| 
                 
                    Closing price on 5/24/2013
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    7.90 | 
                 
                
                    | High | 
                    8.50 | 
                 
                
                    | Low | 
                    7.90 | 
                     
                
                    | Volume | 
                    828,600 | 
                                 
                
                    | Split-adjusted Price | 
                    5.94 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PVG Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                5/24/2013
             | 
            
                +0.60 / +7.59%
             |             
            
                7.90
             |           
            
                8.50
             |               
            
                7.90
             |                           
            
                8.50
             | 
            
                8.31
             |                     
            
                5.94
             |                                 
            
                828,600
             |            
            
                 
             |                                       
         
    
        
            | 
                5/23/2013
             | 
            
                -0.10 / -1.25%
             |             
            
                7.90
             |           
            
                8.00
             |               
            
                7.80
             |                           
            
                7.90
             | 
            
                7.93
             |                     
            
                5.52
             |                                 
            
                270,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/22/2013
             | 
            
                +0.20 / +2.56%
             |             
            
                7.90
             |           
            
                8.00
             |               
            
                7.80
             |                           
            
                8.00
             | 
            
                7.89
             |                     
            
                5.59
             |                                 
            
                169,900
             |            
            
                 
             |                                       
         
    
        
            | 
                5/21/2013
             | 
            
                +0.20 / +2.63%
             |             
            
                7.80
             |           
            
                7.90
             |               
            
                7.70
             |                           
            
                7.80
             | 
            
                7.80
             |                     
            
                5.45
             |                                 
            
                212,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/20/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.60
             |           
            
                7.70
             |               
            
                7.50
             |                           
            
                7.60
             | 
            
                7.57
             |                     
            
                5.31
             |                                 
            
                77,100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/17/2013
             | 
            
                -0.10 / -1.30%
             |             
            
                7.70
             |           
            
                7.70
             |               
            
                7.60
             |                           
            
                7.60
             | 
            
                7.67
             |                     
            
                5.31
             |                                 
            
                9,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/16/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.70
             |           
            
                7.70
             |               
            
                7.60
             |                           
            
                7.70
             | 
            
                7.64
             |                     
            
                5.38
             |                                 
            
                11,500
             |            
            
                 
             |                                       
         
    
        
            | 
                5/15/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.60
             |           
            
                7.70
             |               
            
                7.60
             |                           
            
                7.70
             | 
            
                7.69
             |                     
            
                5.38
             |                                 
            
                46,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/14/2013
             | 
            
                -0.10 / -1.28%
             |             
            
                7.70
             |           
            
                7.70
             |               
            
                7.50
             |                           
            
                7.70
             | 
            
                7.58
             |                     
            
                5.38
             |                                 
            
                123,500
             |            
            
                 
             |                                       
         
    
        
            | 
                5/13/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.70
             |           
            
                7.80
             |               
            
                7.70
             |                           
            
                7.80
             | 
            
                7.72
             |                     
            
                5.45
             |                                 
            
                52,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/10/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.80
             |           
            
                7.90
             |               
            
                7.70
             |                           
            
                7.80
             | 
            
                7.80
             |                     
            
                5.45
             |                                 
            
                32,400
             |            
            
                 
             |                                       
         
    
        
            | 
                5/9/2013
             | 
            
                +0.10 / +1.30%
             |             
            
                7.70
             |           
            
                7.90
             |               
            
                7.70
             |                           
            
                7.80
             | 
            
                7.82
             |                     
            
                5.45
             |                                 
            
                48,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/8/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.70
             |           
            
                7.70
             |               
            
                7.60
             |                           
            
                7.70
             | 
            
                7.64
             |                     
            
                5.38
             |                                 
            
                40,900
             |            
            
                 
             |                                       
         
    
        
            | 
                5/7/2013
             | 
            
                -0.20 / -2.53%
             |             
            
                7.90
             |           
            
                7.90
             |               
            
                7.70
             |                           
            
                7.70
             | 
            
                7.77
             |                     
            
                5.38
             |                                 
            
                74,650
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/6/2013
             | 
            
                +0.30 / +3.95%
             |             
            
                7.70
             |           
            
                7.90
             |               
            
                7.70
             |                           
            
                7.90
             | 
            
                7.82
             |                     
            
                5.52
             |                                 
            
                156,400
             |            
            
                 
             |                                       
         
    
        
            | 
                5/3/2013
             | 
            
                +0.10 / +1.33%
             |             
            
                7.60
             |           
            
                7.60
             |               
            
                7.50
             |                           
            
                7.60
             | 
            
                7.58
             |                     
            
                5.31
             |                                 
            
                41,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/2/2013
             | 
            
                -0.10 / -1.32%
             |             
            
                7.70
             |           
            
                7.70
             |               
            
                7.50
             |                           
            
                7.50
             | 
            
                7.64
             |                     
            
                5.24
             |                                 
            
                39,300
             |            
            
                 
             |                                       
         
    
        
            | 
                4/26/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.60
             |           
            
                7.60
             |               
            
                7.50
             |                           
            
                7.60
             | 
            
                7.57
             |                     
            
                5.31
             |                                 
            
                12,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/25/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.70
             |           
            
                7.70
             |               
            
                7.50
             |                           
            
                7.60
             | 
            
                7.59
             |                     
            
                5.31
             |                                 
            
                13,400
             |            
            
                 
             |                                       
         
    
        
            | 
                4/24/2013
             | 
            
                +0.10 / +1.33%
             |             
            
                7.70
             |           
            
                8.00
             |               
            
                7.50
             |                           
            
                7.60
             | 
            
                7.61
             |                     
            
                5.31
             |                                 
            
                40,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/23/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.60
             |           
            
                7.60
             |               
            
                7.40
             |                           
            
                7.50
             | 
            
                7.54
             |                     
            
                5.24
             |                                 
            
                25,900
             |            
            
                 
             |                                       
         
    
        
            | 
                4/22/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.60
             |           
            
                7.60
             |               
            
                7.40
             |                           
            
                7.50
             | 
            
                7.49
             |                     
            
                5.24
             |                                 
            
                25,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/18/2013
             | 
            
                -0.10 / -1.32%
             |             
            
                7.50
             |           
            
                7.70
             |               
            
                7.50
             |                           
            
                7.50
             | 
            
                7.54
             |                     
            
                5.24
             |                                 
            
                79,900
             |            
            
                 
             |                                       
         
    
        
            | 
                4/17/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.60
             |           
            
                7.60
             |               
            
                7.40
             |                           
            
                7.60
             | 
            
                7.57
             |                     
            
                5.31
             |                                 
            
                33,610
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/16/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.60
             |           
            
                7.60
             |               
            
                7.40
             |                           
            
                7.60
             | 
            
                7.48
             |                     
            
                5.31
             |                                 
            
                62,900
             |            
            
                 
             |                                       
         
    
        
            | 
                4/15/2013
             | 
            
                -0.20 / -2.56%
             |             
            
                7.70
             |           
            
                7.70
             |               
            
                7.60
             |                           
            
                7.60
             | 
            
                7.64
             |                     
            
                5.31
             |                                 
            
                120,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/12/2013
             | 
            
                -0.10 / -1.27%
             |             
            
                8.00
             |           
            
                8.00
             |               
            
                7.80
             |                           
            
                7.80
             | 
            
                7.84
             |                     
            
                5.45
             |                                 
            
                90,700
             |            
            
                 
             |                                       
         
    
        
            | 
                4/11/2013
             | 
            
                +0.10 / +1.28%
             |             
            
                7.90
             |           
            
                8.00
             |               
            
                7.70
             |                           
            
                7.90
             | 
            
                7.83
             |                     
            
                5.52
             |                                 
            
                88,170
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/10/2013
             | 
            
                -0.20 / -2.50%
             |             
            
                8.00
             |           
            
                8.10
             |               
            
                7.80
             |                           
            
                7.80
             | 
            
                7.94
             |                     
            
                5.45
             |                                 
            
                154,500
             |            
            
                 
             |                                       
         
    
        
            | 
                4/9/2013
             | 
            
                +0.10 / +1.27%
             |             
            
                8.00
             |           
            
                8.10
             |               
            
                8.00
             |                           
            
                8.00
             | 
            
                8.04
             |                     
            
                5.59
             |                                 
            
                188,100
             |  
            
                 
             |                                                              
             
    
         
    
    
 |