| 
                 
                    Closing price on 11/20/2013
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    4.80 | 
                 
                
                    | High | 
                    4.90 | 
                 
                
                    | Low | 
                    4.70 | 
                     
                
                    | Volume | 
                    50,700 | 
                                 
                
                    | Split-adjusted Price | 
                    2.33 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
BSI Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                11/20/2013
             | 
            
                +0.10 / +2.08%
             |             
            
                4.80
             |           
            
                4.90
             |               
            
                4.70
             |                           
            
                4.90
             | 
            
                4.90
             |                     
            
                2.33
             |                                 
            
                50,700
             |            
            
                 
             |                                       
         
    
        
            | 
                11/19/2013
             | 
            
                0.00 / 0.00%
             |             
            
                4.80
             |           
            
                4.90
             |               
            
                4.70
             |                           
            
                4.80
             | 
            
                4.80
             |                     
            
                2.29
             |                                 
            
                75,860
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/18/2013
             | 
            
                0.00 / 0.00%
             |             
            
                4.70
             |           
            
                4.90
             |               
            
                4.70
             |                           
            
                4.80
             | 
            
                4.80
             |                     
            
                2.29
             |                                 
            
                236,110
             |            
            
                 
             |                                       
         
    
        
            | 
                11/15/2013
             | 
            
                +0.10 / +2.13%
             |             
            
                4.70
             |           
            
                4.80
             |               
            
                4.60
             |                           
            
                4.80
             | 
            
                4.80
             |                     
            
                2.29
             |                                 
            
                125,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/14/2013
             | 
            
                0.00 / 0.00%
             |             
            
                4.60
             |           
            
                4.70
             |               
            
                4.60
             |                           
            
                4.70
             | 
            
                4.70
             |                     
            
                2.24
             |                                 
            
                12,890
             |            
            
                 
             |                                       
         
    
        
            | 
                11/13/2013
             | 
            
                0.00 / 0.00%
             |             
            
                4.80
             |           
            
                4.80
             |               
            
                4.60
             |                           
            
                4.70
             | 
            
                4.70
             |                     
            
                2.24
             |                                 
            
                29,370
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/12/2013
             | 
            
                +0.10 / +2.17%
             |             
            
                4.50
             |           
            
                4.90
             |               
            
                4.50
             |                           
            
                4.70
             | 
            
                4.70
             |                     
            
                2.24
             |                                 
            
                284,840
             |            
            
                 
             |                                       
         
    
        
            | 
                11/11/2013
             | 
            
                +0.10 / +2.22%
             |             
            
                4.50
             |           
            
                4.60
             |               
            
                4.50
             |                           
            
                4.60
             | 
            
                4.60
             |                     
            
                2.19
             |                                 
            
                37,060
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/8/2013
             | 
            
                -0.10 / -2.17%
             |             
            
                4.60
             |           
            
                4.60
             |               
            
                4.40
             |                           
            
                4.50
             | 
            
                4.50
             |                     
            
                2.14
             |                                 
            
                64,490
             |            
            
                 
             |                                       
         
    
        
            | 
                11/7/2013
             | 
            
                0.00 / 0.00%
             |             
            
                4.50
             |           
            
                4.60
             |               
            
                4.50
             |                           
            
                4.60
             | 
            
                4.60
             |                     
            
                2.19
             |                                 
            
                41,360
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/6/2013
             | 
            
                0.00 / 0.00%
             |             
            
                4.70
             |           
            
                4.70
             |               
            
                4.50
             |                           
            
                4.60
             | 
            
                4.60
             |                     
            
                2.19
             |                                 
            
                64,340
             |            
            
                 
             |                                       
         
    
        
            | 
                11/5/2013
             | 
            
                0.00 / 0.00%
             |             
            
                4.60
             |           
            
                4.60
             |               
            
                4.50
             |                           
            
                4.60
             | 
            
                4.60
             |                     
            
                2.19
             |                                 
            
                115,970
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/4/2013
             | 
            
                +0.20 / +4.55%
             |             
            
                4.60
             |           
            
                4.60
             |               
            
                4.50
             |                           
            
                4.60
             | 
            
                4.60
             |                     
            
                2.19
             |                                 
            
                102,110
             |            
            
                 
             |                                       
         
    
        
            | 
                11/1/2013
             | 
            
                +0.20 / +4.76%
             |             
            
                4.30
             |           
            
                4.40
             |               
            
                4.30
             |                           
            
                4.40
             | 
            
                4.40
             |                     
            
                2.09
             |                                 
            
                206,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/31/2013
             | 
            
                -0.20 / -4.55%
             |             
            
                4.30
             |           
            
                4.30
             |               
            
                4.20
             |                           
            
                4.20
             | 
            
                4.20
             |                     
            
                2.00
             |                                 
            
                40,310
             |            
            
                 
             |                                       
         
    
        
            | 
                10/30/2013
             | 
            
                +0.10 / +2.33%
             |             
            
                4.30
             |           
            
                4.40
             |               
            
                4.20
             |                           
            
                4.40
             | 
            
                4.40
             |                     
            
                2.09
             |                                 
            
                63,960
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/29/2013
             | 
            
                0.00 / 0.00%
             |             
            
                4.20
             |           
            
                4.30
             |               
            
                4.10
             |                           
            
                4.30
             | 
            
                4.30
             |                     
            
                2.05
             |                                 
            
                84,810
             |            
            
                 
             |                                       
         
    
        
            | 
                10/28/2013
             | 
            
                +0.20 / +4.88%
             |             
            
                4.10
             |           
            
                4.30
             |               
            
                4.10
             |                           
            
                4.30
             | 
            
                4.30
             |                     
            
                2.05
             |                                 
            
                285,820
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/25/2013
             | 
            
                0.00 / 0.00%
             |             
            
                4.00
             |           
            
                4.10
             |               
            
                4.00
             |                           
            
                4.10
             | 
            
                4.10
             |                     
            
                1.95
             |                                 
            
                41,140
             |            
            
                 
             |                                       
         
    
        
            | 
                10/24/2013
             | 
            
                -0.10 / -2.38%
             |             
            
                4.10
             |           
            
                4.20
             |               
            
                4.00
             |                           
            
                4.10
             | 
            
                4.10
             |                     
            
                1.95
             |                                 
            
                138,070
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/23/2013
             | 
            
                +0.10 / +2.44%
             |             
            
                4.10
             |           
            
                4.20
             |               
            
                4.00
             |                           
            
                4.20
             | 
            
                4.20
             |                     
            
                2.00
             |                                 
            
                28,240
             |            
            
                 
             |                                       
         
    
        
            | 
                10/22/2013
             | 
            
                -0.10 / -2.38%
             |             
            
                4.10
             |           
            
                4.10
             |               
            
                4.00
             |                           
            
                4.10
             | 
            
                4.10
             |                     
            
                1.95
             |                                 
            
                140,370
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/21/2013
             | 
            
                -0.10 / -2.33%
             |             
            
                4.30
             |           
            
                4.40
             |               
            
                4.10
             |                           
            
                4.20
             | 
            
                4.20
             |                     
            
                2.00
             |                                 
            
                86,620
             |            
            
                 
             |                                       
         
    
        
            | 
                10/18/2013
             | 
            
                0.00 / 0.00%
             |             
            
                4.20
             |           
            
                4.30
             |               
            
                4.20
             |                           
            
                4.30
             | 
            
                4.30
             |                     
            
                2.05
             |                                 
            
                39,130
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/17/2013
             | 
            
                0.00 / 0.00%
             |             
            
                4.30
             |           
            
                4.30
             |               
            
                4.10
             |                           
            
                4.30
             | 
            
                4.30
             |                     
            
                2.05
             |                                 
            
                37,040
             |            
            
                 
             |                                       
         
    
        
            | 
                10/16/2013
             | 
            
                -0.10 / -2.27%
             |             
            
                4.30
             |           
            
                4.30
             |               
            
                4.20
             |                           
            
                4.30
             | 
            
                4.30
             |                     
            
                2.05
             |                                 
            
                110,260
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/15/2013
             | 
            
                0.00 / 0.00%
             |             
            
                4.30
             |           
            
                4.50
             |               
            
                4.30
             |                           
            
                4.40
             | 
            
                4.40
             |                     
            
                2.09
             |                                 
            
                121,390
             |            
            
                 
             |                                       
         
    
        
            | 
                10/14/2013
             | 
            
                +0.20 / +4.76%
             |             
            
                4.20
             |           
            
                4.40
             |               
            
                4.20
             |                           
            
                4.40
             | 
            
                4.40
             |                     
            
                2.09
             |                                 
            
                193,050
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/11/2013
             | 
            
                +0.20 / +5.00%
             |             
            
                4.00
             |           
            
                4.20
             |               
            
                4.00
             |                           
            
                4.20
             | 
            
                4.20
             |                     
            
                2.00
             |                                 
            
                269,240
             |            
            
                 
             |                                       
         
    
        
            | 
                10/10/2013
             | 
            
                0.00 / 0.00%
             |             
            
                4.10
             |           
            
                4.10
             |               
            
                3.90
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                1.90
             |                                 
            
                54,260
             |  
            
                 
             |                                                              
             
    
         
    
    
 |