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            | 
                    Closing price on 4/12/2012
                 |  |  
    
        |           
                
                    | Open | 3.90 |  
                    | High | 3.90 |  
                    | Low | 3.80 |  
                    | Volume | 29,110 |  
                    | Split-adjusted Price | 1.38 |  
                
             | 
 |  TYA Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 4/12/2012 | 0.00 / 0.00% | 3.90 | 3.90 | 3.80 | 3.90 | 3.90 | 1.38 | 29,110 |   |  
            | 4/11/2012 | +0.10 / +2.63% | 3.80 | 3.90 | 3.70 | 3.90 | 3.90 | 1.38 | 4,280 |   |  			
            | 4/10/2012 | -0.10 / -2.56% | 3.90 | 3.90 | 3.80 | 3.80 | 3.80 | 1.35 | 29,790 |   |  
            | 4/9/2012 | 0.00 / 0.00% | 3.90 | 3.90 | 3.80 | 3.90 | 3.90 | 1.38 | 4,210 |   |  			
            | 4/6/2012 | 0.00 / 0.00% | 3.90 | 3.90 | 3.80 | 3.90 | 3.90 | 1.38 | 22,560 |   |  
            | 4/5/2012 | +0.10 / +2.63% | 3.80 | 3.90 | 3.80 | 3.90 | 3.90 | 1.38 | 13,510 |   |  			
            | 4/4/2012 | -0.20 / -5.00% | 3.80 | 3.90 | 3.80 | 3.80 | 3.80 | 1.35 | 35,480 |   |  
            | 4/3/2012 | -0.10 / -2.44% | 4.00 | 4.00 | 3.90 | 4.00 | 4.00 | 1.42 | 42,490 |   |  			
            | 3/30/2012 | -0.10 / -2.38% | 4.20 | 4.20 | 4.00 | 4.10 | 4.10 | 1.46 | 7,730 |   |  
            | 3/29/2012 | +0.10 / +2.44% | 4.20 | 4.20 | 4.00 | 4.20 | 4.20 | 1.49 | 16,700 |   |  			
            | 3/28/2012 | +0.10 / +2.50% | 4.00 | 4.20 | 3.90 | 4.10 | 4.10 | 1.46 | 40,910 |   |  
            | 3/27/2012 | +0.10 / +2.56% | 4.00 | 4.00 | 4.00 | 4.00 | 4.00 | 1.42 | 81,870 |   |  			
            | 3/26/2012 | +0.10 / +2.63% | 3.70 | 3.90 | 3.70 | 3.90 | 3.90 | 1.38 | 44,610 |   |  
            | 3/23/2012 | +0.10 / +2.70% | 3.70 | 3.80 | 3.60 | 3.80 | 3.80 | 1.35 | 26,790 |   |  			
            | 3/22/2012 | +0.10 / +2.78% | 3.70 | 3.70 | 3.60 | 3.70 | 3.70 | 1.31 | 31,840 |   |  
            | 3/21/2012 | 0.00 / 0.00% | 3.50 | 3.70 | 3.50 | 3.60 | 3.60 | 1.28 | 22,900 |   |  			
            | 3/20/2012 | 0.00 / 0.00% | 3.70 | 3.70 | 3.50 | 3.60 | 3.60 | 1.28 | 65,740 |   |  
            | 3/19/2012 | -0.10 / -2.70% | 3.80 | 3.80 | 3.60 | 3.60 | 3.60 | 1.28 | 16,930 |   |  			
            | 3/16/2012 | +0.10 / +2.78% | 3.70 | 3.70 | 3.60 | 3.70 | 3.70 | 1.31 | 3,910 |   |  
            | 3/15/2012 | +0.10 / +2.86% | 3.40 | 3.60 | 3.40 | 3.60 | 3.60 | 1.28 | 15,960 |   |  			
            | 3/14/2012 | -0.10 / -2.78% | 3.70 | 3.70 | 3.50 | 3.50 | 3.50 | 1.24 | 10,970 |   |  
            | 3/13/2012 | -0.10 / -2.70% | 3.70 | 3.70 | 3.60 | 3.60 | 3.60 | 1.28 | 7,660 |   |  			
            | 3/12/2012 | -0.10 / -2.63% | 3.80 | 3.80 | 3.70 | 3.70 | 3.70 | 1.31 | 15,700 |   |  
            | 3/9/2012 | -0.20 / -5.00% | 3.80 | 3.80 | 3.80 | 3.80 | 3.80 | 1.35 | 30,090 |   |  			
            | 3/8/2012 | 0.00 / 0.00% | 3.80 | 4.00 | 3.80 | 4.00 | 4.00 | 1.42 | 33,430 |   |  
            | 3/7/2012 | +0.10 / +2.56% | 4.00 | 4.00 | 3.80 | 4.00 | 4.00 | 1.42 | 43,230 |   |  			
            | 3/6/2012 | +0.10 / +2.63% | 3.90 | 3.90 | 3.70 | 3.90 | 3.90 | 1.38 | 66,870 |   |  
            | 3/5/2012 | +0.10 / +2.70% | 3.70 | 3.80 | 3.70 | 3.80 | 3.80 | 1.35 | 3,310 |   |  			
            | 3/2/2012 | +0.10 / +2.78% | 3.70 | 3.70 | 3.70 | 3.70 | 3.70 | 1.31 | 35,670 |   |  
            | 3/1/2012 | 0.00 / 0.00% | 3.70 | 3.70 | 3.50 | 3.60 | 3.60 | 1.28 | 107,310 |   |  |