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                    Closing price on 7/3/2013
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        |           
                
                    | Open | 3.90 |  
                    | High | 3.90 |  
                    | Low | 3.60 |  
                    | Volume | 5,490 |  
                    | Split-adjusted Price | 1.71 |  
                
             | 
 |  BSI Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 7/3/2013 | -0.20 / -5.26% | 3.90 | 3.90 | 3.60 | 3.60 | 3.60 | 1.71 | 5,490 |   |  
            | 7/2/2013 | +0.10 / +2.70% | 3.70 | 3.80 | 3.70 | 3.80 | 3.80 | 1.81 | 41,950 |   |  			
            | 7/1/2013 | 0.00 / 0.00% | 3.70 | 3.80 | 3.60 | 3.70 | 3.70 | 1.76 | 10,160 |   |  
            | 6/28/2013 | -0.10 / -2.63% | 3.90 | 3.90 | 3.70 | 3.70 | 3.70 | 1.76 | 4,490 |   |  			
            | 6/27/2013 | +0.10 / +2.70% | 3.80 | 3.80 | 3.60 | 3.80 | 3.80 | 1.81 | 38,940 |   |  
            | 6/26/2013 | -0.10 / -2.63% | 3.80 | 3.80 | 3.60 | 3.70 | 3.70 | 1.76 | 32,590 |   |  			
            | 6/25/2013 | 0.00 / 0.00% | 3.70 | 3.80 | 3.60 | 3.80 | 3.80 | 1.81 | 84,730 |   |  
            | 6/24/2013 | 0.00 / 0.00% | 3.90 | 4.00 | 3.60 | 3.80 | 3.80 | 1.81 | 51,440 |   |  			
            | 6/21/2013 | -0.10 / -2.56% | 3.80 | 3.90 | 3.70 | 3.80 | 3.80 | 1.81 | 53,220 |   |  
            | 6/20/2013 | -0.20 / -4.88% | 4.00 | 4.00 | 3.90 | 3.90 | 3.90 | 1.86 | 51,270 |   |  			
            | 6/19/2013 | 0.00 / 0.00% | 4.10 | 4.20 | 4.00 | 4.10 | 4.10 | 1.95 | 27,480 |   |  
            | 6/18/2013 | 0.00 / 0.00% | 4.20 | 4.20 | 3.90 | 4.10 | 4.10 | 1.95 | 125,000 |   |  			
            | 6/17/2013 | 0.00 / 0.00% | 4.30 | 4.30 | 4.00 | 4.10 | 4.10 | 1.95 | 584,020 |   |  
            | 6/14/2013 | +0.20 / +5.13% | 4.10 | 4.10 | 4.10 | 4.10 | 4.10 | 1.95 | 117,390 |   |  			
            | 6/13/2013 | +0.20 / +5.41% | 3.90 | 3.90 | 3.90 | 3.90 | 3.90 | 1.86 | 115,780 |   |  
            | 6/12/2013 | +0.20 / +5.71% | 3.60 | 3.70 | 3.60 | 3.70 | 3.70 | 1.76 | 59,970 |   |  			
            | 6/11/2013 | -0.10 / -2.78% | 3.60 | 3.60 | 3.50 | 3.50 | 3.50 | 1.67 | 51,590 |   |  
            | 6/10/2013 | -0.10 / -2.70% | 3.60 | 3.70 | 3.60 | 3.60 | 3.60 | 1.71 | 72,120 |   |  			
            | 6/7/2013 | 0.00 / 0.00% | 3.70 | 3.70 | 3.60 | 3.70 | 3.70 | 1.76 | 22,650 |   |  
            | 6/6/2013 | 0.00 / 0.00% | 3.70 | 3.70 | 3.70 | 3.70 | 3.70 | 1.76 | 18,250 |   |  			
            | 6/5/2013 | +0.10 / +2.78% | 3.60 | 3.70 | 3.40 | 3.70 | 3.70 | 1.76 | 30,560 |   |  
            | 6/4/2013 | -0.20 / -5.26% | 3.80 | 3.80 | 3.60 | 3.60 | 3.60 | 1.71 | 31,680 |   |  			
            | 6/3/2013 | 0.00 / 0.00% | 3.80 | 3.80 | 3.60 | 3.80 | 3.80 | 1.81 | 33,760 |   |  
            | 5/31/2013 | -0.10 / -2.56% | 3.80 | 3.90 | 3.70 | 3.80 | 3.80 | 1.81 | 63,520 |   |  			
            | 5/30/2013 | 0.00 / 0.00% | 3.80 | 3.90 | 3.80 | 3.90 | 3.90 | 1.86 | 29,780 |   |  
            | 5/29/2013 | +0.20 / +5.41% | 3.80 | 3.90 | 3.80 | 3.90 | 3.90 | 1.86 | 102,500 |   |  			
            | 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 |   |  |