| 
                 
                    Closing price on 8/31/2017
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    14.60 | 
                 
                
                    | High | 
                    14.80 | 
                 
                
                    | Low | 
                    14.40 | 
                     
                
                    | Volume | 
                    6,400 | 
                                 
                
                    | Split-adjusted Price | 
                    8.50 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PDB Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                8/31/2017
             | 
            
                +0.10 / +0.69%
             |             
            
                14.60
             |           
            
                14.80
             |               
            
                14.40
             |                           
            
                14.60
             | 
            
                14.71
             |                     
            
                8.50
             |                                 
            
                6,400
             |            
            
                 
             |                                       
         
    
        
            | 
                8/30/2017
             | 
            
                +0.10 / +0.69%
             |             
            
                14.50
             |           
            
                14.70
             |               
            
                14.40
             |                           
            
                14.50
             | 
            
                14.58
             |                     
            
                8.44
             |                                 
            
                6,850
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/29/2017
             | 
            
                -0.40 / -2.70%
             |             
            
                14.50
             |           
            
                14.80
             |               
            
                14.40
             |                           
            
                14.40
             | 
            
                14.58
             |                     
            
                8.38
             |                                 
            
                12,000
             |            
            
                 
             |                                       
         
    
        
            | 
                8/28/2017
             | 
            
                0.00 / 0.00%
             |             
            
                14.80
             |           
            
                15.00
             |               
            
                14.50
             |                           
            
                14.80
             | 
            
                14.68
             |                     
            
                8.62
             |                                 
            
                7,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/25/2017
             | 
            
                +0.20 / +1.37%
             |             
            
                14.80
             |           
            
                14.80
             |               
            
                14.50
             |                           
            
                14.80
             | 
            
                14.61
             |                     
            
                8.62
             |                                 
            
                2,600
             |            
            
                 
             |                                       
         
    
        
            | 
                8/24/2017
             | 
            
                +0.10 / +0.69%
             |             
            
                14.30
             |           
            
                14.70
             |               
            
                14.30
             |                           
            
                14.60
             | 
            
                14.48
             |                     
            
                8.50
             |                                 
            
                2,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/23/2017
             | 
            
                +0.20 / +1.40%
             |             
            
                14.20
             |           
            
                14.50
             |               
            
                14.20
             |                           
            
                14.50
             | 
            
                14.33
             |                     
            
                8.44
             |                                 
            
                7,000
             |            
            
                 
             |                                       
         
    
        
            | 
                8/22/2017
             | 
            
                -0.10 / -0.69%
             |             
            
                14.40
             |           
            
                14.40
             |               
            
                14.30
             |                           
            
                14.30
             | 
            
                14.35
             |                     
            
                8.32
             |                                 
            
                10,802
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/21/2017
             | 
            
                +0.10 / +0.70%
             |             
            
                14.20
             |           
            
                14.40
             |               
            
                14.20
             |                           
            
                14.40
             | 
            
                14.34
             |                     
            
                8.38
             |                                 
            
                12,900
             |            
            
                 
             |                                       
         
    
        
            | 
                8/18/2017
             | 
            
                0.00 / 0.00%
             |             
            
                14.10
             |           
            
                14.90
             |               
            
                14.10
             |                           
            
                14.30
             | 
            
                14.38
             |                     
            
                8.32
             |                                 
            
                6,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/17/2017
             | 
            
                -0.10 / -0.69%
             |             
            
                14.20
             |           
            
                14.70
             |               
            
                14.10
             |                           
            
                14.30
             | 
            
                14.38
             |                     
            
                8.32
             |                                 
            
                20,600
             |            
            
                 
             |                                       
         
    
        
            | 
                8/16/2017
             | 
            
                0.00 / 0.00%
             |             
            
                14.40
             |           
            
                14.60
             |               
            
                14.30
             |                           
            
                14.40
             | 
            
                14.44
             |                     
            
                8.38
             |                                 
            
                15,910
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/15/2017
             | 
            
                +0.20 / +1.41%
             |             
            
                14.10
             |           
            
                14.90
             |               
            
                13.90
             |                           
            
                14.40
             | 
            
                14.25
             |                     
            
                8.38
             |                                 
            
                19,700
             |            
            
                 
             |                                       
         
    
        
            | 
                8/14/2017
             | 
            
                +0.30 / +2.16%
             |             
            
                13.70
             |           
            
                14.20
             |               
            
                13.70
             |                           
            
                14.20
             | 
            
                14.11
             |                     
            
                8.27
             |                                 
            
                3,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/11/2017
             | 
            
                +0.10 / +0.72%
             |             
            
                13.80
             |           
            
                13.90
             |               
            
                13.80
             |                           
            
                13.90
             | 
            
                13.85
             |                     
            
                8.09
             |                                 
            
                1,200
             |            
            
                 
             |                                       
         
    
        
            | 
                8/10/2017
             | 
            
                +0.10 / +0.73%
             |             
            
                13.80
             |           
            
                14.00
             |               
            
                13.70
             |                           
            
                13.80
             | 
            
                13.89
             |                     
            
                8.03
             |                                 
            
                7,810
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/9/2017
             | 
            
                -0.10 / -0.72%
             |             
            
                13.90
             |           
            
                14.00
             |               
            
                13.70
             |                           
            
                13.70
             | 
            
                13.78
             |                     
            
                7.98
             |                                 
            
                18,400
             |            
            
                 
             |                                       
         
    
        
            | 
                8/8/2017
             | 
            
                -0.10 / -0.72%
             |             
            
                13.60
             |           
            
                14.00
             |               
            
                13.60
             |                           
            
                13.80
             | 
            
                13.90
             |                     
            
                8.03
             |                                 
            
                23,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/7/2017
             | 
            
                0.00 / 0.00%
             |             
            
                13.80
             |           
            
                14.00
             |               
            
                13.70
             |                           
            
                13.90
             | 
            
                13.83
             |                     
            
                8.09
             |                                 
            
                7,800
             |            
            
                 
             |                                       
         
    
        
            | 
                8/4/2017
             | 
            
                +0.20 / +1.46%
             |             
            
                13.60
             |           
            
                13.90
             |               
            
                13.60
             |                           
            
                13.90
             | 
            
                13.74
             |                     
            
                8.09
             |                                 
            
                27,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/3/2017
             | 
            
                +0.10 / +0.74%
             |             
            
                14.00
             |           
            
                14.00
             |               
            
                13.60
             |                           
            
                13.70
             | 
            
                13.66
             |                     
            
                7.98
             |                                 
            
                17,070
             |            
            
                 
             |                                       
         
    
        
            | 
                8/2/2017
             | 
            
                0.00 / 0.00%
             |             
            
                13.30
             |           
            
                13.90
             |               
            
                13.30
             |                           
            
                13.60
             | 
            
                13.71
             |                     
            
                7.92
             |                                 
            
                13,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/1/2017
             | 
            
                -0.10 / -0.73%
             |             
            
                13.80
             |           
            
                13.80
             |               
            
                13.60
             |                           
            
                13.60
             | 
            
                13.70
             |                     
            
                7.92
             |                                 
            
                11,200
             |            
            
                 
             |                                       
         
    
        
            | 
                7/31/2017
             | 
            
                0.00 / 0.00%
             |             
            
                14.00
             |           
            
                14.00
             |               
            
                13.60
             |                           
            
                13.70
             | 
            
                13.75
             |                     
            
                7.98
             |                                 
            
                5,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/28/2017
             | 
            
                +0.20 / +1.48%
             |             
            
                13.50
             |           
            
                13.70
             |               
            
                13.50
             |                           
            
                13.70
             | 
            
                13.51
             |                     
            
                7.98
             |                                 
            
                3,300
             |            
            
                 
             |                                       
         
    
        
            | 
                7/27/2017
             | 
            
                +0.10 / +0.75%
             |             
            
                13.30
             |           
            
                13.50
             |               
            
                13.20
             |                           
            
                13.50
             | 
            
                13.30
             |                     
            
                7.86
             |                                 
            
                4,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/26/2017
             | 
            
                -0.10 / -0.74%
             |             
            
                13.70
             |           
            
                13.80
             |               
            
                13.40
             |                           
            
                13.40
             | 
            
                13.66
             |                     
            
                7.80
             |                                 
            
                18,700
             |            
            
                 
             |                                       
         
    
        
            | 
                7/25/2017
             | 
            
                +0.20 / +1.50%
             |             
            
                13.40
             |           
            
                13.50
             |               
            
                13.20
             |                           
            
                13.50
             | 
            
                13.37
             |                     
            
                7.86
             |                                 
            
                3,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/24/2017
             | 
            
                -0.70 / -5.00%
             |             
            
                13.70
             |           
            
                13.70
             |               
            
                13.30
             |                           
            
                13.30
             | 
            
                13.42
             |                     
            
                7.74
             |                                 
            
                18,500
             |            
            
                 
             |                                       
         
    
        
            | 
                7/21/2017
             | 
            
                -1.00 / -6.67%
             |             
            
                14.50
             |           
            
                14.50
             |               
            
                13.50
             |                           
            
                14.00
             | 
            
                13.90
             |                     
            
                8.15
             |                                 
            
                29,060
             |  
            
                 
             |                                                              
             
    
         
    
    
 |