| 
                 
                    Closing price on 9/30/2014
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    24.80 | 
                 
                
                    | High | 
                    25.30 | 
                 
                
                    | Low | 
                    24.50 | 
                     
                
                    | Volume | 
                    406,170 | 
                                 
                
                    | Split-adjusted Price | 
                    7.54 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PPC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                9/30/2014
             | 
            
                +0.40 / +1.61%
             |             
            
                24.80
             |           
            
                25.30
             |               
            
                24.50
             |                           
            
                25.30
             | 
            
                25.30
             |                     
            
                7.54
             |                                 
            
                406,170
             |            
            
                 
             |                                       
         
    
        
            | 
                9/29/2014
             | 
            
                -0.40 / -1.58%
             |             
            
                25.10
             |           
            
                25.30
             |               
            
                24.90
             |                           
            
                24.90
             | 
            
                24.90
             |                     
            
                7.42
             |                                 
            
                166,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/26/2014
             | 
            
                +0.60 / +2.43%
             |             
            
                24.70
             |           
            
                25.40
             |               
            
                24.70
             |                           
            
                25.30
             | 
            
                25.30
             |                     
            
                7.54
             |                                 
            
                213,160
             |            
            
                 
             |                                       
         
    
        
            | 
                9/25/2014
             | 
            
                0.00 / 0.00%
             |             
            
                24.90
             |           
            
                25.00
             |               
            
                24.30
             |                           
            
                24.70
             | 
            
                24.70
             |                     
            
                7.37
             |                                 
            
                786,350
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/24/2014
             | 
            
                -1.30 / -5.00%
             |             
            
                25.80
             |           
            
                25.80
             |               
            
                24.70
             |                           
            
                24.70
             | 
            
                24.70
             |                     
            
                7.37
             |                                 
            
                1,163,660
             |            
            
                 
             |                                       
         
    
        
            | 
                9/23/2014
             | 
            
                0.00 / 0.00%
             |             
            
                26.00
             |           
            
                26.30
             |               
            
                26.00
             |                           
            
                26.00
             | 
            
                26.00
             |                     
            
                7.75
             |                                 
            
                689,010
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/22/2014
             | 
            
                -1.10 / -4.06%
             |             
            
                26.90
             |           
            
                26.90
             |               
            
                26.00
             |                           
            
                26.00
             | 
            
                26.00
             |                     
            
                7.75
             |                                 
            
                1,272,280
             |            
            
                 
             |                                       
         
    
        
            | 
                9/19/2014
             | 
            
                +1.70 / +6.69%
             |             
            
                25.50
             |           
            
                27.10
             |               
            
                25.20
             |                           
            
                27.10
             | 
            
                27.10
             |                     
            
                8.08
             |                                 
            
                5,873,660
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/18/2014
             | 
            
                +0.60 / +2.42%
             |             
            
                25.00
             |           
            
                25.60
             |               
            
                25.00
             |                           
            
                25.40
             | 
            
                25.40
             |                     
            
                7.57
             |                                 
            
                795,210
             |            
            
                 
             |                                       
         
    
        
            | 
                9/17/2014
             | 
            
                -1.00 / -3.88%
             |             
            
                26.30
             |           
            
                26.40
             |               
            
                24.80
             |                           
            
                24.80
             | 
            
                24.80
             |                     
            
                7.39
             |                                 
            
                578,590
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/16/2014
             | 
            
                +0.80 / +3.20%
             |             
            
                25.00
             |           
            
                26.40
             |               
            
                25.00
             |                           
            
                25.80
             | 
            
                25.80
             |                     
            
                7.69
             |                                 
            
                1,165,670
             |            
            
                 
             |                                       
         
    
        
            | 
                9/15/2014
             | 
            
                +1.60 / +6.84%
             |             
            
                24.50
             |           
            
                25.00
             |               
            
                24.50
             |                           
            
                25.00
             | 
            
                25.00
             |                     
            
                7.45
             |                                 
            
                1,984,310
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/12/2014
             | 
            
                0.00 / 0.00%
             |             
            
                23.40
             |           
            
                23.40
             |               
            
                23.10
             |                           
            
                23.40
             | 
            
                23.40
             |                     
            
                6.98
             |                                 
            
                345,390
             |            
            
                 
             |                                       
         
    
        
            | 
                9/11/2014
             | 
            
                +0.10 / +0.43%
             |             
            
                23.20
             |           
            
                23.60
             |               
            
                23.20
             |                           
            
                23.40
             | 
            
                23.40
             |                     
            
                6.98
             |                                 
            
                231,670
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/10/2014
             | 
            
                +0.10 / +0.43%
             |             
            
                23.30
             |           
            
                23.50
             |               
            
                22.50
             |                           
            
                23.30
             | 
            
                23.30
             |                     
            
                6.95
             |                                 
            
                449,020
             |            
            
                 
             |                                       
         
    
        
            | 
                9/9/2014
             | 
            
                -0.50 / -2.11%
             |             
            
                23.70
             |           
            
                24.00
             |               
            
                22.80
             |                           
            
                23.20
             | 
            
                23.20
             |                     
            
                6.92
             |                                 
            
                1,067,580
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/8/2014
             | 
            
                +0.10 / +0.42%
             |             
            
                23.80
             |           
            
                24.10
             |               
            
                23.70
             |                           
            
                23.70
             | 
            
                23.70
             |                     
            
                7.07
             |                                 
            
                738,590
             |            
            
                 
             |                                       
         
    
        
            | 
                9/5/2014
             | 
            
                +0.50 / +2.16%
             |             
            
                23.40
             |           
            
                23.70
             |               
            
                23.30
             |                           
            
                23.60
             | 
            
                23.60
             |                     
            
                7.04
             |                                 
            
                746,780
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/4/2014
             | 
            
                0.00 / 0.00%
             |             
            
                22.70
             |           
            
                23.20
             |               
            
                22.70
             |                           
            
                23.10
             | 
            
                23.10
             |                     
            
                6.89
             |                                 
            
                614,050
             |            
            
                 
             |                                       
         
    
        
            | 
                9/3/2014
             | 
            
                +1.10 / +5.00%
             |             
            
                22.50
             |           
            
                23.10
             |               
            
                22.40
             |                           
            
                23.10
             | 
            
                23.10
             |                     
            
                6.89
             |                                 
            
                1,132,810
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/29/2014
             | 
            
                -0.10 / -0.45%
             |             
            
                22.30
             |           
            
                22.30
             |               
            
                21.80
             |                           
            
                22.00
             | 
            
                22.00
             |                     
            
                6.56
             |                                 
            
                787,010
             |            
            
                 
             |                                       
         
    
        
            | 
                8/28/2014
             | 
            
                +0.50 / +2.31%
             |             
            
                21.60
             |           
            
                22.40
             |               
            
                21.50
             |                           
            
                22.10
             | 
            
                22.10
             |                     
            
                6.59
             |                                 
            
                1,205,030
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/27/2014
             | 
            
                -0.30 / -1.37%
             |             
            
                21.60
             |           
            
                21.90
             |               
            
                21.50
             |                           
            
                21.60
             | 
            
                21.60
             |                     
            
                6.44
             |                                 
            
                393,030
             |            
            
                 
             |                                       
         
    
        
            | 
                8/26/2014
             | 
            
                -0.10 / -0.45%
             |             
            
                21.80
             |           
            
                22.00
             |               
            
                21.50
             |                           
            
                21.90
             | 
            
                21.90
             |                     
            
                6.53
             |                                 
            
                761,890
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/25/2014
             | 
            
                +0.40 / +1.85%
             |             
            
                21.60
             |           
            
                22.60
             |               
            
                21.60
             |                           
            
                22.00
             | 
            
                22.00
             |                     
            
                6.56
             |                                 
            
                783,400
             |            
            
                 
             |                                       
         
    
        
            | 
                8/22/2014
             | 
            
                +0.80 / +3.85%
             |             
            
                20.90
             |           
            
                21.60
             |               
            
                20.90
             |                           
            
                21.60
             | 
            
                21.60
             |                     
            
                6.44
             |                                 
            
                718,270
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/21/2014
             | 
            
                +0.30 / +1.46%
             |             
            
                20.50
             |           
            
                21.10
             |               
            
                20.50
             |                           
            
                20.80
             | 
            
                20.80
             |                     
            
                6.20
             |                                 
            
                823,460
             |            
            
                 
             |                                       
         
    
        
            | 
                8/20/2014
             | 
            
                +0.20 / +0.99%
             |             
            
                20.30
             |           
            
                20.50
             |               
            
                20.30
             |                           
            
                20.50
             | 
            
                20.50
             |                     
            
                6.11
             |                                 
            
                248,760
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/19/2014
             | 
            
                -0.10 / -0.49%
             |             
            
                20.30
             |           
            
                20.70
             |               
            
                20.30
             |                           
            
                20.30
             | 
            
                20.30
             |                     
            
                6.05
             |                                 
            
                646,760
             |            
            
                 
             |                                       
         
    
        
            | 
                8/18/2014
             | 
            
                -0.40 / -1.92%
             |             
            
                20.70
             |           
            
                20.80
             |               
            
                20.40
             |                           
            
                20.40
             | 
            
                20.40
             |                     
            
                6.08
             |                                 
            
                837,200
             |  
            
                 
             |                                                              
             
    
         
    
    
 |