| 
                 
                    Closing price on 9/30/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    23.60 | 
                 
                
                    | High | 
                    25.00 | 
                 
                
                    | Low | 
                    23.60 | 
                     
                
                    | Volume | 
                    11,010 | 
                                 
                
                    | Split-adjusted Price | 
                    4.75 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PDR Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                9/30/2011
             | 
            
                +0.30 / +1.21%
             |             
            
                23.60
             |           
            
                25.00
             |               
            
                23.60
             |                           
            
                25.00
             | 
            
                25.00
             |                     
            
                4.75
             |                                 
            
                11,010
             |            
            
                 
             |                                       
         
    
        
            | 
                9/29/2011
             | 
            
                -0.30 / -1.20%
             |             
            
                24.70
             |           
            
                24.70
             |               
            
                23.80
             |                           
            
                24.70
             | 
            
                24.70
             |                     
            
                4.69
             |                                 
            
                201,950
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/28/2011
             | 
            
                -0.10 / -0.40%
             |             
            
                24.00
             |           
            
                25.10
             |               
            
                23.90
             |                           
            
                25.00
             | 
            
                25.00
             |                     
            
                4.75
             |                                 
            
                456,430
             |            
            
                 
             |                                       
         
    
        
            | 
                9/27/2011
             | 
            
                +0.60 / +2.45%
             |             
            
                25.00
             |           
            
                25.10
             |               
            
                24.70
             |                           
            
                25.10
             | 
            
                25.10
             |                     
            
                4.77
             |                                 
            
                10,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/26/2011
             | 
            
                -0.50 / -2.00%
             |             
            
                25.00
             |           
            
                25.20
             |               
            
                23.90
             |                           
            
                24.50
             | 
            
                24.50
             |                     
            
                4.65
             |                                 
            
                17,500
             |            
            
                 
             |                                       
         
    
        
            | 
                9/23/2011
             | 
            
                -0.10 / -0.40%
             |             
            
                24.50
             |           
            
                25.10
             |               
            
                24.50
             |                           
            
                25.00
             | 
            
                25.00
             |                     
            
                4.75
             |                                 
            
                11,080
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/22/2011
             | 
            
                +0.10 / +0.40%
             |             
            
                25.00
             |           
            
                25.10
             |               
            
                25.00
             |                           
            
                25.10
             | 
            
                25.10
             |                     
            
                4.77
             |                                 
            
                2,700
             |            
            
                 
             |                                       
         
    
        
            | 
                9/21/2011
             | 
            
                +0.40 / +1.63%
             |             
            
                24.70
             |           
            
                25.80
             |               
            
                24.60
             |                           
            
                25.00
             | 
            
                25.00
             |                     
            
                4.75
             |                                 
            
                2,370
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/20/2011
             | 
            
                -0.50 / -1.99%
             |             
            
                25.10
             |           
            
                25.10
             |               
            
                24.00
             |                           
            
                24.60
             | 
            
                24.60
             |                     
            
                4.67
             |                                 
            
                105,010
             |            
            
                 
             |                                       
         
    
        
            | 
                9/19/2011
             | 
            
                0.00 / 0.00%
             |             
            
                24.90
             |           
            
                25.10
             |               
            
                23.90
             |                           
            
                25.10
             | 
            
                25.10
             |                     
            
                4.77
             |                                 
            
                5,910
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/16/2011
             | 
            
                +0.10 / +0.40%
             |             
            
                25.00
             |           
            
                26.20
             |               
            
                25.00
             |                           
            
                25.10
             | 
            
                25.10
             |                     
            
                4.77
             |                                 
            
                4,020
             |            
            
                 
             |                                       
         
    
        
            | 
                9/15/2011
             | 
            
                -0.10 / -0.40%
             |             
            
                25.00
             |           
            
                25.00
             |               
            
                25.00
             |                           
            
                25.00
             | 
            
                25.00
             |                     
            
                4.75
             |                                 
            
                1,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/14/2011
             | 
            
                0.00 / 0.00%
             |             
            
                25.20
             |           
            
                25.20
             |               
            
                25.00
             |                           
            
                25.10
             | 
            
                25.10
             |                     
            
                4.77
             |                                 
            
                3,520
             |            
            
                 
             |                                       
         
    
        
            | 
                9/13/2011
             | 
            
                +0.10 / +0.40%
             |             
            
                25.00
             |           
            
                25.10
             |               
            
                25.00
             |                           
            
                25.10
             | 
            
                25.10
             |                     
            
                4.77
             |                                 
            
                1,550
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/12/2011
             | 
            
                -0.30 / -1.19%
             |             
            
                25.30
             |           
            
                25.40
             |               
            
                25.00
             |                           
            
                25.00
             | 
            
                25.00
             |                     
            
                4.75
             |                                 
            
                6,500
             |            
            
                 
             |                                       
         
    
        
            | 
                9/9/2011
             | 
            
                0.00 / 0.00%
             |             
            
                25.20
             |           
            
                25.30
             |               
            
                25.20
             |                           
            
                25.30
             | 
            
                25.30
             |                     
            
                4.80
             |                                 
            
                2,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/8/2011
             | 
            
                +0.10 / +0.40%
             |             
            
                25.20
             |           
            
                25.30
             |               
            
                25.20
             |                           
            
                25.30
             | 
            
                25.30
             |                     
            
                4.80
             |                                 
            
                2,910
             |            
            
                 
             |                                       
         
    
        
            | 
                9/7/2011
             | 
            
                +0.40 / +1.61%
             |             
            
                25.00
             |           
            
                25.20
             |               
            
                25.00
             |                           
            
                25.20
             | 
            
                25.20
             |                     
            
                4.79
             |                                 
            
                7,370
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/6/2011
             | 
            
                0.00 / 0.00%
             |             
            
                24.80
             |           
            
                24.80
             |               
            
                24.70
             |                           
            
                24.80
             | 
            
                24.80
             |                     
            
                4.71
             |                                 
            
                2,500
             |            
            
                 
             |                                       
         
    
        
            | 
                9/5/2011
             | 
            
                0.00 / 0.00%
             |             
            
                24.80
             |           
            
                24.90
             |               
            
                24.70
             |                           
            
                24.80
             | 
            
                24.80
             |                     
            
                4.71
             |                                 
            
                6,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/1/2011
             | 
            
                +0.10 / +0.40%
             |             
            
                24.80
             |           
            
                24.80
             |               
            
                24.50
             |                           
            
                24.80
             | 
            
                24.80
             |                     
            
                4.71
             |                                 
            
                8,310
             |            
            
                 
             |                                       
         
    
        
            | 
                8/31/2011
             | 
            
                0.00 / 0.00%
             |             
            
                24.80
             |           
            
                24.80
             |               
            
                24.70
             |                           
            
                24.70
             | 
            
                24.70
             |                     
            
                4.69
             |                                 
            
                3,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/30/2011
             | 
            
                +0.20 / +0.82%
             |             
            
                24.60
             |           
            
                24.70
             |               
            
                24.60
             |                           
            
                24.70
             | 
            
                24.70
             |                     
            
                4.69
             |                                 
            
                3,710
             |            
            
                 
             |                                       
         
    
        
            | 
                8/29/2011
             | 
            
                -0.20 / -0.81%
             |             
            
                24.60
             |           
            
                24.60
             |               
            
                24.50
             |                           
            
                24.50
             | 
            
                24.50
             |                     
            
                4.65
             |                                 
            
                2,450
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/26/2011
             | 
            
                0.00 / 0.00%
             |             
            
                24.70
             |           
            
                24.70
             |               
            
                24.50
             |                           
            
                24.70
             | 
            
                24.70
             |                     
            
                4.69
             |                                 
            
                2,310
             |            
            
                 
             |                                       
         
    
        
            | 
                8/25/2011
             | 
            
                -0.10 / -0.40%
             |             
            
                24.80
             |           
            
                24.80
             |               
            
                24.20
             |                           
            
                24.70
             | 
            
                24.70
             |                     
            
                4.69
             |                                 
            
                4,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/24/2011
             | 
            
                0.00 / 0.00%
             |             
            
                24.80
             |           
            
                24.80
             |               
            
                24.50
             |                           
            
                24.80
             | 
            
                24.80
             |                     
            
                4.71
             |                                 
            
                5,500
             |            
            
                 
             |                                       
         
    
        
            | 
                8/23/2011
             | 
            
                +0.30 / +1.22%
             |             
            
                24.80
             |           
            
                25.10
             |               
            
                24.80
             |                           
            
                24.80
             | 
            
                24.80
             |                     
            
                4.71
             |                                 
            
                6,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/22/2011
             | 
            
                -0.50 / -2.00%
             |             
            
                24.80
             |           
            
                25.00
             |               
            
                24.50
             |                           
            
                24.50
             | 
            
                24.50
             |                     
            
                4.65
             |                                 
            
                4,900
             |            
            
                 
             |                                       
         
    
        
            | 
                8/19/2011
             | 
            
                +0.30 / +1.21%
             |             
            
                24.60
             |           
            
                25.00
             |               
            
                24.60
             |                           
            
                25.00
             | 
            
                25.00
             |                     
            
                4.75
             |                                 
            
                2,600
             |  
            
                 
             |                                                              
             
    
         
    
    
 |