| 
                 
                    Closing price on 2/28/2013
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    26.00 | 
                 
                
                    | High | 
                    26.00 | 
                 
                
                    | Low | 
                    25.20 | 
                     
                
                    | Volume | 
                    8,220 | 
                                 
                
                    | Split-adjusted Price | 
                    7.41 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PAN Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                2/28/2013
             | 
            
                0.00 / 0.00%
             |             
            
                26.00
             |           
            
                26.00
             |               
            
                25.20
             |                           
            
                25.80
             | 
            
                25.80
             |                     
            
                7.41
             |                                 
            
                8,220
             |            
            
                 
             |                                       
         
    
        
            | 
                2/27/2013
             | 
            
                +0.60 / +2.38%
             |             
            
                25.20
             |           
            
                25.80
             |               
            
                25.00
             |                           
            
                25.80
             | 
            
                25.80
             |                     
            
                7.41
             |                                 
            
                4,010
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/26/2013
             | 
            
                -0.80 / -3.08%
             |             
            
                26.00
             |           
            
                26.00
             |               
            
                25.20
             |                           
            
                25.20
             | 
            
                25.20
             |                     
            
                7.24
             |                                 
            
                1,070
             |            
            
                 
             |                                       
         
    
        
            | 
                2/25/2013
             | 
            
                +1.00 / +4.00%
             |             
            
                26.00
             |           
            
                26.50
             |               
            
                26.00
             |                           
            
                26.00
             | 
            
                26.00
             |                     
            
                7.47
             |                                 
            
                41,610
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/22/2013
             | 
            
                0.00 / 0.00%
             |             
            
                25.00
             |           
            
                25.30
             |               
            
                25.00
             |                           
            
                25.00
             | 
            
                25.00
             |                     
            
                7.18
             |                                 
            
                30,040
             |            
            
                 
             |                                       
         
    
        
            | 
                2/21/2013
             | 
            
                0.00 / 0.00%
             |             
            
                25.20
             |           
            
                25.70
             |               
            
                25.00
             |                           
            
                25.00
             | 
            
                25.00
             |                     
            
                7.18
             |                                 
            
                70,010
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/20/2013
             | 
            
                -0.20 / -0.79%
             |             
            
                24.70
             |           
            
                25.70
             |               
            
                24.60
             |                           
            
                25.00
             | 
            
                25.00
             |                     
            
                7.18
             |                                 
            
                17,030
             |            
            
                 
             |                                       
         
    
        
            | 
                2/19/2013
             | 
            
                +1.20 / +5.00%
             |             
            
                25.60
             |           
            
                25.60
             |               
            
                25.00
             |                           
            
                25.20
             | 
            
                25.20
             |                     
            
                7.24
             |                                 
            
                184,210
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/18/2013
             | 
            
                +1.50 / +6.67%
             |             
            
                24.00
             |           
            
                24.00
             |               
            
                24.00
             |                           
            
                24.00
             | 
            
                24.00
             |                     
            
                6.89
             |                                 
            
                13,690
             |            
            
                 
             |                                       
         
    
        
            | 
                2/8/2013
             | 
            
                +1.40 / +6.64%
             |             
            
                21.50
             |           
            
                22.50
             |               
            
                21.50
             |                           
            
                22.50
             | 
            
                22.50
             |                     
            
                6.46
             |                                 
            
                34,460
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/7/2013
             | 
            
                +0.20 / +0.96%
             |             
            
                20.90
             |           
            
                21.10
             |               
            
                20.90
             |                           
            
                21.10
             | 
            
                21.10
             |                     
            
                6.06
             |                                 
            
                520
             |            
            
                 
             |                                       
         
    
        
            | 
                2/6/2013
             | 
            
                +0.60 / +2.96%
             |             
            
                20.80
             |           
            
                20.90
             |               
            
                20.20
             |                           
            
                20.90
             | 
            
                20.90
             |                     
            
                6.00
             |                                 
            
                4,210
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/5/2013
             | 
            
                +0.10 / +0.50%
             |             
            
                20.10
             |           
            
                20.30
             |               
            
                20.10
             |                           
            
                20.30
             | 
            
                20.30
             |                     
            
                5.83
             |                                 
            
                13,010
             |            
            
                 
             |                                       
         
    
        
            | 
                2/4/2013
             | 
            
                0.00 / 0.00%
             |             
            
                20.20
             |           
            
                20.20
             |               
            
                20.20
             |                           
            
                20.20
             | 
            
                20.20
             |                     
            
                5.80
             |                                 
            
                6,320
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/1/2013
             | 
            
                -0.70 / -3.35%
             |             
            
                20.10
             |           
            
                20.90
             |               
            
                20.10
             |                           
            
                20.20
             | 
            
                20.20
             |                     
            
                5.80
             |                                 
            
                4,910
             |            
            
                 
             |                                       
         
    
        
            | 
                1/31/2013
             | 
            
                0.00 / 0.00%
             |             
            
                20.20
             |           
            
                20.90
             |               
            
                20.10
             |                           
            
                20.90
             | 
            
                20.90
             |                     
            
                6.00
             |                                 
            
                1,520
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/30/2013
             | 
            
                +0.10 / +0.48%
             |             
            
                20.10
             |           
            
                20.90
             |               
            
                20.00
             |                           
            
                20.90
             | 
            
                20.90
             |                     
            
                6.00
             |                                 
            
                38,820
             |            
            
                 
             |                                       
         
    
        
            | 
                1/29/2013
             | 
            
                -0.40 / -1.89%
             |             
            
                20.10
             |           
            
                20.80
             |               
            
                20.10
             |                           
            
                20.80
             | 
            
                20.80
             |                     
            
                5.97
             |                                 
            
                2,580
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/28/2013
             | 
            
                -0.20 / -0.93%
             |             
            
                21.00
             |           
            
                21.40
             |               
            
                21.00
             |                           
            
                21.20
             | 
            
                21.20
             |                     
            
                6.09
             |                                 
            
                3,100
             |            
            
                 
             |                                       
         
    
        
            | 
                1/25/2013
             | 
            
                +0.20 / +0.94%
             |             
            
                21.40
             |           
            
                21.40
             |               
            
                21.40
             |                           
            
                21.40
             | 
            
                21.40
             |                     
            
                6.14
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/24/2013
             | 
            
                -0.10 / -0.47%
             |             
            
                21.40
             |           
            
                21.40
             |               
            
                20.10
             |                           
            
                21.20
             | 
            
                21.20
             |                     
            
                6.09
             |                                 
            
                220
             |            
            
                 
             |                                       
         
    
        
            | 
                1/23/2013
             | 
            
                0.00 / 0.00%
             |             
            
                21.30
             |           
            
                21.30
             |               
            
                21.30
             |                           
            
                21.30
             | 
            
                21.30
             |                     
            
                6.12
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/22/2013
             | 
            
                -0.20 / -0.93%
             |             
            
                20.10
             |           
            
                21.30
             |               
            
                20.00
             |                           
            
                21.30
             | 
            
                21.30
             |                     
            
                6.12
             |                                 
            
                7,910
             |            
            
                 
             |                                       
         
    
        
            | 
                1/21/2013
             | 
            
                -0.10 / -0.46%
             |             
            
                21.50
             |           
            
                21.50
             |               
            
                21.50
             |                           
            
                21.50
             | 
            
                21.50
             |                     
            
                6.17
             |                                 
            
                10,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/18/2013
             | 
            
                -0.30 / -1.37%
             |             
            
                20.60
             |           
            
                21.60
             |               
            
                20.60
             |                           
            
                21.60
             | 
            
                21.60
             |                     
            
                6.20
             |                                 
            
                1,030
             |            
            
                 
             |                                       
         
    
        
            | 
                1/17/2013
             | 
            
                +0.10 / +0.46%
             |             
            
                21.90
             |           
            
                21.90
             |               
            
                21.90
             |                           
            
                21.90
             | 
            
                21.90
             |                     
            
                6.29
             |                                 
            
                60
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/16/2013
             | 
            
                +0.40 / +1.87%
             |             
            
                21.40
             |           
            
                22.50
             |               
            
                20.40
             |                           
            
                21.80
             | 
            
                21.80
             |                     
            
                6.26
             |                                 
            
                15,240
             |            
            
                 
             |                                       
         
    
        
            | 
                1/15/2013
             | 
            
                +1.10 / +5.42%
             |             
            
                20.50
             |           
            
                21.40
             |               
            
                20.30
             |                           
            
                21.40
             | 
            
                21.40
             |                     
            
                6.14
             |                                 
            
                4,320
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/14/2013
             | 
            
                -0.60 / -2.87%
             |             
            
                21.00
             |           
            
                21.00
             |               
            
                20.30
             |                           
            
                20.30
             | 
            
                20.30
             |                     
            
                5.83
             |                                 
            
                10,100
             |            
            
                 
             |                                       
         
    
        
            | 
                1/11/2013
             | 
            
                -0.60 / -2.79%
             |             
            
                20.80
             |           
            
                20.90
             |               
            
                20.50
             |                           
            
                20.90
             | 
            
                20.90
             |                     
            
                6.00
             |                                 
            
                8,950
             |  
            
                 
             |                                                              
             
    
         
    
    
 |