| 
                 
                    Closing price on 11/27/2012
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    9.20 | 
                 
                
                    | High | 
                    9.40 | 
                 
                
                    | Low | 
                    9.10 | 
                     
                
                    | Volume | 
                    88,500 | 
                                 
                
                    | Split-adjusted Price | 
                    2.22 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PPS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                11/27/2012
             | 
            
                +0.10 / +1.08%
             |             
            
                9.20
             |           
            
                9.40
             |               
            
                9.10
             |                           
            
                9.40
             | 
            
                9.40
             |                     
            
                2.22
             |                                 
            
                88,500
             |            
            
                 
             |                                       
         
    
        
            | 
                11/26/2012
             | 
            
                +0.10 / +1.09%
             |             
            
                9.30
             |           
            
                9.40
             |               
            
                9.20
             |                           
            
                9.30
             | 
            
                9.30
             |                     
            
                2.19
             |                                 
            
                114,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/23/2012
             | 
            
                -0.30 / -3.16%
             |             
            
                9.40
             |           
            
                9.60
             |               
            
                9.20
             |                           
            
                9.20
             | 
            
                9.20
             |                     
            
                2.17
             |                                 
            
                288,500
             |            
            
                 
             |                                       
         
    
        
            | 
                11/22/2012
             | 
            
                +0.30 / +3.26%
             |             
            
                9.10
             |           
            
                9.60
             |               
            
                9.10
             |                           
            
                9.50
             | 
            
                9.50
             |                     
            
                2.24
             |                                 
            
                139,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/21/2012
             | 
            
                -0.10 / -1.08%
             |             
            
                9.10
             |           
            
                9.40
             |               
            
                9.10
             |                           
            
                9.20
             | 
            
                9.20
             |                     
            
                2.17
             |                                 
            
                214,700
             |            
            
                 
             |                                       
         
    
        
            | 
                11/20/2012
             | 
            
                +0.60 / +6.90%
             |             
            
                8.60
             |           
            
                9.30
             |               
            
                8.60
             |                           
            
                9.30
             | 
            
                9.30
             |                     
            
                2.19
             |                                 
            
                330,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/19/2012
             | 
            
                +0.10 / +1.16%
             |             
            
                8.40
             |           
            
                8.70
             |               
            
                8.40
             |                           
            
                8.70
             | 
            
                8.70
             |                     
            
                2.05
             |                                 
            
                88,600
             |            
            
                 
             |                                       
         
    
        
            | 
                11/16/2012
             | 
            
                +0.10 / +1.18%
             |             
            
                8.50
             |           
            
                8.60
             |               
            
                8.40
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                2.03
             |                                 
            
                110,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/15/2012
             | 
            
                0.00 / 0.00%
             |             
            
                8.50
             |           
            
                8.60
             |               
            
                8.40
             |                           
            
                8.50
             | 
            
                8.50
             |                     
            
                2.00
             |                                 
            
                83,000
             |            
            
                 
             |                                       
         
    
        
            | 
                11/14/2012
             | 
            
                -0.10 / -1.16%
             |             
            
                8.50
             |           
            
                8.70
             |               
            
                8.50
             |                           
            
                8.50
             | 
            
                8.50
             |                     
            
                2.00
             |                                 
            
                39,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/13/2012
             | 
            
                -0.30 / -3.37%
             |             
            
                8.70
             |           
            
                9.00
             |               
            
                8.50
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                2.03
             |                                 
            
                160,800
             |            
            
                 
             |                                       
         
    
        
            | 
                11/12/2012
             | 
            
                +0.50 / +5.95%
             |             
            
                8.30
             |           
            
                8.90
             |               
            
                8.30
             |                           
            
                8.90
             | 
            
                8.90
             |                     
            
                2.10
             |                                 
            
                210,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/9/2012
             | 
            
                0.00 / 0.00%
             |             
            
                8.20
             |           
            
                8.50
             |               
            
                8.20
             |                           
            
                8.40
             | 
            
                8.40
             |                     
            
                1.98
             |                                 
            
                102,400
             |            
            
                 
             |                                       
         
    
        
            | 
                11/8/2012
             | 
            
                -0.10 / -1.18%
             |             
            
                8.40
             |           
            
                8.50
             |               
            
                8.00
             |                           
            
                8.40
             | 
            
                8.40
             |                     
            
                1.98
             |                                 
            
                172,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/7/2012
             | 
            
                +0.20 / +2.41%
             |             
            
                8.20
             |           
            
                8.70
             |               
            
                8.10
             |                           
            
                8.50
             | 
            
                8.50
             |                     
            
                2.00
             |                                 
            
                146,700
             |            
            
                 
             |                                       
         
    
        
            | 
                11/6/2012
             | 
            
                +0.30 / +3.75%
             |             
            
                7.90
             |           
            
                8.30
             |               
            
                7.90
             |                           
            
                8.30
             | 
            
                8.30
             |                     
            
                1.96
             |                                 
            
                113,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/5/2012
             | 
            
                0.00 / 0.00%
             |             
            
                7.80
             |           
            
                8.40
             |               
            
                7.80
             |                           
            
                8.00
             | 
            
                8.00
             |                     
            
                1.89
             |                                 
            
                106,300
             |            
            
                 
             |                                       
         
    
        
            | 
                11/2/2012
             | 
            
                -0.60 / -6.98%
             |             
            
                8.40
             |           
            
                8.50
             |               
            
                8.00
             |                           
            
                8.00
             | 
            
                8.00
             |                     
            
                1.89
             |                                 
            
                215,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/1/2012
             | 
            
                +0.30 / +3.61%
             |             
            
                8.10
             |           
            
                8.70
             |               
            
                8.10
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                2.03
             |                                 
            
                194,500
             |            
            
                 
             |                                       
         
    
        
            | 
                10/31/2012
             | 
            
                -0.20 / -2.35%
             |             
            
                8.40
             |           
            
                8.40
             |               
            
                8.00
             |                           
            
                8.30
             | 
            
                8.30
             |                     
            
                1.96
             |                                 
            
                88,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/30/2012
             | 
            
                +0.30 / +3.66%
             |             
            
                8.30
             |           
            
                8.50
             |               
            
                8.20
             |                           
            
                8.50
             | 
            
                8.50
             |                     
            
                2.00
             |                                 
            
                98,100
             |            
            
                 
             |                                       
         
    
        
            | 
                10/29/2012
             | 
            
                -0.40 / -4.65%
             |             
            
                8.50
             |           
            
                8.70
             |               
            
                8.20
             |                           
            
                8.20
             | 
            
                8.20
             |                     
            
                1.93
             |                                 
            
                210,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/26/2012
             | 
            
                -0.10 / -1.15%
             |             
            
                8.50
             |           
            
                8.80
             |               
            
                8.50
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                2.03
             |                                 
            
                181,200
             |            
            
                 
             |                                       
         
    
        
            | 
                10/25/2012
             | 
            
                -0.50 / -5.43%
             |             
            
                9.10
             |           
            
                9.30
             |               
            
                8.60
             |                           
            
                8.70
             | 
            
                8.70
             |                     
            
                2.05
             |                                 
            
                411,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/24/2012
             | 
            
                -0.40 / -4.17%
             |             
            
                9.30
             |           
            
                9.50
             |               
            
                9.10
             |                           
            
                9.20
             | 
            
                9.20
             |                     
            
                2.17
             |                                 
            
                117,100
             |            
            
                 
             |                                       
         
    
        
            | 
                10/23/2012
             | 
            
                +0.30 / +3.23%
             |             
            
                9.10
             |           
            
                9.60
             |               
            
                9.10
             |                           
            
                9.60
             | 
            
                9.60
             |                     
            
                2.26
             |                                 
            
                256,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/22/2012
             | 
            
                -0.10 / -1.06%
             |             
            
                9.30
             |           
            
                9.40
             |               
            
                9.00
             |                           
            
                9.30
             | 
            
                9.30
             |                     
            
                2.19
             |                                 
            
                172,100
             |            
            
                 
             |                                       
         
    
        
            | 
                10/19/2012
             | 
            
                -0.30 / -3.09%
             |             
            
                9.50
             |           
            
                9.90
             |               
            
                9.10
             |                           
            
                9.40
             | 
            
                9.40
             |                     
            
                2.22
             |                                 
            
                309,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/18/2012
             | 
            
                +0.50 / +5.43%
             |             
            
                9.00
             |           
            
                9.70
             |               
            
                8.90
             |                           
            
                9.70
             | 
            
                9.70
             |                     
            
                2.29
             |                                 
            
                269,300
             |            
            
                 
             |                                       
         
    
        
            | 
                10/17/2012
             | 
            
                +0.60 / +6.98%
             |             
            
                9.20
             |           
            
                9.20
             |               
            
                8.60
             |                           
            
                9.20
             | 
            
                9.20
             |                     
            
                2.17
             |                                 
            
                339,500
             |  
            
                 
             |                                                              
             
    
         
    
    
 |