| 
                 
                    Closing price on 11/27/2017
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    13.65 | 
                 
                
                    | High | 
                    14.30 | 
                 
                
                    | Low | 
                    13.65 | 
                     
                
                    | Volume | 
                    22,990 | 
                                 
                
                    | Split-adjusted Price | 
                    7.34 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
BSI Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                11/27/2017
             | 
            
                0.00 / 0.00%
             |             
            
                13.65
             |           
            
                14.30
             |               
            
                13.65
             |                           
            
                13.65
             | 
            
                13.89
             |                     
            
                7.34
             |                                 
            
                22,990
             |            
            
                 
             |                                       
         
    
        
            | 
                11/24/2017
             | 
            
                +0.40 / +3.02%
             |             
            
                13.60
             |           
            
                13.65
             |               
            
                13.25
             |                           
            
                13.65
             | 
            
                13.55
             |                     
            
                7.34
             |                                 
            
                3,670
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/23/2017
             | 
            
                +0.85 / +6.85%
             |             
            
                12.50
             |           
            
                13.25
             |               
            
                12.50
             |                           
            
                13.25
             | 
            
                13.08
             |                     
            
                7.12
             |                                 
            
                109,370
             |            
            
                 
             |                                       
         
    
        
            | 
                11/22/2017
             | 
            
                +0.20 / +1.64%
             |             
            
                12.20
             |           
            
                12.50
             |               
            
                12.10
             |                           
            
                12.40
             | 
            
                12.17
             |                     
            
                6.66
             |                                 
            
                3,710
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/21/2017
             | 
            
                -0.50 / -3.94%
             |             
            
                12.65
             |           
            
                12.70
             |               
            
                12.20
             |                           
            
                12.20
             | 
            
                12.44
             |                     
            
                6.56
             |                                 
            
                10,530
             |            
            
                 
             |                                       
         
    
        
            | 
                11/20/2017
             | 
            
                0.00 / 0.00%
             |             
            
                12.70
             |           
            
                12.80
             |               
            
                12.30
             |                           
            
                12.70
             | 
            
                12.55
             |                     
            
                6.82
             |                                 
            
                10,920
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/17/2017
             | 
            
                +0.10 / +0.79%
             |             
            
                12.70
             |           
            
                12.75
             |               
            
                12.10
             |                           
            
                12.70
             | 
            
                12.37
             |                     
            
                6.82
             |                                 
            
                16,570
             |            
            
                 
             |                                       
         
    
        
            | 
                11/16/2017
             | 
            
                0.00 / 0.00%
             |             
            
                12.60
             |           
            
                12.90
             |               
            
                12.60
             |                           
            
                12.60
             | 
            
                12.68
             |                     
            
                6.77
             |                                 
            
                4,810
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/15/2017
             | 
            
                +0.10 / +0.80%
             |             
            
                12.50
             |           
            
                12.80
             |               
            
                12.50
             |                           
            
                12.60
             | 
            
                12.60
             |                     
            
                6.77
             |                                 
            
                2,330
             |            
            
                 
             |                                       
         
    
        
            | 
                11/14/2017
             | 
            
                -0.20 / -1.57%
             |             
            
                12.70
             |           
            
                12.70
             |               
            
                12.15
             |                           
            
                12.50
             | 
            
                12.51
             |                     
            
                6.72
             |                                 
            
                230
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/13/2017
             | 
            
                -0.05 / -0.39%
             |             
            
                12.30
             |           
            
                12.70
             |               
            
                12.30
             |                           
            
                12.70
             | 
            
                12.37
             |                     
            
                6.82
             |                                 
            
                4,930
             |            
            
                 
             |                                       
         
    
        
            | 
                11/10/2017
             | 
            
                0.00 / 0.00%
             |             
            
                12.75
             |           
            
                12.75
             |               
            
                12.75
             |                           
            
                12.75
             | 
            
                12.75
             |                     
            
                6.85
             |                                 
            
                4,270
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/9/2017
             | 
            
                +0.15 / +1.19%
             |             
            
                12.75
             |           
            
                12.75
             |               
            
                12.25
             |                           
            
                12.75
             | 
            
                12.63
             |                     
            
                6.85
             |                                 
            
                190
             |            
            
                 
             |                                       
         
    
        
            | 
                11/8/2017
             | 
            
                0.00 / 0.00%
             |             
            
                12.30
             |           
            
                12.90
             |               
            
                12.30
             |                           
            
                12.60
             | 
            
                12.31
             |                     
            
                6.77
             |                                 
            
                12,430
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/7/2017
             | 
            
                -0.85 / -6.32%
             |             
            
                12.60
             |           
            
                13.30
             |               
            
                12.55
             |                           
            
                12.60
             | 
            
                12.60
             |                     
            
                6.77
             |                                 
            
                31,120
             |            
            
                 
             |                                       
         
    
        
            | 
                11/6/2017
             | 
            
                -0.15 / -1.10%
             |             
            
                13.50
             |           
            
                13.60
             |               
            
                12.70
             |                           
            
                13.45
             | 
            
                12.77
             |                     
            
                7.23
             |                                 
            
                9,870
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/3/2017
             | 
            
                -0.20 / -1.45%
             |             
            
                12.90
             |           
            
                13.70
             |               
            
                12.85
             |                           
            
                13.60
             | 
            
                12.98
             |                     
            
                7.31
             |                                 
            
                4,390
             |            
            
                 
             |                                       
         
    
        
            | 
                11/2/2017
             | 
            
                -0.10 / -0.72%
             |             
            
                13.90
             |           
            
                13.90
             |               
            
                13.80
             |                           
            
                13.80
             | 
            
                13.85
             |                     
            
                7.42
             |                                 
            
                3,160
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/1/2017
             | 
            
                +0.60 / +4.51%
             |             
            
                13.90
             |           
            
                13.95
             |               
            
                13.90
             |                           
            
                13.90
             | 
            
                13.91
             |                     
            
                7.11
             |                                 
            
                2,500
             |            
            
                 
             |                                       
         
    
        
            | 
                10/31/2017
             | 
            
                -0.90 / -6.34%
             |             
            
                14.20
             |           
            
                14.20
             |               
            
                13.30
             |                           
            
                13.30
             | 
            
                13.94
             |                     
            
                6.81
             |                                 
            
                5,380
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/30/2017
             | 
            
                -0.15 / -1.05%
             |             
            
                14.35
             |           
            
                14.35
             |               
            
                14.00
             |                           
            
                14.20
             | 
            
                14.22
             |                     
            
                7.27
             |                                 
            
                24,750
             |            
            
                 
             |                                       
         
    
        
            | 
                10/27/2017
             | 
            
                -0.05 / -0.35%
             |             
            
                14.20
             |           
            
                14.35
             |               
            
                14.20
             |                           
            
                14.35
             | 
            
                14.28
             |                     
            
                7.34
             |                                 
            
                40
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/26/2017
             | 
            
                +0.10 / +0.70%
             |             
            
                14.45
             |           
            
                14.45
             |               
            
                14.10
             |                           
            
                14.40
             | 
            
                14.20
             |                     
            
                7.37
             |                                 
            
                14,010
             |            
            
                 
             |                                       
         
    
        
            | 
                10/25/2017
             | 
            
                0.00 / 0.00%
             |             
            
                14.45
             |           
            
                14.45
             |               
            
                14.10
             |                           
            
                14.30
             | 
            
                14.29
             |                     
            
                7.32
             |                                 
            
                2,310
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/24/2017
             | 
            
                +0.10 / +0.70%
             |             
            
                14.50
             |           
            
                14.50
             |               
            
                14.00
             |                           
            
                14.30
             | 
            
                14.06
             |                     
            
                7.32
             |                                 
            
                5,690
             |            
            
                 
             |                                       
         
    
        
            | 
                10/23/2017
             | 
            
                -0.45 / -3.07%
             |             
            
                14.60
             |           
            
                14.60
             |               
            
                14.00
             |                           
            
                14.20
             | 
            
                14.31
             |                     
            
                7.27
             |                                 
            
                87,130
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/20/2017
             | 
            
                +0.05 / +0.34%
             |             
            
                14.15
             |           
            
                14.65
             |               
            
                14.15
             |                           
            
                14.65
             | 
            
                14.39
             |                     
            
                7.50
             |                                 
            
                88,130
             |            
            
                 
             |                                       
         
    
        
            | 
                10/19/2017
             | 
            
                -0.10 / -0.68%
             |             
            
                14.90
             |           
            
                14.90
             |               
            
                14.10
             |                           
            
                14.60
             | 
            
                14.18
             |                     
            
                7.47
             |                                 
            
                84,090
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/18/2017
             | 
            
                +0.40 / +2.80%
             |             
            
                14.80
             |           
            
                14.80
             |               
            
                14.30
             |                           
            
                14.70
             | 
            
                14.45
             |                     
            
                7.52
             |                                 
            
                84,220
             |            
            
                 
             |                                       
         
    
        
            | 
                10/17/2017
             | 
            
                -0.60 / -4.03%
             |             
            
                14.90
             |           
            
                14.90
             |               
            
                14.10
             |                           
            
                14.30
             | 
            
                14.73
             |                     
            
                7.32
             |                                 
            
                107,300
             |  
            
                 
             |                                                              
             
    
         
    
    
 |