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                    Closing price on 6/3/2019
                 |  |  
    
        |           
                
                    | Open | 15.90 |  
                    | High | 15.90 |  
                    | Low | 15.80 |  
                    | Volume | 17,100 |  
                    | Split-adjusted Price | 8.09 |  
                
             | 
 |  BSA Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 6/3/2019 | -0.10 / -0.63% | 15.90 | 15.90 | 15.80 | 15.80 | 15.84 | 8.09 | 17,100 |   |  
            | 5/31/2019 | -0.60 / -3.66% | 16.00 | 16.00 | 15.80 | 15.80 | 15.86 | 8.09 | 8,700 |   |  			
            | 5/30/2019 | +0.10 / +0.61% | 16.50 | 16.50 | 16.20 | 16.40 | 16.32 | 8.39 | 7,200 |   |  
            | 5/29/2019 | +0.10 / +0.62% | 16.50 | 16.80 | 16.30 | 16.30 | 16.58 | 8.34 | 75,000 |   |  			
            | 5/28/2019 | +0.50 / +3.18% | 15.70 | 16.20 | 15.70 | 16.20 | 16.03 | 8.29 | 31,000 |   |  
            | 5/27/2019 | +0.30 / +1.95% | 15.50 | 15.70 | 15.20 | 15.70 | 15.48 | 8.04 | 169,600 |   |  			
            | 5/24/2019 | +0.20 / +1.31% | 15.50 | 15.50 | 15.10 | 15.50 | 15.35 | 7.93 | 83,500 |   |  
            | 5/23/2019 | -0.30 / -1.92% | 15.50 | 15.50 | 15.30 | 15.30 | 15.43 | 7.83 | 26,100 |   |  			
            | 5/22/2019 | -0.50 / -3.11% | 15.50 | 15.60 | 15.40 | 15.60 | 15.51 | 7.99 | 48,500 |   |  
            | 5/21/2019 | +0.50 / +3.21% | 15.50 | 16.10 | 15.50 | 16.10 | 15.62 | 8.24 | 15,100 |   |  			
            | 5/20/2019 | +0.10 / +0.65% | 15.60 | 15.60 | 15.60 | 15.60 | 15.60 | 7.99 | 5,000 |   |  
            | 5/17/2019 | 0.00 / 0.00% | 15.50 | 15.50 | 15.50 | 15.50 | 15.50 | 7.93 | 4,000 |   |  			
            | 5/16/2019 | -0.10 / -0.64% | 15.50 | 15.50 | 15.50 | 15.50 | 15.50 | 7.93 | 1,300 |   |  
            | 5/15/2019 | +0.40 / +2.63% | 15.40 | 15.60 | 15.40 | 15.60 | 15.49 | 7.99 | 27,200 |   |  			
            | 5/14/2019 | 0.00 / 0.00% | 15.30 | 15.40 | 15.20 | 15.20 | 15.36 | 7.78 | 9,100 |   |  
            | 5/13/2019 | 0.00 / 0.00% | 15.20 | 15.20 | 15.20 | 15.20 | 15.20 | 7.78 | 0 |   |  			
            | 5/10/2019 | -0.30 / -1.94% | 15.20 | 15.20 | 15.20 | 15.20 | 15.20 | 7.78 | 800 |   |  
            | 5/9/2019 | +0.10 / +0.65% | 15.50 | 15.50 | 15.50 | 15.50 | 15.50 | 7.93 | 500 |   |  			
            | 5/8/2019 | -0.10 / -0.65% | 15.50 | 15.50 | 15.40 | 15.40 | 15.42 | 7.88 | 6,800 |   |  
            | 5/7/2019 | 0.00 / 0.00% | 15.50 | 15.50 | 15.50 | 15.50 | 15.50 | 7.93 | 5,300 |   |  			
            | 5/6/2019 | 0.00 / 0.00% | 15.40 | 15.50 | 15.40 | 15.50 | 15.49 | 7.93 | 1,100 |   |  
            | 5/3/2019 | 0.00 / 0.00% | 15.50 | 15.50 | 15.50 | 15.50 | 15.50 | 7.93 | 15,700 |   |  			
            | 5/2/2019 | 0.00 / 0.00% | 15.50 | 15.50 | 15.50 | 15.50 | 15.50 | 7.93 | 2,300 |   |  
            | 4/26/2019 | +0.20 / +1.31% | 15.50 | 15.50 | 15.50 | 15.50 | 15.50 | 7.93 | 100 |   |  			
            | 4/25/2019 | -0.10 / -0.65% | 15.30 | 15.30 | 15.30 | 15.30 | 15.30 | 7.83 | 0 |   |  
            | 4/24/2019 | +0.10 / +0.65% | 15.30 | 15.40 | 15.30 | 15.40 | 15.30 | 7.88 | 6,900 |   |  			
            | 4/23/2019 | 0.00 / 0.00% | 15.30 | 15.30 | 15.30 | 15.30 | 15.30 | 7.83 | 0 |   |  
            | 4/22/2019 | -0.20 / -1.29% | 15.50 | 15.50 | 15.30 | 15.30 | 15.34 | 7.83 | 2,500 |   |  			
            | 4/19/2019 | 0.00 / 0.00% | 15.50 | 15.50 | 15.50 | 15.50 | 15.50 | 7.93 | 0 |   |  
            | 4/18/2019 | -0.20 / -1.27% | 15.90 | 15.90 | 15.50 | 15.50 | 15.54 | 7.93 | 3,400 |   |  |