| 
                 
                    Closing price on 1/10/2012
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    2.80 | 
                 
                
                    | High | 
                    2.80 | 
                 
                
                    | Low | 
                    2.80 | 
                     
                
                    | Volume | 
                    192,400 | 
                                 
                
                    | Split-adjusted Price | 
                    2.80 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PVL Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                1/10/2012
             | 
            
                0.00 / 0.00%
             |             
            
                2.80
             |           
            
                2.80
             |               
            
                2.80
             |                           
            
                2.80
             | 
            
                2.80
             |                     
            
                2.80
             |                                 
            
                192,400
             |            
            
                 
             |                                       
         
    
        
            | 
                1/9/2012
             | 
            
                0.00 / 0.00%
             |             
            
                2.80
             |           
            
                2.80
             |               
            
                2.70
             |                           
            
                2.80
             | 
            
                2.75
             |                     
            
                2.80
             |                                 
            
                537,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/6/2012
             | 
            
                -0.10 / -3.45%
             |             
            
                2.90
             |           
            
                3.00
             |               
            
                2.80
             |                           
            
                2.80
             | 
            
                2.83
             |                     
            
                2.80
             |                                 
            
                251,800
             |            
            
                 
             |                                       
         
    
        
            | 
                1/5/2012
             | 
            
                -0.20 / -6.45%
             |             
            
                3.10
             |           
            
                3.10
             |               
            
                2.90
             |                           
            
                2.90
             | 
            
                2.99
             |                     
            
                2.90
             |                                 
            
                308,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/4/2012
             | 
            
                0.00 / 0.00%
             |             
            
                3.10
             |           
            
                3.20
             |               
            
                3.00
             |                           
            
                3.10
             | 
            
                3.07
             |                     
            
                3.10
             |                                 
            
                466,600
             |            
            
                 
             |                                       
         
    
        
            | 
                1/3/2012
             | 
            
                +0.20 / +6.90%
             |             
            
                3.10
             |           
            
                3.10
             |               
            
                3.00
             |                           
            
                3.10
             | 
            
                3.03
             |                     
            
                3.10
             |                                 
            
                505,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/30/2011
             | 
            
                +0.10 / +3.57%
             |             
            
                2.80
             |           
            
                2.90
             |               
            
                2.80
             |                           
            
                2.90
             | 
            
                2.89
             |                     
            
                2.90
             |                                 
            
                222,800
             |            
            
                 
             |                                       
         
    
        
            | 
                12/29/2011
             | 
            
                -0.10 / -3.45%
             |             
            
                2.90
             |           
            
                3.00
             |               
            
                2.70
             |                           
            
                2.80
             | 
            
                2.79
             |                     
            
                2.80
             |                                 
            
                247,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/28/2011
             | 
            
                +0.10 / +3.57%
             |             
            
                2.70
             |           
            
                2.90
             |               
            
                2.70
             |                           
            
                2.90
             | 
            
                2.86
             |                     
            
                2.90
             |                                 
            
                542,100
             |            
            
                 
             |                                       
         
    
        
            | 
                12/27/2011
             | 
            
                -0.20 / -6.67%
             |             
            
                2.90
             |           
            
                2.90
             |               
            
                2.80
             |                           
            
                2.80
             | 
            
                2.81
             |                     
            
                2.80
             |                                 
            
                1,165,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/26/2011
             | 
            
                -0.20 / -6.25%
             |             
            
                3.20
             |           
            
                3.20
             |               
            
                3.00
             |                           
            
                3.00
             | 
            
                3.03
             |                     
            
                3.00
             |                                 
            
                348,100
             |            
            
                 
             |                                       
         
    
        
            | 
                12/23/2011
             | 
            
                -0.20 / -5.88%
             |             
            
                3.20
             |           
            
                3.40
             |               
            
                3.20
             |                           
            
                3.20
             | 
            
                3.22
             |                     
            
                3.20
             |                                 
            
                600,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/22/2011
             | 
            
                -0.30 / -8.11%
             |             
            
                3.60
             |           
            
                3.60
             |               
            
                3.40
             |                           
            
                3.40
             | 
            
                3.43
             |                     
            
                3.40
             |                                 
            
                371,100
             |            
            
                 
             |                                       
         
    
        
            | 
                12/21/2011
             | 
            
                0.00 / 0.00%
             |             
            
                3.70
             |           
            
                3.70
             |               
            
                3.60
             |                           
            
                3.70
             | 
            
                3.63
             |                     
            
                3.70
             |                                 
            
                253,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/20/2011
             | 
            
                -0.20 / -5.13%
             |             
            
                3.80
             |           
            
                3.90
             |               
            
                3.70
             |                           
            
                3.70
             | 
            
                3.72
             |                     
            
                3.70
             |                                 
            
                707,100
             |            
            
                 
             |                                       
         
    
        
            | 
                12/19/2011
             | 
            
                -0.10 / -2.50%
             |             
            
                4.00
             |           
            
                4.00
             |               
            
                3.80
             |                           
            
                3.90
             | 
            
                3.94
             |                     
            
                3.90
             |                                 
            
                320,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/16/2011
             | 
            
                +0.10 / +2.56%
             |             
            
                3.90
             |           
            
                4.00
             |               
            
                3.80
             |                           
            
                4.00
             | 
            
                3.98
             |                     
            
                4.00
             |                                 
            
                495,700
             |            
            
                 
             |                                       
         
    
        
            | 
                12/15/2011
             | 
            
                -0.20 / -4.88%
             |             
            
                4.00
             |           
            
                4.00
             |               
            
                3.80
             |                           
            
                3.90
             | 
            
                3.82
             |                     
            
                3.90
             |                                 
            
                567,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/14/2011
             | 
            
                0.00 / 0.00%
             |             
            
                4.10
             |           
            
                4.20
             |               
            
                4.00
             |                           
            
                4.10
             | 
            
                4.02
             |                     
            
                4.10
             |                                 
            
                626,600
             |            
            
                 
             |                                       
         
    
        
            | 
                12/13/2011
             | 
            
                -0.20 / -4.65%
             |             
            
                4.20
             |           
            
                4.30
             |               
            
                4.10
             |                           
            
                4.10
             | 
            
                4.16
             |                     
            
                4.10
             |                                 
            
                479,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/12/2011
             | 
            
                -0.20 / -4.44%
             |             
            
                4.40
             |           
            
                4.40
             |               
            
                4.20
             |                           
            
                4.30
             | 
            
                4.33
             |                     
            
                4.30
             |                                 
            
                431,500
             |            
            
                 
             |                                       
         
    
        
            | 
                12/9/2011
             | 
            
                -0.10 / -2.17%
             |             
            
                4.40
             |           
            
                4.60
             |               
            
                4.40
             |                           
            
                4.50
             | 
            
                4.45
             |                     
            
                4.50
             |                                 
            
                327,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/8/2011
             | 
            
                +0.10 / +2.22%
             |             
            
                4.60
             |           
            
                4.70
             |               
            
                4.50
             |                           
            
                4.60
             | 
            
                4.61
             |                     
            
                4.60
             |                                 
            
                473,100
             |            
            
                 
             |                                       
         
    
        
            | 
                12/7/2011
             | 
            
                -0.20 / -4.26%
             |             
            
                4.60
             |           
            
                4.80
             |               
            
                4.50
             |                           
            
                4.50
             | 
            
                4.60
             |                     
            
                4.50
             |                                 
            
                757,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/6/2011
             | 
            
                0.00 / 0.00%
             |             
            
                5.00
             |           
            
                5.00
             |               
            
                4.60
             |                           
            
                4.70
             | 
            
                4.82
             |                     
            
                4.70
             |                                 
            
                822,100
             |            
            
                 
             |                                       
         
    
        
            | 
                12/5/2011
             | 
            
                +0.20 / +4.44%
             |             
            
                4.50
             |           
            
                4.70
             |               
            
                4.50
             |                           
            
                4.70
             | 
            
                4.65
             |                     
            
                4.70
             |                                 
            
                863,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/2/2011
             | 
            
                +0.10 / +2.27%
             |             
            
                4.50
             |           
            
                4.50
             |               
            
                4.30
             |                           
            
                4.50
             | 
            
                4.42
             |                     
            
                4.50
             |                                 
            
                354,900
             |            
            
                 
             |                                       
         
    
        
            | 
                12/1/2011
             | 
            
                +0.20 / +4.76%
             |             
            
                4.30
             |           
            
                4.50
             |               
            
                4.20
             |                           
            
                4.40
             | 
            
                4.35
             |                     
            
                4.40
             |                                 
            
                402,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/30/2011
             | 
            
                -0.10 / -2.33%
             |             
            
                4.30
             |           
            
                4.30
             |               
            
                4.20
             |                           
            
                4.20
             | 
            
                4.25
             |                     
            
                4.20
             |                                 
            
                251,700
             |            
            
                 
             |                                       
         
    
        
            | 
                11/29/2011
             | 
            
                -0.10 / -2.27%
             |             
            
                4.30
             |           
            
                4.70
             |               
            
                4.30
             |                           
            
                4.30
             | 
            
                4.35
             |                     
            
                4.30
             |                                 
            
                436,700
             |  
            
                 
             |                                                              
             
    
         
    
    
 |