80
             | 
            
                44.80
             |                     
            
                10.18
             |                                 
            
                69,190
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/29/2014
             | 
            
                -0.50 / -1.10%
             |             
            
                45.40
             |           
            
                45.40
             |               
            
                43.60
             |                           
            
                44.90
             | 
            
                44.90
             |                     
            
                10.20
             |                                 
            
                41,650
             |            
            
                 
             |                                       
         
    
        
            | 
                4/28/2014
             | 
            
                +0.90 / +2.02%
             |             
            
                45.00
             |           
            
                46.00
             |               
            
                44.00
             |                           
            
                45.40
             | 
            
                45.40
             |                     
            
                10.31
             |                                 
            
                27,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/25/2014
             | 
            
                +0.50 / +1.14%
             |             
            
                44.00
             |           
            
                44.90
             |               
            
                44.00
             |                           
            
                44.50
             | 
            
                44.50
             |                     
            
                10.11
             |                                 
            
                71,920
             |            
            
                 
             |                                       
         
    
        
            | 
                4/24/2014
             | 
            
                0.00 / 0.00%
             |             
            
                44.00
             |           
            
                44.20
             |               
            
                43.50
             |                           
            
                44.00
             | 
            
                44.00
             |                     
            
                9.99
             |                                 
            
                26,180
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/23/2014
             | 
            
                0.00 / 0.00%
             |             
            
                44.00
             |           
            
                44.00
             |               
            
                43.60
             |                           
            
                44.00
             | 
            
                44.00
             |                     
            
                9.99
             |                                 
            
                25,610
             |            
            
                 
             |                                       
         
    
        
            | 
                4/22/2014
             | 
            
                0.00 / 0.00%
             |             
            
                44.00
             |           
            
                44.00
             |               
            
                43.20
             |                           
            
                44.00
             | 
            
                44.00
             |                     
            
                9.99
             |                                 
            
                4,430
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/21/2014
             | 
            
                -0.50 / -1.12%
             |             
            
                44.40
             |           
            
                45.00
             |               
            
                44.00
             |                           
            
                44.00
             | 
            
                44.00
             |                     
            
                9.99
             |                                 
            
                123,130
             |            
            
                 
             |                                       
         
    
        
            | 
                4/18/2014
             | 
            
                -0.50 / -1.11%
             |             
            
                43.50
             |           
            
                44.50
             |               
            
                43.20
             |                           
            
                44.50
             | 
            
                44.50
             |                     
            
                10.11
             |                                 
            
                4,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/17/2014
             | 
            
                +0.20 / +0.45%
             |             
            
                45.00
             |           
            
                45.10
             |               
            
                43.10
             |                           
            
                45.00
             | 
            
                45.00
             |                     
            
                10.22
             |                                 
            
                42,020
             |            
            
                 
             |                                       
         
    
        
            | 
                4/16/2014
             | 
            
                -0.50 / -1.10%
             |             
            
                45.00
             |           
            
                45.20
             |               
            
                43.80
             |                           
            
                44.80
             | 
            
                44.80
             |                     
            
                10.18
             |                                 
            
                18,650
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/15/2014
             | 
            
                -0.70 / -1.52%
             |             
            
                45.80
             |           
            
                45.80
             |               
            
                44.50
             |                           
            
                45.30
             | 
            
                45.30
             |                     
            
                10.29
             |                                 
            
                63,880
             |            
            
                 
             |                                       
         
    
        
            | 
                4/14/2014
             | 
            
                -0.30 / -0.65%
             |             
            
                45.00
             |           
            
                46.50
             |               
            
                45.00
             |                           
            
                46.00
             | 
            
                46.00
             |                     
            
                10.45
             |                                 
            
                19,590
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/11/2014
             | 
            
                -0.50 / -1.07%
             |             
            
                46.50
             |           
            
                46.50
             |               
            
                45.50
             |                           
            
                46.30
             | 
            
                46.30
             |                     
            
                10.52
             |                                 
            
                39,020
             |            
            
                 
             |                                       
         
    
        
            | 
                4/10/2014
             | 
            
                +1.80 / +4.00%
             |             
            
                45.20
             |           
            
                47.00
             |               
            
                45.20
             |                           
            
                46.80
             | 
            
                46.80
             |                     
            
                10.63
             |                                 
            
                197,540
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/8/2014
             | 
            
                -0.50 / -1.10%
             |             
            
                45.90
             |           
            
                45.90
             |               
            
                45.00
             |                           
            
                45.00
             | 
            
                45.00
             |                     
            
                10.22
             |                                 
            
                30,200
             |            
            
                 
             |                                       
         
    
        
            | 
                4/7/2014
             | 
            
                0.00 / 0.00%
             |             
            
                45.70
             |           
            
                45.70
             |               
            
                45.00
             |                           
            
                45.50
             | 
            
                45.50
             |                     
            
                10.33
             |                                 
            
                13,670
             |  
            
                 
             |                                                              
             
    
         
    
    
 |