| 
                 
                    Closing price on 8/29/2013
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    3.40 | 
                 
                
                    | High | 
                    3.40 | 
                 
                
                    | Low | 
                    3.10 | 
                     
                
                    | Volume | 
                    4,400 | 
                                 
                
                    | Split-adjusted Price | 
                    1.62 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
BSI Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                8/29/2013
             | 
            
                +0.10 / +3.03%
             |             
            
                3.40
             |           
            
                3.40
             |               
            
                3.10
             |                           
            
                3.40
             | 
            
                3.40
             |                     
            
                1.62
             |                                 
            
                4,400
             |            
            
                 
             |                                       
         
    
        
            | 
                8/28/2013
             | 
            
                -0.20 / -5.71%
             |             
            
                3.50
             |           
            
                3.50
             |               
            
                3.30
             |                           
            
                3.30
             | 
            
                3.30
             |                     
            
                1.57
             |                                 
            
                64,020
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/27/2013
             | 
            
                0.00 / 0.00%
             |             
            
                3.40
             |           
            
                3.50
             |               
            
                3.30
             |                           
            
                3.50
             | 
            
                3.50
             |                     
            
                1.67
             |                                 
            
                15,970
             |            
            
                 
             |                                       
         
    
        
            | 
                8/26/2013
             | 
            
                +0.10 / +2.94%
             |             
            
                3.30
             |           
            
                3.50
             |               
            
                3.30
             |                           
            
                3.50
             | 
            
                3.50
             |                     
            
                1.67
             |                                 
            
                19,790
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/23/2013
             | 
            
                -0.10 / -2.86%
             |             
            
                3.50
             |           
            
                3.50
             |               
            
                3.30
             |                           
            
                3.40
             | 
            
                3.40
             |                     
            
                1.62
             |                                 
            
                82,030
             |            
            
                 
             |                                       
         
    
        
            | 
                8/22/2013
             | 
            
                0.00 / 0.00%
             |             
            
                3.60
             |           
            
                3.60
             |               
            
                3.40
             |                           
            
                3.50
             | 
            
                3.50
             |                     
            
                1.67
             |                                 
            
                570
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/21/2013
             | 
            
                +0.10 / +2.94%
             |             
            
                3.60
             |           
            
                3.60
             |               
            
                3.50
             |                           
            
                3.50
             | 
            
                3.50
             |                     
            
                1.67
             |                                 
            
                12,370
             |            
            
                 
             |                                       
         
    
        
            | 
                8/20/2013
             | 
            
                -0.20 / -5.56%
             |             
            
                3.50
             |           
            
                3.60
             |               
            
                3.40
             |                           
            
                3.40
             | 
            
                3.40
             |                     
            
                1.62
             |                                 
            
                2,690
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/19/2013
             | 
            
                0.00 / 0.00%
             |             
            
                3.60
             |           
            
                3.70
             |               
            
                3.50
             |                           
            
                3.60
             | 
            
                3.60
             |                     
            
                1.71
             |                                 
            
                90,600
             |            
            
                 
             |                                       
         
    
        
            | 
                8/16/2013
             | 
            
                +0.20 / +5.88%
             |             
            
                3.50
             |           
            
                3.60
             |               
            
                3.40
             |                           
            
                3.60
             | 
            
                3.60
             |                     
            
                1.71
             |                                 
            
                32,150
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/15/2013
             | 
            
                -0.20 / -5.56%
             |             
            
                3.50
             |           
            
                3.60
             |               
            
                3.40
             |                           
            
                3.40
             | 
            
                3.40
             |                     
            
                1.62
             |                                 
            
                24,720
             |            
            
                 
             |                                       
         
    
        
            | 
                8/14/2013
             | 
            
                0.00 / 0.00%
             |             
            
                3.40
             |           
            
                3.60
             |               
            
                3.40
             |                           
            
                3.60
             | 
            
                3.60
             |                     
            
                1.71
             |                                 
            
                14,340
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/13/2013
             | 
            
                0.00 / 0.00%
             |             
            
                3.60
             |           
            
                3.60
             |               
            
                3.40
             |                           
            
                3.60
             | 
            
                3.60
             |                     
            
                1.71
             |                                 
            
                37,660
             |            
            
                 
             |                                       
         
    
        
            | 
                8/12/2013
             | 
            
                0.00 / 0.00%
             |             
            
                3.50
             |           
            
                3.60
             |               
            
                3.40
             |                           
            
                3.60
             | 
            
                3.60
             |                     
            
                1.71
             |                                 
            
                6,980
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/9/2013
             | 
            
                0.00 / 0.00%
             |             
            
                3.50
             |           
            
                3.60
             |               
            
                3.50
             |                           
            
                3.60
             | 
            
                3.60
             |                     
            
                1.71
             |                                 
            
                1,710
             |            
            
                 
             |                                       
         
    
        
            | 
                8/8/2013
             | 
            
                0.00 / 0.00%
             |             
            
                3.50
             |           
            
                3.60
             |               
            
                3.50
             |                           
            
                3.60
             | 
            
                3.60
             |                     
            
                1.71
             |                                 
            
                12,930
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/7/2013
             | 
            
                0.00 / 0.00%
             |             
            
                3.60
             |           
            
                3.60
             |               
            
                3.50
             |                           
            
                3.60
             | 
            
                3.60
             |                     
            
                1.71
             |                                 
            
                200
             |            
            
                 
             |                                       
         
    
        
            | 
                8/6/2013
             | 
            
                0.00 / 0.00%
             |             
            
                3.60
             |           
            
                3.60
             |               
            
                3.50
             |                           
            
                3.60
             | 
            
                3.60
             |                     
            
                1.71
             |                                 
            
                8,410
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/5/2013
             | 
            
                +0.10 / +2.86%
             |             
            
                3.50
             |           
            
                3.60
             |               
            
                3.50
             |                           
            
                3.60
             | 
            
                3.60
             |                     
            
                1.71
             |                                 
            
                31,420
             |            
            
                 
             |                                       
         
    
        
            | 
                8/2/2013
             | 
            
                0.00 / 0.00%
             |             
            
                3.50
             |           
            
                3.50
             |               
            
                3.50
             |                           
            
                3.50
             | 
            
                3.50
             |                     
            
                1.67
             |                                 
            
                3,630
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/1/2013
             | 
            
                0.00 / 0.00%
             |             
            
                3.50
             |           
            
                3.60
             |               
            
                3.40
             |                           
            
                3.50
             | 
            
                3.50
             |                     
            
                1.67
             |                                 
            
                12,780
             |            
            
                 
             |                                       
         
    
        
            | 
                7/31/2013
             | 
            
                +0.20 / +6.06%
             |             
            
                3.30
             |           
            
                3.50
             |               
            
                3.30
             |                           
            
                3.50
             | 
            
                3.50
             |                     
            
                1.67
             |                                 
            
                18,880
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/30/2013
             | 
            
                -0.10 / -2.94%
             |             
            
                3.40
             |           
            
                3.50
             |               
            
                3.30
             |                           
            
                3.30
             | 
            
                3.30
             |                     
            
                1.57
             |                                 
            
                16,480
             |            
            
                 
             |                                       
         
    
        
            | 
                7/29/2013
             | 
            
                -0.10 / -2.86%
             |             
            
                3.50
             |           
            
                3.50
             |               
            
                3.40
             |                           
            
                3.40
             | 
            
                3.40
             |                     
            
                1.62
             |                                 
            
                14,630
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/26/2013
             | 
            
                -0.10 / -2.78%
             |             
            
                3.60
             |           
            
                3.60
             |               
            
                3.40
             |                           
            
                3.50
             | 
            
                3.50
             |                     
            
                1.67
             |                                 
            
                77,080
             |            
            
                 
             |                                       
         
    
        
            | 
                7/25/2013
             | 
            
                +0.10 / +2.86%
             |             
            
                3.50
             |           
            
                3.60
             |               
            
                3.50
             |                           
            
                3.60
             | 
            
                3.60
             |                     
            
                1.71
             |                                 
            
                46,290
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/24/2013
             | 
            
                -0.10 / -2.78%
             |             
            
                3.70
             |           
            
                3.70
             |               
            
                3.50
             |                           
            
                3.50
             | 
            
                3.50
             |                     
            
                1.67
             |                                 
            
                1,360
             |            
            
                 
             |                                       
         
    
        
            | 
                7/23/2013
             | 
            
                0.00 / 0.00%
             |             
            
                3.60
             |           
            
                3.70
             |               
            
                3.60
             |                           
            
                3.60
             | 
            
                3.60
             |                     
            
                1.71
             |                                 
            
                127,470
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/22/2013
             | 
            
                -0.20 / -5.26%
             |             
            
                3.80
             |           
            
                3.80
             |               
            
                3.60
             |                           
            
                3.60
             | 
            
                3.60
             |                     
            
                1.71
             |                                 
            
                45,360
             |            
            
                 
             |                                       
         
    
        
            | 
                7/19/2013
             | 
            
                0.00 / 0.00%
             |             
            
                3.70
             |           
            
                3.90
             |               
            
                3.70
             |                           
            
                3.80
             | 
            
                3.80
             |                     
            
                1.81
             |                                 
            
                11,910
             |  
            
                 
             |                                                              
             
    
         
    
    
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