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            | 
                    Closing price on 2/7/2013
                 |  |  
    
        |           
                
                    | Open | 4.50 |  
                    | High | 4.50 |  
                    | Low | 4.20 |  
                    | Volume | 29,160 |  
                    | Split-adjusted Price | 1.56 |  
                
             | 
 |  TYA Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 2/7/2013 | -0.10 / -2.22% | 4.50 | 4.50 | 4.20 | 4.40 | 4.40 | 1.56 | 29,160 |   |  
            | 2/6/2013 | 0.00 / 0.00% | 4.40 | 4.50 | 4.20 | 4.50 | 4.50 | 1.60 | 6,870 |   |  			
            | 2/5/2013 | +0.20 / +4.65% | 4.30 | 4.50 | 4.30 | 4.50 | 4.50 | 1.60 | 18,480 |   |  
            | 2/4/2013 | 0.00 / 0.00% | 4.30 | 4.60 | 4.30 | 4.30 | 4.30 | 1.53 | 6,570 |   |  			
            | 2/1/2013 | -0.30 / -6.52% | 4.50 | 4.50 | 4.30 | 4.30 | 4.30 | 1.53 | 81,910 |   |  
            | 1/31/2013 | 0.00 / 0.00% | 4.40 | 4.70 | 4.40 | 4.60 | 4.60 | 1.63 | 16,840 |   |  			
            | 1/30/2013 | -0.10 / -2.13% | 4.70 | 4.80 | 4.60 | 4.60 | 4.60 | 1.63 | 16,560 |   |  
            | 1/29/2013 | -0.20 / -4.08% | 5.00 | 5.00 | 4.70 | 4.70 | 4.70 | 1.67 | 3,780 |   |  			
            | 1/28/2013 | 0.00 / 0.00% | 4.70 | 5.00 | 4.70 | 4.90 | 4.90 | 1.74 | 34,280 |   |  
            | 1/25/2013 | +0.30 / +6.52% | 4.90 | 4.90 | 4.70 | 4.90 | 4.90 | 1.74 | 271,200 |   |  			
            | 1/24/2013 | +0.30 / +6.98% | 4.60 | 4.60 | 4.60 | 4.60 | 4.60 | 1.63 | 14,330 |   |  
            | 1/23/2013 | +0.20 / +4.88% | 4.30 | 4.30 | 4.30 | 4.30 | 4.30 | 1.53 | 26,070 |   |  			
            | 1/22/2013 | +0.20 / +5.13% | 4.10 | 4.10 | 3.90 | 4.10 | 4.10 | 1.46 | 125,340 |   |  
            | 1/21/2013 | +0.20 / +5.41% | 3.90 | 3.90 | 3.90 | 3.90 | 3.90 | 1.38 | 12,230 |   |  			
            | 1/18/2013 | -0.20 / -5.13% | 3.80 | 3.80 | 3.70 | 3.70 | 3.70 | 1.31 | 260 |   |  
            | 1/17/2013 | 0.00 / 0.00% | 3.90 | 3.90 | 3.80 | 3.90 | 3.90 | 1.38 | 7,240 |   |  			
            | 1/16/2013 | +0.10 / +2.63% | 3.70 | 3.90 | 3.70 | 3.90 | 3.90 | 1.38 | 18,200 |   |  
            | 1/15/2013 | +0.10 / +2.70% | 3.50 | 3.80 | 3.50 | 3.80 | 3.80 | 1.35 | 1,420 |   |  			
            | 1/14/2013 | -0.10 / -2.63% | 3.70 | 3.70 | 3.70 | 3.70 | 3.70 | 1.31 | 2,210 |   |  
            | 1/11/2013 | +0.10 / +2.70% | 3.60 | 3.80 | 3.60 | 3.80 | 3.80 | 1.35 | 3,080 |   |  			
            | 1/10/2013 | 0.00 / 0.00% | 3.60 | 3.70 | 3.60 | 3.70 | 3.70 | 1.31 | 7,950 |   |  
            | 1/9/2013 | 0.00 / 0.00% | 3.60 | 3.70 | 3.60 | 3.70 | 3.70 | 1.31 | 14,480 |   |  			
            | 1/8/2013 | +0.10 / +2.78% | 3.60 | 3.70 | 3.60 | 3.70 | 3.70 | 1.31 | 28,490 |   |  
            | 1/7/2013 | -0.10 / -2.70% | 3.60 | 3.80 | 3.60 | 3.60 | 3.60 | 1.28 | 22,580 |   |  			
            | 1/4/2013 | +0.10 / +2.78% | 3.50 | 3.70 | 3.50 | 3.70 | 3.70 | 1.31 | 17,450 |   |  
            | 1/3/2013 | -0.10 / -2.70% | 3.70 | 3.70 | 3.60 | 3.60 | 3.60 | 1.28 | 800 |   |  			
            | 1/2/2013 | +0.10 / +2.78% | 3.60 | 3.70 | 3.50 | 3.70 | 3.70 | 1.31 | 65,070 |   |  
            | 12/28/2012 | 0.00 / 0.00% | 3.50 | 3.60 | 3.50 | 3.60 | 3.60 | 1.28 | 1,870 |   |  			
            | 12/27/2012 | +0.10 / +2.86% | 3.40 | 3.60 | 3.40 | 3.60 | 3.60 | 1.28 | 14,260 |   |  
            | 12/26/2012 | 0.00 / 0.00% | 3.40 | 3.50 | 3.40 | 3.50 | 3.50 | 1.24 | 5,650 |   |  |