| 
    
        
            | 
                    Closing price on 4/10/2012
                 |  |  
    
        |           
                
                    | Open | 4.50 |  
                    | High | 4.60 |  
                    | Low | 4.50 |  
                    | Volume | 13,300 |  
                    | Split-adjusted Price | 4.08 |  
                
             | 
 |  BLF Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 4/10/2012 | 0.00 / 0.00% | 4.50 | 4.60 | 4.50 | 4.50 | 4.50 | 4.08 | 13,300 |   |  
            | 4/9/2012 | +0.20 / +4.65% | 4.30 | 4.50 | 4.30 | 4.50 | 4.34 | 4.08 | 40,400 |   |  			
            | 4/6/2012 | +0.10 / +2.38% | 4.10 | 4.30 | 4.00 | 4.30 | 4.17 | 3.90 | 16,200 |   |  
            | 4/5/2012 | +0.10 / +2.44% | 4.00 | 4.20 | 4.00 | 4.20 | 4.04 | 3.81 | 14,000 |   |  			
            | 4/4/2012 | -0.20 / -4.65% | 4.10 | 4.20 | 4.10 | 4.10 | 4.10 | 3.72 | 27,200 |   |  
            | 4/3/2012 | +0.10 / +2.38% | 4.20 | 4.30 | 4.00 | 4.30 | 4.15 | 3.90 | 16,200 |   |  			
            | 3/30/2012 | 0.00 / 0.00% | 4.00 | 4.20 | 4.00 | 4.20 | 4.03 | 3.81 | 29,500 |   |  
            | 3/29/2012 | -0.30 / -6.67% | 4.50 | 4.50 | 4.20 | 4.20 | 4.23 | 3.81 | 7,000 |   |  			
            | 3/28/2012 | +0.20 / +4.65% | 4.30 | 4.50 | 4.20 | 4.50 | 4.34 | 4.08 | 40,100 |   |  
            | 3/27/2012 | -0.30 / -6.52% | 4.70 | 4.70 | 4.30 | 4.30 | 4.54 | 3.90 | 38,700 |   |  			
            | 3/26/2012 | +0.30 / +6.98% | 4.60 | 4.60 | 4.40 | 4.60 | 4.56 | 4.17 | 127,700 |   |  
            | 3/23/2012 | +0.20 / +4.88% | 4.30 | 4.30 | 4.30 | 4.30 | 4.30 | 3.90 | 23,800 |   |  			
            | 3/22/2012 | +0.20 / +5.13% | 4.10 | 4.10 | 4.00 | 4.10 | 4.10 | 3.72 | 79,500 |   |  
            | 3/21/2012 | +0.20 / +5.41% | 3.90 | 3.90 | 3.70 | 3.90 | 3.90 | 3.54 | 32,700 |   |  			
            | 3/20/2012 | +0.20 / +5.71% | 3.40 | 3.70 | 3.40 | 3.70 | 3.67 | 3.36 | 66,400 |   |  
            | 3/19/2012 | -0.10 / -2.78% | 3.70 | 3.80 | 3.50 | 3.50 | 3.53 | 3.17 | 8,800 |   |  			
            | 3/16/2012 | +0.10 / +2.86% | 3.50 | 3.60 | 3.40 | 3.60 | 3.57 | 3.27 | 26,900 |   |  
            | 3/15/2012 | +0.20 / +6.06% | 3.40 | 3.60 | 3.40 | 3.50 | 3.43 | 3.17 | 25,800 |   |  			
            | 3/14/2012 | -0.10 / -2.94% | 3.50 | 3.50 | 3.30 | 3.30 | 3.38 | 2.99 | 8,200 |   |  
            | 3/13/2012 | +0.10 / +3.03% | 3.40 | 3.50 | 3.40 | 3.40 | 3.40 | 3.08 | 13,700 |   |  			
            | 3/12/2012 | -0.20 / -5.71% | 3.50 | 3.50 | 3.30 | 3.30 | 3.33 | 2.99 | 35,100 |   |  
            | 3/9/2012 | -0.20 / -5.41% | 3.70 | 3.70 | 3.50 | 3.50 | 3.52 | 3.17 | 45,900 |   |  			
            | 3/8/2012 | -0.30 / -7.50% | 3.70 | 3.80 | 3.70 | 3.70 | 3.70 | 3.36 | 34,400 |   |  
            | 3/7/2012 | 0.00 / 0.00% | 4.00 | 4.00 | 3.80 | 4.00 | 3.88 | 3.63 | 18,400 |   |  			
            | 3/6/2012 | +0.20 / +5.26% | 4.00 | 4.00 | 3.90 | 4.00 | 3.98 | 3.63 | 126,100 |   |  
            | 3/5/2012 | +0.20 / +5.56% | 3.80 | 3.80 | 3.80 | 3.80 | 3.80 | 3.45 | 7,000 |   |  			
            | 3/2/2012 | +0.10 / +2.86% | 3.40 | 3.60 | 3.40 | 3.60 | 3.59 | 3.27 | 40,000 |   |  
            | 3/1/2012 | +0.20 / +6.06% | 3.40 | 3.50 | 3.30 | 3.50 | 3.37 | 3.17 | 33,300 |   |  			
            | 2/29/2012 | -0.10 / -2.94% | 3.40 | 3.40 | 3.30 | 3.30 | 3.38 | 2.99 | 33,000 |   |  
            | 2/28/2012 | -0.10 / -2.86% | 3.50 | 3.50 | 3.40 | 3.40 | 3.43 | 3.08 | 45,200 |   |  |