| 
                 
                    Closing price on 8/30/2010
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    27.50 | 
                 
                
                    | High | 
                    28.00 | 
                 
                
                    | Low | 
                    27.50 | 
                     
                
                    | Volume | 
                    10,000 | 
                                 
                
                    | Split-adjusted Price | 
                    6.64 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PMC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                8/30/2010
             | 
            
                +1.40 / +5.26%
             |             
            
                27.50
             |           
            
                28.00
             |               
            
                27.50
             |                           
            
                28.00
             | 
            
                27.80
             |                     
            
                6.64
             |                                 
            
                10,000
             |            
            
                 
             |                                       
         
    
        
            | 
                8/27/2010
             | 
            
                +0.10 / +0.38%
             |             
            
                27.90
             |           
            
                27.90
             |               
            
                26.60
             |                           
            
                26.60
             | 
            
                26.86
             |                     
            
                6.31
             |                                 
            
                500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/26/2010
             | 
            
                +0.70 / +2.71%
             |             
            
                26.50
             |           
            
                27.60
             |               
            
                26.50
             |                           
            
                26.50
             | 
            
                26.59
             |                     
            
                6.29
             |                                 
            
                6,100
             |            
            
                 
             |                                       
         
    
        
            | 
                8/25/2010
             | 
            
                -1.30 / -4.80%
             |             
            
                27.10
             |           
            
                27.20
             |               
            
                25.80
             |                           
            
                25.80
             | 
            
                26.62
             |                     
            
                6.12
             |                                 
            
                14,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/24/2010
             | 
            
                -1.50 / -5.24%
             |             
            
                29.40
             |           
            
                29.40
             |               
            
                27.10
             |                           
            
                27.10
             | 
            
                27.70
             |                     
            
                6.43
             |                                 
            
                2,100
             |            
            
                 
             |                                       
         
    
        
            | 
                8/23/2010
             | 
            
                +0.10 / +0.35%
             |             
            
                28.60
             |           
            
                28.60
             |               
            
                28.60
             |                           
            
                28.60
             | 
            
                28.60
             |                     
            
                6.78
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/20/2010
             | 
            
                +0.20 / +0.71%
             |             
            
                29.40
             |           
            
                29.40
             |               
            
                28.00
             |                           
            
                28.50
             | 
            
                28.60
             |                     
            
                6.76
             |                                 
            
                2,700
             |            
            
                 
             |                                       
         
    
        
            | 
                8/19/2010
             | 
            
                +0.60 / +2.17%
             |             
            
                29.70
             |           
            
                29.70
             |               
            
                28.00
             |                           
            
                28.30
             | 
            
                28.99
             |                     
            
                6.71
             |                                 
            
                6,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/18/2010
             | 
            
                0.00 / 0.00%
             |             
            
                29.40
             |           
            
                29.40
             |               
            
                27.60
             |                           
            
                27.70
             | 
            
                27.84
             |                     
            
                6.57
             |                                 
            
                1,700
             |            
            
                 
             |                                       
         
    
        
            | 
                8/17/2010
             | 
            
                -1.20 / -4.15%
             |             
            
                27.80
             |           
            
                27.80
             |               
            
                27.70
             |                           
            
                27.70
             | 
            
                27.71
             |                     
            
                6.57
             |                                 
            
                1,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/16/2010
             | 
            
                +0.30 / +1.05%
             |             
            
                27.60
             |           
            
                28.90
             |               
            
                27.60
             |                           
            
                28.90
             | 
            
                27.91
             |                     
            
                6.86
             |                                 
            
                2,800
             |            
            
                 
             |                                       
         
    
        
            | 
                8/13/2010
             | 
            
                +1.10 / +4.00%
             |             
            
                28.00
             |           
            
                28.60
             |               
            
                28.00
             |                           
            
                28.60
             | 
            
                28.34
             |                     
            
                6.78
             |                                 
            
                6,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/12/2010
             | 
            
                -1.00 / -3.51%
             |             
            
                29.00
             |           
            
                29.00
             |               
            
                27.00
             |                           
            
                27.50
             | 
            
                27.56
             |                     
            
                6.52
             |                                 
            
                8,600
             |            
            
                 
             |                                       
         
    
        
            | 
                8/11/2010
             | 
            
                -0.50 / -1.72%
             |             
            
                28.50
             |           
            
                28.50
             |               
            
                28.50
             |                           
            
                28.50
             | 
            
                28.50
             |                     
            
                6.76
             |                                 
            
                500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/10/2010
             | 
            
                0.00 / 0.00%
             |             
            
                28.60
             |           
            
                29.70
             |               
            
                27.50
             |                           
            
                29.00
             | 
            
                28.30
             |                     
            
                6.88
             |                                 
            
                9,400
             |            
            
                 
             |                                       
         
    
        
            | 
                8/9/2010
             | 
            
                0.00 / 0.00%
             |             
            
                28.50
             |           
            
                29.00
             |               
            
                28.10
             |                           
            
                29.00
             | 
            
                28.74
             |                     
            
                6.88
             |                                 
            
                3,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/6/2010
             | 
            
                -0.70 / -2.36%
             |             
            
                28.80
             |           
            
                29.00
             |               
            
                28.60
             |                           
            
                29.00
             | 
            
                28.85
             |                     
            
                6.88
             |                                 
            
                3,300
             |            
            
                 
             |                                       
         
    
        
            | 
                8/5/2010
             | 
            
                +1.10 / +3.85%
             |             
            
                28.50
             |           
            
                29.70
             |               
            
                28.50
             |                           
            
                29.70
             | 
            
                28.70
             |                     
            
                7.05
             |                                 
            
                600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/4/2010
             | 
            
                -1.10 / -3.70%
             |             
            
                29.80
             |           
            
                29.80
             |               
            
                28.60
             |                           
            
                28.60
             | 
            
                28.92
             |                     
            
                6.78
             |                                 
            
                5,200
             |            
            
                 
             |                                       
         
    
        
            | 
                8/3/2010
             | 
            
                -0.30 / -1.00%
             |             
            
                30.50
             |           
            
                30.50
             |               
            
                29.70
             |                           
            
                29.70
             | 
            
                29.75
             |                     
            
                7.05
             |                                 
            
                2,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/2/2010
             | 
            
                0.00 / 0.00%
             |             
            
                30.10
             |           
            
                30.10
             |               
            
                30.00
             |                           
            
                30.00
             | 
            
                30.09
             |                     
            
                7.12
             |                                 
            
                3,600
             |            
            
                 
             |                                       
         
    
        
            | 
                7/30/2010
             | 
            
                0.00 / 0.00%
             |             
            
                31.10
             |           
            
                31.10
             |               
            
                30.00
             |                           
            
                30.00
             | 
            
                30.15
             |                     
            
                7.12
             |                                 
            
                5,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/29/2010
             | 
            
                0.00 / 0.00%
             |             
            
                30.20
             |           
            
                30.20
             |               
            
                30.00
             |                           
            
                30.00
             | 
            
                30.04
             |                     
            
                7.12
             |                                 
            
                5,100
             |            
            
                 
             |                                       
         
    
        
            | 
                7/28/2010
             | 
            
                -0.50 / -1.64%
             |             
            
                31.40
             |           
            
                31.40
             |               
            
                30.00
             |                           
            
                30.00
             | 
            
                30.19
             |                     
            
                7.12
             |                                 
            
                20,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/27/2010
             | 
            
                0.00 / 0.00%
             |             
            
                31.20
             |           
            
                31.20
             |               
            
                30.50
             |                           
            
                30.50
             | 
            
                30.53
             |                     
            
                7.24
             |                                 
            
                2,200
             |            
            
                 
             |                                       
         
    
        
            | 
                7/26/2010
             | 
            
                -0.80 / -2.56%
             |             
            
                30.60
             |           
            
                30.60
             |               
            
                30.40
             |                           
            
                30.50
             | 
            
                30.51
             |                     
            
                7.24
             |                                 
            
                8,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/23/2010
             | 
            
                -0.60 / -1.88%
             |             
            
                31.30
             |           
            
                31.50
             |               
            
                31.30
             |                           
            
                31.30
             | 
            
                31.43
             |                     
            
                7.43
             |                                 
            
                3,100
             |            
            
                 
             |                                       
         
    
        
            | 
                7/22/2010
             | 
            
                +1.30 / +4.25%
             |             
            
                32.40
             |           
            
                32.40
             |               
            
                30.80
             |                           
            
                31.90
             | 
            
                31.61
             |                     
            
                7.57
             |                                 
            
                25,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/21/2010
             | 
            
                0.00 / 0.00%
             |             
            
                30.50
             |           
            
                30.90
             |               
            
                30.40
             |                           
            
                30.60
             | 
            
                30.65
             |                     
            
                7.26
             |                                 
            
                11,000
             |            
            
                 
             |                                       
         
    
        
            | 
                7/20/2010
             | 
            
                -0.40 / -1.29%
             |             
            
                30.70
             |           
            
                31.30
             |               
            
                30.60
             |                           
            
                30.60
             | 
            
                30.74
             |                     
            
                7.26
             |                                 
            
                8,700
             |  
            
                 
             |                                                              
             
    
         
    
    
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