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            | 
                    Closing price on 6/23/2010
                 |  |  
    
        |           
                
                    | Open | 8.20 |  
                    | High | 8.60 |  
                    | Low | 8.20 |  
                    | Volume | 11,670 |  
                    | Split-adjusted Price | 3.02 |  
                
             | 
 |  TYA Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 6/23/2010 | +0.20 / +2.41% | 8.20 | 8.60 | 8.20 | 8.50 | 8.50 | 3.02 | 11,670 |   |  
            | 6/22/2010 | -0.20 / -2.35% | 8.50 | 8.50 | 8.30 | 8.30 | 8.30 | 2.95 | 27,720 |   |  			
            | 6/21/2010 | +0.10 / +1.19% | 8.30 | 8.60 | 8.20 | 8.50 | 8.50 | 3.02 | 57,830 |   |  
            | 6/18/2010 | 0.00 / 0.00% | 8.40 | 8.40 | 8.40 | 8.40 | 8.40 | 2.98 | 9,360 |   |  			
            | 6/17/2010 | -0.20 / -2.33% | 8.60 | 8.60 | 8.40 | 8.40 | 8.40 | 2.98 | 5,840 |   |  
            | 6/16/2010 | +0.30 / +3.61% | 8.40 | 8.70 | 8.30 | 8.60 | 8.60 | 3.05 | 59,990 |   |  			
            | 6/15/2010 | -0.10 / -1.19% | 8.20 | 8.40 | 8.20 | 8.30 | 8.30 | 2.95 | 8,920 |   |  
            | 6/14/2010 | +0.20 / +2.44% | 8.20 | 8.40 | 8.20 | 8.40 | 8.40 | 2.98 | 17,260 |   |  			
            | 6/11/2010 | -0.10 / -1.20% | 8.40 | 8.50 | 8.20 | 8.20 | 8.20 | 2.91 | 22,050 |   |  
            | 6/10/2010 | 0.00 / 0.00% | 8.40 | 8.40 | 8.10 | 8.30 | 8.30 | 2.95 | 2,000 |   |  			
            | 6/9/2010 | -0.10 / -1.19% | 8.30 | 8.50 | 8.20 | 8.30 | 8.30 | 2.95 | 29,890 |   |  
            | 6/8/2010 | +0.20 / +2.44% | 8.10 | 8.40 | 8.10 | 8.40 | 8.40 | 2.98 | 26,050 |   |  			
            | 6/7/2010 | -0.20 / -2.38% | 8.10 | 8.40 | 8.00 | 8.20 | 8.20 | 2.91 | 14,760 |   |  
            | 6/4/2010 | +0.10 / +1.20% | 8.60 | 8.60 | 8.30 | 8.40 | 8.40 | 2.98 | 16,880 |   |  			
            | 6/3/2010 | 0.00 / 0.00% | 8.40 | 8.40 | 8.30 | 8.30 | 8.30 | 2.95 | 24,970 |   |  
            | 6/2/2010 | -0.10 / -1.19% | 8.20 | 8.60 | 8.20 | 8.30 | 8.30 | 2.95 | 22,140 |   |  			
            | 6/1/2010 | -0.20 / -2.33% | 8.40 | 8.60 | 8.40 | 8.40 | 8.40 | 2.98 | 17,240 |   |  
            | 5/31/2010 | -0.40 / -4.44% | 8.80 | 8.80 | 8.60 | 8.60 | 8.60 | 3.05 | 20,800 |   |  			
            | 5/28/2010 | +0.20 / +2.27% | 9.10 | 9.10 | 8.80 | 9.00 | 9.00 | 3.20 | 31,210 |   |  
            | 5/27/2010 | +0.40 / +4.76% | 8.60 | 8.80 | 8.50 | 8.80 | 8.80 | 3.12 | 77,490 |   |  			
            | 5/26/2010 | +0.40 / +5.00% | 8.30 | 8.40 | 8.20 | 8.40 | 8.40 | 2.98 | 32,220 |   |  
            | 5/25/2010 | 0.00 / 0.00% | 8.00 | 8.10 | 8.00 | 8.00 | 8.00 | 2.84 | 23,730 |   |  			
            | 5/24/2010 | +0.20 / +2.56% | 7.80 | 8.10 | 7.80 | 8.00 | 8.00 | 2.84 | 12,990 |   |  
            | 5/21/2010 | -0.40 / -4.88% | 7.80 | 8.00 | 7.80 | 7.80 | 7.80 | 2.77 | 65,410 |   |  			
            | 5/20/2010 | -0.10 / -1.20% | 8.00 | 8.50 | 7.90 | 8.20 | 8.20 | 2.91 | 27,820 |   |  
            | 5/19/2010 | -0.40 / -4.60% | 8.30 | 8.50 | 8.30 | 8.30 | 8.30 | 2.95 | 45,380 |   |  			
            | 5/18/2010 | +0.30 / +3.57% | 8.40 | 8.70 | 8.30 | 8.70 | 8.70 | 3.09 | 20,650 |   |  
            | 5/17/2010 | -0.40 / -4.55% | 8.80 | 8.80 | 8.40 | 8.40 | 8.40 | 2.98 | 77,300 |   |  			
            | 5/14/2010 | -0.30 / -3.30% | 8.90 | 9.00 | 8.70 | 8.80 | 8.80 | 3.12 | 80,500 |   |  
            | 5/13/2010 | -0.10 / -1.09% | 9.20 | 9.50 | 9.00 | 9.10 | 9.10 | 3.23 | 42,960 |   |  |