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                    Closing price on 6/27/2012
                 |  |  
    
        |           
                
                    | Open | 17.00 |  
                    | High | 17.10 |  
                    | Low | 17.00 |  
                    | Volume | 4,700 |  
                    | Split-adjusted Price | 1.98 |  
                
             | 
 |  DBT Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 6/27/2012 | +0.30 / +1.79% | 17.00 | 17.10 | 17.00 | 17.10 | 17.04 | 1.98 | 4,700 |   |  
            | 6/26/2012 | 0.00 / 0.00% | 16.80 | 16.80 | 16.80 | 16.80 | 16.80 | 1.94 | 0 |   |  			
            | 6/25/2012 | 0.00 / 0.00% | 16.80 | 16.80 | 16.80 | 16.80 | 16.80 | 1.94 | 0 |   |  
            | 6/22/2012 | 0.00 / 0.00% | 16.80 | 16.80 | 16.80 | 16.80 | 16.80 | 1.94 | 0 |   |  			
            | 6/21/2012 | 0.00 / 0.00% | 16.80 | 16.80 | 16.80 | 16.80 | 16.80 | 1.94 | 3,700 |   |  
            | 6/20/2012 | 0.00 / 0.00% | 16.80 | 16.80 | 16.80 | 16.80 | 16.80 | 1.94 | 0 |   |  			
            | 6/19/2012 | 0.00 / 0.00% | 16.80 | 16.80 | 16.80 | 16.80 | 16.80 | 1.94 | 1,200 |   |  
            | 6/18/2012 | 0.00 / 0.00% | 16.80 | 17.00 | 16.80 | 16.80 | 16.89 | 1.94 | 13,600 |   |  			
            | 6/15/2012 | 0.00 / 0.00% | 16.80 | 16.80 | 16.80 | 16.80 | 16.80 | 1.94 | 0 |   |  
            | 6/14/2012 | 0.00 / 0.00% | 16.80 | 16.80 | 16.80 | 16.80 | 16.80 | 1.94 | 0 |   |  			
            | 6/13/2012 | 0.00 / 0.00% | 16.80 | 16.80 | 16.80 | 16.80 | 16.80 | 1.94 | 0 |   |  
            | 6/12/2012 | 0.00 / 0.00% | 16.80 | 16.80 | 16.80 | 16.80 | 16.80 | 1.94 | 0 |   |  			
            | 6/11/2012 | 0.00 / 0.00% | 16.80 | 16.80 | 16.80 | 16.80 | 16.80 | 1.94 | 0 |   |  
            | 6/8/2012 | +0.30 / +1.82% | 16.80 | 17.00 | 16.80 | 16.80 | 16.81 | 1.94 | 10,500 |   |  			
            | 6/7/2012 | 0.00 / 0.00% | 16.50 | 16.50 | 16.50 | 16.50 | 16.50 | 1.91 | 0 |   |  
            | 6/6/2012 | 0.00 / 0.00% | 16.50 | 16.50 | 16.50 | 16.50 | 16.50 | 1.91 | 500 |   |  			
            | 6/5/2012 | 0.00 / 0.00% | 16.50 | 16.50 | 16.50 | 16.50 | 16.50 | 1.91 | 1,000 |   |  
            | 6/4/2012 | 0.00 / 0.00% | 16.50 | 16.50 | 16.50 | 16.50 | 16.50 | 1.91 | 2,300 |   |  			
            | 6/1/2012 | +0.50 / +3.13% | 16.50 | 16.50 | 16.50 | 16.50 | 16.50 | 1.91 | 1,000 |   |  
            | 5/31/2012 | 0.00 / 0.00% | 16.00 | 16.00 | 16.00 | 16.00 | 16.00 | 1.85 | 0 |   |  			
            | 5/30/2012 | 0.00 / 0.00% | 16.00 | 16.00 | 16.00 | 16.00 | 16.00 | 1.85 | 0 |   |  
            | 5/29/2012 | 0.00 / 0.00% | 16.00 | 16.00 | 16.00 | 16.00 | 16.00 | 1.85 | 0 |   |  			
            | 5/28/2012 | 0.00 / 0.00% | 16.00 | 16.00 | 16.00 | 16.00 | 16.00 | 1.85 | 0 |   |  
            | 5/25/2012 | -0.70 / -4.19% | 16.70 | 16.70 | 16.00 | 16.00 | 16.33 | 1.85 | 3,200 |   |  			
            | 5/24/2012 | -0.30 / -1.76% | 16.70 | 16.70 | 16.70 | 16.70 | 16.70 | 1.93 | 100 |   |  
            | 5/23/2012 | 0.00 / 0.00% | 17.00 | 17.00 | 17.00 | 17.00 | 17.00 | 1.97 | 6,300 |   |  			
            | 5/22/2012 | +0.60 / +3.66% | 17.00 | 17.00 | 17.00 | 17.00 | 17.00 | 1.97 | 3,500 |   |  
            | 5/21/2012 | 0.00 / 0.00% | 16.40 | 16.40 | 16.40 | 16.40 | 16.40 | 1.90 | 0 |   |  			
            | 5/18/2012 | 0.00 / 0.00% | 16.40 | 16.40 | 16.40 | 16.40 | 16.40 | 1.90 | 0 |   |  
            | 5/17/2012 | 0.00 / 0.00% | 16.40 | 16.40 | 16.40 | 16.40 | 16.40 | 1.90 | 0 |   |  |