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                    Closing price on 5/28/2013
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        |           
                
                    | Open | 3.50 |  
                    | High | 3.70 |  
                    | Low | 3.50 |  
                    | Volume | 183,330 |  
                    | Split-adjusted Price | 1.76 |  
                
             | 
 |  BSI Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 5/28/2013 | +0.20 / +5.71% | 3.50 | 3.70 | 3.50 | 3.70 | 3.70 | 1.76 | 183,330 |   |  
            | 5/27/2013 | +0.10 / +2.94% | 3.50 | 3.50 | 3.40 | 3.50 | 3.50 | 1.67 | 45,720 |   |  			
            | 5/24/2013 | +0.20 / +6.25% | 3.20 | 3.40 | 3.20 | 3.40 | 3.40 | 1.62 | 27,030 |   |  
            | 5/23/2013 | -0.10 / -3.03% | 3.20 | 3.40 | 3.20 | 3.20 | 3.20 | 1.52 | 59,750 |   |  			
            | 5/22/2013 | 0.00 / 0.00% | 3.30 | 3.30 | 3.10 | 3.30 | 3.30 | 1.57 | 31,720 |   |  
            | 5/21/2013 | +0.10 / +3.13% | 3.30 | 3.40 | 3.20 | 3.30 | 3.30 | 1.57 | 27,060 |   |  			
            | 5/20/2013 | -0.10 / -3.03% | 3.30 | 3.30 | 3.20 | 3.20 | 3.20 | 1.52 | 11,860 |   |  
            | 5/17/2013 | 0.00 / 0.00% | 3.30 | 3.30 | 3.10 | 3.30 | 3.30 | 1.57 | 7,520 |   |  			
            | 5/16/2013 | +0.20 / +6.45% | 3.20 | 3.30 | 3.10 | 3.30 | 3.30 | 1.57 | 20,990 |   |  
            | 5/15/2013 | 0.00 / 0.00% | 3.20 | 3.20 | 3.10 | 3.10 | 3.10 | 1.48 | 7,210 |   |  			
            | 5/14/2013 | -0.20 / -6.06% | 3.30 | 3.30 | 3.10 | 3.10 | 3.10 | 1.48 | 49,040 |   |  
            | 5/13/2013 | 0.00 / 0.00% | 3.20 | 3.30 | 3.20 | 3.30 | 3.30 | 1.57 | 12,680 |   |  			
            | 5/10/2013 | 0.00 / 0.00% | 3.30 | 3.30 | 3.10 | 3.30 | 3.30 | 1.57 | 21,380 |   |  
            | 5/9/2013 | +0.10 / +3.13% | 3.20 | 3.30 | 3.10 | 3.30 | 3.30 | 1.57 | 6,290 |   |  			
            | 5/8/2013 | -0.20 / -5.88% | 3.40 | 3.40 | 3.20 | 3.20 | 3.20 | 1.52 | 7,110 |   |  
            | 5/7/2013 | +0.10 / +3.03% | 3.40 | 3.40 | 3.30 | 3.40 | 3.40 | 1.62 | 3,860 |   |  			
            | 5/6/2013 | +0.20 / +6.45% | 3.20 | 3.30 | 3.20 | 3.30 | 3.30 | 1.57 | 69,400 |   |  
            | 5/3/2013 | -0.10 / -3.13% | 3.10 | 3.20 | 3.00 | 3.10 | 3.10 | 1.48 | 3,390 |   |  			
            | 5/2/2013 | 0.00 / 0.00% | 3.00 | 3.20 | 3.00 | 3.20 | 3.20 | 1.52 | 180 |   |  
            | 4/26/2013 | -0.10 / -3.03% | 3.30 | 3.30 | 3.10 | 3.20 | 3.20 | 1.52 | 13,150 |   |  			
            | 4/25/2013 | +0.10 / +3.13% | 3.20 | 3.30 | 3.10 | 3.30 | 3.30 | 1.57 | 4,460 |   |  
            | 4/24/2013 | 0.00 / 0.00% | 3.10 | 3.20 | 3.10 | 3.20 | 3.20 | 1.52 | 22,310 |   |  			
            | 4/23/2013 | 0.00 / 0.00% | 3.10 | 3.30 | 3.10 | 3.20 | 3.20 | 1.52 | 35,830 |   |  
            | 4/22/2013 | -0.20 / -5.88% | 3.40 | 3.40 | 3.20 | 3.20 | 3.20 | 1.52 | 21,740 |   |  			
            | 4/18/2013 | -0.10 / -2.86% | 3.50 | 3.50 | 3.40 | 3.40 | 3.40 | 1.62 | 2,760 |   |  
            | 4/17/2013 | 0.00 / 0.00% | 3.50 | 3.50 | 3.30 | 3.50 | 3.50 | 1.67 | 14,650 |   |  			
            | 4/16/2013 | +0.10 / +2.94% | 3.40 | 3.50 | 3.30 | 3.50 | 3.50 | 1.67 | 34,160 |   |  
            | 4/15/2013 | -0.20 / -5.56% | 3.50 | 3.50 | 3.40 | 3.40 | 3.40 | 1.62 | 58,910 |   |  			
            | 4/12/2013 | 0.00 / 0.00% | 3.60 | 3.60 | 3.50 | 3.60 | 3.60 | 1.71 | 17,240 |   |  
            | 4/11/2013 | -0.10 / -2.70% | 3.70 | 3.70 | 3.60 | 3.60 | 3.60 | 1.71 | 11,420 |   |  |