| 
                 
                    Closing price on 12/15/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    7.10 | 
                 
                
                    | High | 
                    7.20 | 
                 
                
                    | Low | 
                    7.10 | 
                     
                
                    | Volume | 
                    3,700 | 
                                 
                
                    | Split-adjusted Price | 
                    2.14 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PGI Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                12/15/2011
             | 
            
                -0.30 / -4.05%
             |             
            
                7.10
             |           
            
                7.20
             |               
            
                7.10
             |                           
            
                7.10
             | 
            
                7.10
             |                     
            
                2.14
             |                                 
            
                3,700
             |            
            
                 
             |                                       
         
    
        
            | 
                12/14/2011
             | 
            
                -0.10 / -1.33%
             |             
            
                7.50
             |           
            
                7.50
             |               
            
                7.20
             |                           
            
                7.40
             | 
            
                7.40
             |                     
            
                2.23
             |                                 
            
                12,550
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/13/2011
             | 
            
                +0.30 / +4.17%
             |             
            
                7.20
             |           
            
                7.50
             |               
            
                7.20
             |                           
            
                7.50
             | 
            
                7.50
             |                     
            
                2.26
             |                                 
            
                2,020
             |            
            
                 
             |                                       
         
    
        
            | 
                12/12/2011
             | 
            
                -0.10 / -1.37%
             |             
            
                7.20
             |           
            
                7.20
             |               
            
                7.20
             |                           
            
                7.20
             | 
            
                7.20
             |                     
            
                2.17
             |                                 
            
                130
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/9/2011
             | 
            
                +0.30 / +4.29%
             |             
            
                7.10
             |           
            
                7.30
             |               
            
                7.10
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                2.20
             |                                 
            
                8,910
             |            
            
                 
             |                                       
         
    
        
            | 
                12/8/2011
             | 
            
                -0.30 / -4.11%
             |             
            
                7.00
             |           
            
                7.60
             |               
            
                7.00
             |                           
            
                7.00
             | 
            
                7.00
             |                     
            
                2.11
             |                                 
            
                31,020
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/7/2011
             | 
            
                0.00 / 0.00%
             |             
            
                7.10
             |           
            
                7.30
             |               
            
                7.10
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                2.20
             |                                 
            
                4,460
             |            
            
                 
             |                                       
         
    
        
            | 
                12/6/2011
             | 
            
                -0.30 / -3.95%
             |             
            
                7.40
             |           
            
                7.40
             |               
            
                7.30
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                2.20
             |                                 
            
                10,920
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/5/2011
             | 
            
                +0.30 / +4.11%
             |             
            
                7.60
             |           
            
                7.60
             |               
            
                7.60
             |                           
            
                7.60
             | 
            
                7.60
             |                     
            
                2.29
             |                                 
            
                10
             |            
            
                 
             |                                       
         
    
        
            | 
                12/2/2011
             | 
            
                -0.10 / -1.35%
             |             
            
                7.70
             |           
            
                7.70
             |               
            
                7.30
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                2.20
             |                                 
            
                30
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/1/2011
             | 
            
                -0.20 / -2.63%
             |             
            
                7.40
             |           
            
                7.80
             |               
            
                7.40
             |                           
            
                7.40
             | 
            
                7.40
             |                     
            
                2.23
             |                                 
            
                120
             |            
            
                 
             |                                       
         
    
        
            | 
                11/30/2011
             | 
            
                -0.20 / -2.56%
             |             
            
                7.60
             |           
            
                7.60
             |               
            
                7.60
             |                           
            
                7.60
             | 
            
                7.60
             |                     
            
                2.29
             |                                 
            
                210
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/29/2011
             | 
            
                0.00 / 0.00%
             |             
            
                7.80
             |           
            
                7.80
             |               
            
                7.80
             |                           
            
                7.80
             | 
            
                7.80
             |                     
            
                2.36
             |                                 
            
                1,400
             |            
            
                 
             |                                       
         
    
        
            | 
                11/28/2011
             | 
            
                +0.30 / +4.00%
             |             
            
                7.80
             |           
            
                7.80
             |               
            
                7.80
             |                           
            
                7.80
             | 
            
                7.80
             |                     
            
                2.36
             |                                 
            
                1,010
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/25/2011
             | 
            
                0.00 / 0.00%
             |             
            
                7.40
             |           
            
                7.50
             |               
            
                7.40
             |                           
            
                7.50
             | 
            
                7.50
             |                     
            
                2.26
             |                                 
            
                4,020
             |            
            
                 
             |                                       
         
    
        
            | 
                11/24/2011
             | 
            
                +0.10 / +1.35%
             |             
            
                7.50
             |           
            
                7.50
             |               
            
                7.40
             |                           
            
                7.50
             | 
            
                7.50
             |                     
            
                2.26
             |                                 
            
                6,410
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/23/2011
             | 
            
                +0.10 / +1.37%
             |             
            
                7.30
             |           
            
                7.40
             |               
            
                7.30
             |                           
            
                7.40
             | 
            
                7.40
             |                     
            
                2.23
             |                                 
            
                1,260
             |            
            
                 
             |                                       
         
    
        
            | 
                11/22/2011
             | 
            
                0.00 / 0.00%
             |             
            
                7.40
             |           
            
                7.40
             |               
            
                7.30
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                2.20
             |                                 
            
                6,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/21/2011
             | 
            
                -0.20 / -2.67%
             |             
            
                7.50
             |           
            
                7.50
             |               
            
                7.30
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                2.20
             |                                 
            
                6,240
             |            
            
                 
             |                                       
         
    
        
            | 
                11/18/2011
             | 
            
                -0.10 / -1.32%
             |             
            
                7.50
             |           
            
                7.50
             |               
            
                7.50
             |                           
            
                7.50
             | 
            
                7.50
             |                     
            
                2.26
             |                                 
            
                3,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/17/2011
             | 
            
                -0.20 / -2.56%
             |             
            
                7.60
             |           
            
                7.60
             |               
            
                7.60
             |                           
            
                7.60
             | 
            
                7.60
             |                     
            
                2.29
             |                                 
            
                10
             |            
            
                 
             |                                       
         
    
        
            | 
                11/16/2011
             | 
            
                -0.10 / -1.27%
             |             
            
                7.80
             |           
            
                7.90
             |               
            
                7.80
             |                           
            
                7.80
             | 
            
                7.80
             |                     
            
                2.36
             |                                 
            
                10,950
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/15/2011
             | 
            
                -0.10 / -1.25%
             |             
            
                8.00
             |           
            
                8.00
             |               
            
                7.60
             |                           
            
                7.90
             | 
            
                7.90
             |                     
            
                2.39
             |                                 
            
                16,030
             |            
            
                 
             |                                       
         
    
        
            | 
                11/14/2011
             | 
            
                -0.20 / -2.44%
             |             
            
                8.10
             |           
            
                8.30
             |               
            
                7.90
             |                           
            
                8.00
             | 
            
                8.00
             |                     
            
                2.42
             |                                 
            
                21,460
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/11/2011
             | 
            
                -0.10 / -1.20%
             |             
            
                8.30
             |           
            
                8.30
             |               
            
                8.10
             |                           
            
                8.20
             | 
            
                8.20
             |                     
            
                2.48
             |                                 
            
                8,130
             |            
            
                 
             |                                       
         
    
        
            | 
                11/10/2011
             | 
            
                0.00 / 0.00%
             |             
            
                8.50
             |           
            
                8.50
             |               
            
                8.30
             |                           
            
                8.30
             | 
            
                8.30
             |                     
            
                2.51
             |                                 
            
                14,280
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/9/2011
             | 
            
                -0.40 / -4.60%
             |             
            
                8.70
             |           
            
                8.70
             |               
            
                8.30
             |                           
            
                8.30
             | 
            
                8.30
             |                     
            
                2.51
             |                                 
            
                2,260
             |            
            
                 
             |                                       
         
    
        
            | 
                11/8/2011
             | 
            
                0.00 / 0.00%
             |             
            
                8.90
             |           
            
                8.90
             |               
            
                8.70
             |                           
            
                8.70
             | 
            
                8.70
             |                     
            
                2.63
             |                                 
            
                3,930
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/7/2011
             | 
            
                -0.20 / -2.25%
             |             
            
                8.60
             |           
            
                8.70
             |               
            
                8.50
             |                           
            
                8.70
             | 
            
                8.70
             |                     
            
                2.63
             |                                 
            
                9,210
             |            
            
                 
             |                                       
         
    
        
            | 
                11/4/2011
             | 
            
                +0.20 / +2.30%
             |             
            
                8.60
             |           
            
                9.00
             |               
            
                8.50
             |                           
            
                8.90
             | 
            
                8.90
             |                     
            
                2.69
             |                                 
            
                6,240
             |  
            
                 
             |                                                              
             
    
         
    
    
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