| 
                 
                    Closing price on 12/18/2013
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    37.50 | 
                 
                
                    | High | 
                    37.90 | 
                 
                
                    | Low | 
                    37.40 | 
                     
                
                    | Volume | 
                    50,000 | 
                                 
                
                    | Split-adjusted Price | 
                    8.49 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PGD Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                12/18/2013
             | 
            
                0.00 / 0.00%
             |             
            
                37.50
             |           
            
                37.90
             |               
            
                37.40
             |                           
            
                37.40
             | 
            
                37.40
             |                     
            
                8.49
             |                                 
            
                50,000
             |            
            
                 
             |                                       
         
    
        
            | 
                12/17/2013
             | 
            
                +1.30 / +3.60%
             |             
            
                36.10
             |           
            
                38.00
             |               
            
                36.10
             |                           
            
                37.40
             | 
            
                37.40
             |                     
            
                8.49
             |                                 
            
                162,010
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/16/2013
             | 
            
                +1.00 / +2.85%
             |             
            
                35.10
             |           
            
                36.50
             |               
            
                35.00
             |                           
            
                36.10
             | 
            
                36.10
             |                     
            
                8.20
             |                                 
            
                143,250
             |            
            
                 
             |                                       
         
    
        
            | 
                12/13/2013
             | 
            
                0.00 / 0.00%
             |             
            
                35.10
             |           
            
                35.30
             |               
            
                35.00
             |                           
            
                35.10
             | 
            
                35.10
             |                     
            
                7.97
             |                                 
            
                117,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/12/2013
             | 
            
                +0.10 / +0.29%
             |             
            
                35.00
             |           
            
                35.20
             |               
            
                34.80
             |                           
            
                35.10
             | 
            
                35.10
             |                     
            
                7.97
             |                                 
            
                60,520
             |            
            
                 
             |                                       
         
    
        
            | 
                12/11/2013
             | 
            
                +0.40 / +1.16%
             |             
            
                34.60
             |           
            
                35.00
             |               
            
                34.60
             |                           
            
                35.00
             | 
            
                35.00
             |                     
            
                7.95
             |                                 
            
                96,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/10/2013
             | 
            
                -0.40 / -1.14%
             |             
            
                34.80
             |           
            
                35.00
             |               
            
                34.60
             |                           
            
                34.60
             | 
            
                34.60
             |                     
            
                7.86
             |                                 
            
                74,990
             |            
            
                 
             |                                       
         
    
        
            | 
                12/9/2013
             | 
            
                -0.20 / -0.57%
             |             
            
                35.20
             |           
            
                35.20
             |               
            
                34.80
             |                           
            
                35.00
             | 
            
                35.00
             |                     
            
                7.95
             |                                 
            
                127,750
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/6/2013
             | 
            
                -0.10 / -0.28%
             |             
            
                35.30
             |           
            
                35.30
             |               
            
                34.80
             |                           
            
                35.20
             | 
            
                35.20
             |                     
            
                7.99
             |                                 
            
                127,530
             |            
            
                 
             |                                       
         
    
        
            | 
                12/5/2013
             | 
            
                +0.30 / +0.86%
             |             
            
                35.40
             |           
            
                35.50
             |               
            
                34.80
             |                           
            
                35.30
             | 
            
                35.30
             |                     
            
                8.02
             |                                 
            
                74,120
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/4/2013
             | 
            
                -0.60 / -1.69%
             |             
            
                35.40
             |           
            
                35.40
             |               
            
                34.80
             |                           
            
                35.00
             | 
            
                35.00
             |                     
            
                7.95
             |                                 
            
                83,880
             |            
            
                 
             |                                       
         
    
        
            | 
                12/3/2013
             | 
            
                +0.10 / +0.28%
             |             
            
                35.20
             |           
            
                35.90
             |               
            
                35.20
             |                           
            
                35.60
             | 
            
                35.60
             |                     
            
                8.09
             |                                 
            
                174,640
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/2/2013
             | 
            
                +0.60 / +1.72%
             |             
            
                35.00
             |           
            
                36.00
             |               
            
                34.90
             |                           
            
                35.50
             | 
            
                35.50
             |                     
            
                8.06
             |                                 
            
                218,900
             |            
            
                 
             |                                       
         
    
        
            | 
                11/29/2013
             | 
            
                -0.10 / -0.29%
             |             
            
                35.30
             |           
            
                35.40
             |               
            
                34.70
             |                           
            
                34.90
             | 
            
                34.90
             |                     
            
                7.93
             |                                 
            
                59,010
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/28/2013
             | 
            
                +2.20 / +6.71%
             |             
            
                33.30
             |           
            
                35.00
             |               
            
                33.30
             |                           
            
                35.00
             | 
            
                35.00
             |                     
            
                7.95
             |                                 
            
                489,550
             |            
            
                 
             |                                       
         
    
        
            | 
                11/27/2013
             | 
            
                +1.20 / +3.80%
             |             
            
                31.90
             |           
            
                33.50
             |               
            
                31.80
             |                           
            
                32.80
             | 
            
                32.80
             |                     
            
                7.45
             |                                 
            
                369,460
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/26/2013
             | 
            
                +0.20 / +0.64%
             |             
            
                31.30
             |           
            
                31.60
             |               
            
                31.30
             |                           
            
                31.60
             | 
            
                31.60
             |                     
            
                7.18
             |                                 
            
                34,860
             |            
            
                 
             |                                       
         
    
        
            | 
                11/25/2013
             | 
            
                -0.10 / -0.32%
             |             
            
                32.00
             |           
            
                32.00
             |               
            
                31.30
             |                           
            
                31.40
             | 
            
                31.40
             |                     
            
                7.13
             |                                 
            
                118,360
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/22/2013
             | 
            
                +0.70 / +2.27%
             |             
            
                30.90
             |           
            
                31.60
             |               
            
                30.80
             |                           
            
                31.50
             | 
            
                31.50
             |                     
            
                7.15
             |                                 
            
                166,570
             |            
            
                 
             |                                       
         
    
        
            | 
                11/21/2013
             | 
            
                0.00 / 0.00%
             |             
            
                30.80
             |           
            
                31.00
             |               
            
                30.70
             |                           
            
                30.80
             | 
            
                30.80
             |                     
            
                7.00
             |                                 
            
                95,180
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/20/2013
             | 
            
                0.00 / 0.00%
             |             
            
                30.80
             |           
            
                31.00
             |               
            
                30.70
             |                           
            
                30.80
             | 
            
                30.80
             |                     
            
                7.00
             |                                 
            
                52,060
             |            
            
                 
             |                                       
         
    
        
            | 
                11/19/2013
             | 
            
                +0.20 / +0.65%
             |             
            
                30.80
             |           
            
                31.00
             |               
            
                30.60
             |                           
            
                30.80
             | 
            
                30.80
             |                     
            
                7.00
             |                                 
            
                67,190
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/18/2013
             | 
            
                -0.10 / -0.33%
             |             
            
                30.80
             |           
            
                30.90
             |               
            
                30.60
             |                           
            
                30.60
             | 
            
                30.60
             |                     
            
                6.95
             |                                 
            
                57,810
             |            
            
                 
             |                                       
         
    
        
            | 
                11/15/2013
             | 
            
                0.00 / 0.00%
             |             
            
                30.70
             |           
            
                30.80
             |               
            
                30.50
             |                           
            
                30.70
             | 
            
                30.70
             |                     
            
                6.97
             |                                 
            
                65,750
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/14/2013
             | 
            
                -0.10 / -0.32%
             |             
            
                30.70
             |           
            
                30.80
             |               
            
                30.70
             |                           
            
                30.70
             | 
            
                30.70
             |                     
            
                6.97
             |                                 
            
                12,040
             |            
            
                 
             |                                       
         
    
        
            | 
                11/13/2013
             | 
            
                +0.10 / +0.33%
             |             
            
                30.70
             |           
            
                30.80
             |               
            
                30.60
             |                           
            
                30.80
             | 
            
                30.80
             |                     
            
                7.00
             |                                 
            
                20,240
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/12/2013
             | 
            
                -0.20 / -0.65%
             |             
            
                30.80
             |           
            
                31.20
             |               
            
                30.70
             |                           
            
                30.70
             | 
            
                30.70
             |                     
            
                6.97
             |                                 
            
                79,650
             |            
            
                 
             |                                       
         
    
        
            | 
                11/11/2013
             | 
            
                +0.20 / +0.65%
             |             
            
                30.70
             |           
            
                30.90
             |               
            
                30.70
             |                           
            
                30.90
             | 
            
                30.90
             |                     
            
                7.02
             |                                 
            
                18,640
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/8/2013
             | 
            
                -0.60 / -1.92%
             |             
            
                31.20
             |           
            
                31.20
             |               
            
                30.60
             |                           
            
                30.70
             | 
            
                30.70
             |                     
            
                6.97
             |                                 
            
                28,790
             |            
            
                 
             |                                       
         
    
        
            | 
                11/7/2013
             | 
            
                -0.60 / -1.88%
             |             
            
                31.50
             |           
            
                31.50
             |               
            
                31.00
             |                           
            
                31.30
             | 
            
                31.30
             |                     
            
                7.11
             |                                 
            
                110,220
             |  
            
                 
             |                                                              
             
    
         
    
    
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