| 
                 
                    Closing price on 1/17/2013
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    9.60 | 
                 
                
                    | High | 
                    9.80 | 
                 
                
                    | Low | 
                    9.20 | 
                     
                
                    | Volume | 
                    262,300 | 
                                 
                
                    | Split-adjusted Price | 
                    5.85 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PVG Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                1/17/2013
             | 
            
                -0.30 / -3.16%
             |             
            
                9.60
             |           
            
                9.80
             |               
            
                9.20
             |                           
            
                9.20
             | 
            
                9.45
             |                     
            
                5.85
             |                                 
            
                262,300
             |            
            
                 
             |                                       
         
    
        
            | 
                1/16/2013
             | 
            
                +0.50 / +5.56%
             |             
            
                9.10
             |           
            
                9.70
             |               
            
                9.10
             |                           
            
                9.50
             | 
            
                9.51
             |                     
            
                6.04
             |                                 
            
                1,505,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/15/2013
             | 
            
                +0.30 / +3.45%
             |             
            
                8.70
             |           
            
                9.00
             |               
            
                8.70
             |                           
            
                9.00
             | 
            
                8.91
             |                     
            
                5.72
             |                                 
            
                464,400
             |            
            
                 
             |                                       
         
    
        
            | 
                1/14/2013
             | 
            
                0.00 / 0.00%
             |             
            
                8.70
             |           
            
                8.80
             |               
            
                8.30
             |                           
            
                8.70
             | 
            
                8.62
             |                     
            
                5.53
             |                                 
            
                232,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/11/2013
             | 
            
                +0.10 / +1.16%
             |             
            
                8.50
             |           
            
                9.10
             |               
            
                8.50
             |                           
            
                8.70
             | 
            
                8.84
             |                     
            
                5.53
             |                                 
            
                373,200
             |            
            
                 
             |                                       
         
    
        
            | 
                1/10/2013
             | 
            
                0.00 / 0.00%
             |             
            
                8.40
             |           
            
                8.70
             |               
            
                8.20
             |                           
            
                8.60
             | 
            
                8.49
             |                     
            
                5.47
             |                                 
            
                249,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/9/2013
             | 
            
                -0.30 / -3.37%
             |             
            
                9.00
             |           
            
                9.20
             |               
            
                8.40
             |                           
            
                8.60
             | 
            
                8.88
             |                     
            
                5.47
             |                                 
            
                494,000
             |            
            
                 
             |                                       
         
    
        
            | 
                1/8/2013
             | 
            
                +0.10 / +1.14%
             |             
            
                8.80
             |           
            
                9.10
             |               
            
                8.80
             |                           
            
                8.90
             | 
            
                8.93
             |                     
            
                5.66
             |                                 
            
                373,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/7/2013
             | 
            
                +0.10 / +1.15%
             |             
            
                8.80
             |           
            
                9.30
             |               
            
                8.80
             |                           
            
                8.80
             | 
            
                9.06
             |                     
            
                5.60
             |                                 
            
                500,600
             |            
            
                 
             |                                       
         
    
        
            | 
                1/4/2013
             | 
            
                +0.40 / +4.82%
             |             
            
                8.30
             |           
            
                8.80
             |               
            
                8.30
             |                           
            
                8.70
             | 
            
                8.54
             |                     
            
                5.53
             |                                 
            
                363,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/3/2013
             | 
            
                -0.30 / -3.49%
             |             
            
                8.60
             |           
            
                8.80
             |               
            
                8.20
             |                           
            
                8.30
             | 
            
                8.43
             |                     
            
                5.28
             |                                 
            
                354,500
             |            
            
                 
             |                                       
         
    
        
            | 
                1/2/2013
             | 
            
                +0.50 / +6.17%
             |             
            
                8.00
             |           
            
                8.60
             |               
            
                8.00
             |                           
            
                8.60
             | 
            
                8.51
             |                     
            
                5.47
             |                                 
            
                558,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/28/2012
             | 
            
                0.00 / 0.00%
             |             
            
                8.10
             |           
            
                8.20
             |               
            
                7.90
             |                           
            
                8.10
             | 
            
                8.05
             |                     
            
                5.15
             |                                 
            
                360,600
             |            
            
                 
             |                                       
         
    
        
            | 
                12/27/2012
             | 
            
                0.00 / 0.00%
             |             
            
                8.30
             |           
            
                8.30
             |               
            
                8.00
             |                           
            
                8.10
             | 
            
                8.15
             |                     
            
                5.15
             |                                 
            
                188,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/26/2012
             | 
            
                +0.20 / +2.53%
             |             
            
                8.00
             |           
            
                8.20
             |               
            
                8.00
             |                           
            
                8.10
             | 
            
                8.11
             |                     
            
                5.15
             |                                 
            
                264,400
             |            
            
                 
             |                                       
         
    
        
            | 
                12/25/2012
             | 
            
                +0.10 / +1.28%
             |             
            
                8.00
             |           
            
                8.30
             |               
            
                7.80
             |                           
            
                7.90
             | 
            
                8.02
             |                     
            
                5.02
             |                                 
            
                649,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/24/2012
             | 
            
                +0.30 / +4.00%
             |             
            
                7.60
             |           
            
                7.80
             |               
            
                7.60
             |                           
            
                7.80
             | 
            
                7.72
             |                     
            
                4.96
             |                                 
            
                198,900
             |            
            
                 
             |                                       
         
    
        
            | 
                12/21/2012
             | 
            
                -0.10 / -1.32%
             |             
            
                7.60
             |           
            
                7.60
             |               
            
                7.40
             |                           
            
                7.50
             | 
            
                7.51
             |                     
            
                4.77
             |                                 
            
                168,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/20/2012
             | 
            
                -0.10 / -1.30%
             |             
            
                7.70
             |           
            
                7.80
             |               
            
                7.60
             |                           
            
                7.60
             | 
            
                7.69
             |                     
            
                4.83
             |                                 
            
                193,400
             |            
            
                 
             |                                       
         
    
        
            | 
                12/19/2012
             | 
            
                +0.10 / +1.32%
             |             
            
                7.70
             |           
            
                7.80
             |               
            
                7.60
             |                           
            
                7.70
             | 
            
                7.71
             |                     
            
                4.90
             |                                 
            
                222,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/18/2012
             | 
            
                -0.20 / -2.56%
             |             
            
                7.80
             |           
            
                7.80
             |               
            
                7.50
             |                           
            
                7.60
             | 
            
                7.56
             |                     
            
                4.83
             |                                 
            
                64,500
             |            
            
                 
             |                                       
         
    
        
            | 
                12/17/2012
             | 
            
                +0.20 / +2.63%
             |             
            
                7.70
             |           
            
                7.80
             |               
            
                7.60
             |                           
            
                7.80
             | 
            
                7.70
             |                     
            
                4.96
             |                                 
            
                265,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/14/2012
             | 
            
                -0.20 / -2.56%
             |             
            
                7.60
             |           
            
                7.70
             |               
            
                7.50
             |                           
            
                7.60
             | 
            
                7.61
             |                     
            
                4.83
             |                                 
            
                104,800
             |            
            
                 
             |                                       
         
    
        
            | 
                12/13/2012
             | 
            
                -0.10 / -1.27%
             |             
            
                7.80
             |           
            
                8.00
             |               
            
                7.60
             |                           
            
                7.80
             | 
            
                7.74
             |                     
            
                4.96
             |                                 
            
                162,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/12/2012
             | 
            
                +0.10 / +1.28%
             |             
            
                7.60
             |           
            
                8.00
             |               
            
                7.60
             |                           
            
                7.90
             | 
            
                7.84
             |                     
            
                5.02
             |                                 
            
                151,700
             |            
            
                 
             |                                       
         
    
        
            | 
                12/11/2012
             | 
            
                +0.10 / +1.30%
             |             
            
                7.70
             |           
            
                7.80
             |               
            
                7.60
             |                           
            
                7.80
             | 
            
                7.71
             |                     
            
                4.96
             |                                 
            
                188,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/10/2012
             | 
            
                +0.20 / +2.67%
             |             
            
                7.50
             |           
            
                7.80
             |               
            
                7.40
             |                           
            
                7.70
             | 
            
                7.67
             |                     
            
                4.90
             |                                 
            
                257,500
             |            
            
                 
             |                                       
         
    
        
            | 
                12/7/2012
             | 
            
                +0.20 / +2.74%
             |             
            
                7.30
             |           
            
                7.50
             |               
            
                7.30
             |                           
            
                7.50
             | 
            
                7.39
             |                     
            
                4.77
             |                                 
            
                147,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/6/2012
             | 
            
                -0.10 / -1.35%
             |             
            
                7.30
             |           
            
                7.30
             |               
            
                7.20
             |                           
            
                7.30
             | 
            
                7.26
             |                     
            
                4.64
             |                                 
            
                122,300
             |            
            
                 
             |                                       
         
    
        
            | 
                12/5/2012
             | 
            
                +0.10 / +1.37%
             |             
            
                7.30
             |           
            
                7.60
             |               
            
                7.30
             |                           
            
                7.40
             | 
            
                7.41
             |                     
            
                4.71
             |                                 
            
                172,800
             |  
            
                 
             |                                                              
             
    
         
    
    
 |