| 
                 
                    Closing price on 8/22/2014
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    4.40 | 
                 
                
                    | High | 
                    4.50 | 
                 
                
                    | Low | 
                    4.40 | 
                     
                
                    | Volume | 
                    11,010 | 
                                 
                
                    | Split-adjusted Price | 
                    4.40 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PSB Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                8/22/2014
             | 
            
                0.00 / 0.00%
             |             
            
                4.40
             |           
            
                4.50
             |               
            
                4.40
             |                           
            
                4.40
             | 
            
                4.40
             |                     
            
                4.40
             |                                 
            
                11,010
             |            
            
                 
             |                                       
         
    
        
            | 
                8/21/2014
             | 
            
                0.00 / 0.00%
             |             
            
                4.20
             |           
            
                4.50
             |               
            
                4.20
             |                           
            
                4.40
             | 
            
                4.40
             |                     
            
                4.40
             |                                 
            
                11,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/20/2014
             | 
            
                +0.40 / +10.00%
             |             
            
                4.00
             |           
            
                4.40
             |               
            
                3.60
             |                           
            
                4.40
             | 
            
                4.20
             |                     
            
                4.40
             |                                 
            
                69,630
             |            
            
                 
             |                                       
         
    
        
            | 
                8/19/2014
             | 
            
                -0.20 / -4.76%
             |             
            
                4.10
             |           
            
                4.10
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                4.00
             |                                 
            
                16,230
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/18/2014
             | 
            
                +0.10 / +2.44%
             |             
            
                4.20
             |           
            
                4.20
             |               
            
                4.00
             |                           
            
                4.20
             | 
            
                4.10
             |                     
            
                4.20
             |                                 
            
                21,600
             |            
            
                 
             |                                       
         
    
        
            | 
                8/15/2014
             | 
            
                +0.10 / +2.50%
             |             
            
                4.00
             |           
            
                4.10
             |               
            
                4.00
             |                           
            
                4.10
             | 
            
                4.10
             |                     
            
                4.10
             |                                 
            
                7,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/14/2014
             | 
            
                -0.10 / -2.44%
             |             
            
                4.10
             |           
            
                4.10
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.10
             |                     
            
                4.00
             |                                 
            
                20,800
             |            
            
                 
             |                                       
         
    
        
            | 
                8/13/2014
             | 
            
                0.00 / 0.00%
             |             
            
                4.00
             |           
            
                4.20
             |               
            
                4.00
             |                           
            
                4.10
             | 
            
                4.10
             |                     
            
                4.10
             |                                 
            
                34,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/12/2014
             | 
            
                +0.10 / +2.50%
             |             
            
                4.00
             |           
            
                4.10
             |               
            
                4.00
             |                           
            
                4.10
             | 
            
                4.00
             |                     
            
                4.10
             |                                 
            
                10,100
             |            
            
                 
             |                                       
         
    
        
            | 
                8/11/2014
             | 
            
                0.00 / 0.00%
             |             
            
                4.00
             |           
            
                4.10
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                4.00
             |                                 
            
                27,030
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/8/2014
             | 
            
                0.00 / 0.00%
             |             
            
                4.00
             |           
            
                4.00
             |               
            
                3.90
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                4.00
             |                                 
            
                38,020
             |            
            
                 
             |                                       
         
    
        
            | 
                8/7/2014
             | 
            
                0.00 / 0.00%
             |             
            
                4.00
             |           
            
                4.00
             |               
            
                3.90
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                4.00
             |                                 
            
                22,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/6/2014
             | 
            
                0.00 / 0.00%
             |             
            
                3.90
             |           
            
                4.00
             |               
            
                3.90
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                4.00
             |                                 
            
                36,100
             |            
            
                 
             |                                       
         
    
        
            | 
                8/5/2014
             | 
            
                0.00 / 0.00%
             |             
            
                3.90
             |           
            
                4.00
             |               
            
                3.90
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                4.00
             |                                 
            
                10,760
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/4/2014
             | 
            
                0.00 / 0.00%
             |             
            
                4.00
             |           
            
                4.00
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                4.00
             |                                 
            
                4,500
             |            
            
                 
             |                                       
         
    
        
            | 
                8/1/2014
             | 
            
                +0.10 / +2.50%
             |             
            
                3.90
             |           
            
                4.10
             |               
            
                3.90
             |                           
            
                4.10
             | 
            
                4.00
             |                     
            
                4.10
             |                                 
            
                5,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/31/2014
             | 
            
                0.00 / 0.00%
             |             
            
                4.00
             |           
            
                4.00
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                4.00
             |                                 
            
                2,000
             |            
            
                 
             |                                       
         
    
        
            | 
                7/30/2014
             | 
            
                +0.10 / +2.56%
             |             
            
                3.90
             |           
            
                4.10
             |               
            
                3.90
             |                           
            
                4.00
             | 
            
                3.90
             |                     
            
                4.00
             |                                 
            
                4,210
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/29/2014
             | 
            
                0.00 / 0.00%
             |             
            
                4.00
             |           
            
                4.00
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                4.00
             |                     
            
                3.90
             |                                 
            
                22,000
             |            
            
                 
             |                                       
         
    
        
            | 
                7/28/2014
             | 
            
                -0.20 / -4.88%
             |             
            
                4.00
             |           
            
                4.00
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                4.00
             |                     
            
                3.90
             |                                 
            
                47,020
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/25/2014
             | 
            
                0.00 / 0.00%
             |             
            
                4.10
             |           
            
                4.10
             |               
            
                4.10
             |                           
            
                4.10
             | 
            
                4.10
             |                     
            
                4.10
             |                                 
            
                7,500
             |            
            
                 
             |                                       
         
    
        
            | 
                7/24/2014
             | 
            
                0.00 / 0.00%
             |             
            
                4.10
             |           
            
                4.10
             |               
            
                4.10
             |                           
            
                4.10
             | 
            
                4.10
             |                     
            
                4.10
             |                                 
            
                30,760
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/23/2014
             | 
            
                -0.10 / -2.38%
             |             
            
                4.20
             |           
            
                4.20
             |               
            
                4.10
             |                           
            
                4.10
             | 
            
                4.10
             |                     
            
                4.10
             |                                 
            
                34,700
             |            
            
                 
             |                                       
         
    
        
            | 
                7/22/2014
             | 
            
                -0.10 / -2.33%
             |             
            
                4.20
             |           
            
                4.20
             |               
            
                4.10
             |                           
            
                4.20
             | 
            
                4.10
             |                     
            
                4.20
             |                                 
            
                42,883
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/21/2014
             | 
            
                +0.10 / +2.38%
             |             
            
                4.20
             |           
            
                4.30
             |               
            
                4.10
             |                           
            
                4.30
             | 
            
                4.20
             |                     
            
                4.30
             |                                 
            
                74,760
             |            
            
                 
             |                                       
         
    
        
            | 
                7/18/2014
             | 
            
                +0.20 / +5.00%
             |             
            
                4.00
             |           
            
                4.20
             |               
            
                3.60
             |                           
            
                4.20
             | 
            
                3.90
             |                     
            
                4.20
             |                                 
            
                86,180
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/17/2014
             | 
            
                0.00 / 0.00%
             |             
            
                3.90
             |           
            
                4.00
             |               
            
                3.90
             |                           
            
                4.00
             | 
            
                3.90
             |                     
            
                4.00
             |                                 
            
                102,030
             |            
            
                 
             |                                       
         
    
        
            | 
                7/16/2014
             | 
            
                0.00 / 0.00%
             |             
            
                3.90
             |           
            
                4.00
             |               
            
                3.90
             |                           
            
                4.00
             | 
            
                3.90
             |                     
            
                4.00
             |                                 
            
                64,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/15/2014
             | 
            
                0.00 / 0.00%
             |             
            
                4.00
             |           
            
                4.00
             |               
            
                3.80
             |                           
            
                4.00
             | 
            
                3.90
             |                     
            
                4.00
             |                                 
            
                20,500
             |            
            
                 
             |                                       
         
    
        
            | 
                7/14/2014
             | 
            
                +0.20 / +5.26%
             |             
            
                3.80
             |           
            
                4.00
             |               
            
                3.80
             |                           
            
                4.00
             | 
            
                3.90
             |                     
            
                4.00
             |                                 
            
                2,900
             |  
            
                 
             |                                                              
             
    
         
    
    
 |