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                    Closing price on 4/14/2011
                 |  |  
    
        |           
                
                    | Open | 6.70 |  
                    | High | 6.80 |  
                    | Low | 6.60 |  
                    | Volume | 11,600 |  
                    | Split-adjusted Price | 5.99 |  
                
             | 
 |  BLF Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 4/14/2011 | -0.20 / -2.94% | 6.70 | 6.80 | 6.60 | 6.60 | 6.67 | 5.99 | 11,600 |   |  
            | 4/13/2011 | -0.20 / -2.86% | 6.80 | 6.90 | 6.70 | 6.80 | 6.78 | 6.17 | 10,600 |   |  			
            | 4/8/2011 | -0.10 / -1.41% | 7.00 | 7.00 | 6.90 | 7.00 | 7.00 | 6.35 | 4,400 |   |  
            | 4/7/2011 | -0.10 / -1.39% | 7.20 | 7.20 | 7.10 | 7.10 | 7.13 | 6.44 | 9,700 |   |  			
            | 4/6/2011 | +0.20 / +2.86% | 7.00 | 7.20 | 7.00 | 7.20 | 7.18 | 6.53 | 12,500 |   |  
            | 4/5/2011 | -0.20 / -2.78% | 7.10 | 7.20 | 7.00 | 7.00 | 7.07 | 6.35 | 10,100 |   |  			
            | 4/4/2011 | 0.00 / 0.00% | 7.20 | 7.20 | 6.80 | 7.20 | 7.07 | 6.53 | 600 |   |  
            | 4/1/2011 | +0.10 / +1.41% | 7.00 | 7.20 | 6.90 | 7.20 | 7.00 | 6.53 | 9,800 |   |  			
            | 3/31/2011 | -0.30 / -4.05% | 7.30 | 7.30 | 7.10 | 7.10 | 7.22 | 6.44 | 9,000 |   |  
            | 3/30/2011 | 0.00 / 0.00% | 7.10 | 7.40 | 7.10 | 7.40 | 7.21 | 6.71 | 4,100 |   |  			
            | 3/29/2011 | -0.10 / -1.33% | 7.50 | 7.50 | 7.30 | 7.40 | 7.44 | 6.71 | 6,400 |   |  
            | 3/28/2011 | +0.50 / +7.14% | 7.40 | 7.50 | 7.20 | 7.50 | 7.46 | 6.80 | 20,900 |   |  			
            | 3/25/2011 | -0.20 / -2.78% | 7.10 | 7.20 | 7.00 | 7.00 | 7.06 | 6.35 | 13,300 |   |  
            | 3/24/2011 | -0.20 / -2.70% | 7.30 | 7.30 | 7.20 | 7.20 | 7.24 | 6.53 | 13,900 |   |  			
            | 3/23/2011 | 0.00 / 0.00% | 7.40 | 7.40 | 7.20 | 7.40 | 7.32 | 6.71 | 5,400 |   |  
            | 3/22/2011 | -0.20 / -2.63% | 7.60 | 7.60 | 7.40 | 7.40 | 7.47 | 6.71 | 8,500 |   |  			
            | 3/21/2011 | 0.00 / 0.00% | 7.60 | 7.80 | 7.50 | 7.60 | 7.59 | 6.89 | 4,700 |   |  
            | 3/18/2011 | +0.30 / +4.11% | 7.30 | 7.60 | 7.30 | 7.60 | 7.52 | 6.89 | 22,700 |   |  			
            | 3/17/2011 | +0.20 / +2.82% | 7.20 | 7.30 | 7.00 | 7.30 | 7.19 | 6.62 | 31,000 |   |  
            | 3/16/2011 | -0.10 / -1.39% | 7.50 | 7.50 | 6.90 | 7.10 | 7.09 | 6.44 | 6,300 |   |  			
            | 3/15/2011 | -0.20 / -2.70% | 7.30 | 7.40 | 7.20 | 7.20 | 7.32 | 6.53 | 4,500 |   |  
            | 3/14/2011 | -0.50 / -6.33% | 8.00 | 8.00 | 7.40 | 7.40 | 7.50 | 6.71 | 3,200 |   |  			
            | 3/11/2011 | +0.40 / +5.33% | 7.60 | 7.90 | 7.60 | 7.90 | 7.81 | 7.17 | 42,800 |   |  
            | 3/10/2011 | +0.40 / +5.63% | 7.20 | 7.50 | 7.20 | 7.50 | 7.44 | 6.80 | 11,700 |   |  			
            | 3/9/2011 | -0.40 / -5.33% | 7.20 | 7.40 | 7.00 | 7.10 | 7.13 | 6.44 | 13,900 |   |  
            | 3/8/2011 | 0.00 / 0.00% | 7.40 | 7.50 | 7.40 | 7.50 | 7.41 | 6.80 | 16,300 |   |  			
            | 3/7/2011 | +0.10 / +1.35% | 7.40 | 7.50 | 7.40 | 7.50 | 7.43 | 6.80 | 3,200 |   |  
            | 3/4/2011 | -0.10 / -1.33% | 7.40 | 7.40 | 7.40 | 7.40 | 7.40 | 6.71 | 6,400 |   |  			
            | 3/3/2011 | +0.20 / +2.74% | 7.70 | 7.70 | 7.20 | 7.50 | 7.40 | 6.80 | 5,500 |   |  
            | 3/2/2011 | -0.30 / -3.95% | 7.70 | 7.70 | 7.30 | 7.30 | 7.43 | 6.62 | 5,300 |   |  |