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                    Closing price on 9/8/2010
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                    | Open | 32.90 |  
                    | High | 32.90 |  
                    | Low | 29.80 |  
                    | Volume | 2,500 |  
                    | Split-adjusted Price | 6.68 |  
                
             | 
 |  DBM Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 9/8/2010 | -3.30 / -9.97% | 32.90 | 32.90 | 29.80 | 29.80 | 31.00 | 6.68 | 2,500 |   |  
            | 9/7/2010 | +4.00 / +13.75% | 33.10 | 33.10 | 33.10 | 33.10 | 33.10 | 7.42 | 400 |   |  			
            | 9/6/2010 | -3.20 / -9.91% | 33.80 | 33.80 | 29.10 | 29.10 | 30.40 | 6.52 | 8,900 |   |  
            | 9/1/2010 | -1.90 / -6.51% | 33.00 | 33.00 | 27.30 | 27.30 | 30.30 | 6.12 | 38,000 |   |  			
            | 8/31/2010 | +1.30 / +4.66% | 29.20 | 31.50 | 29.20 | 29.20 | 30.30 | 6.54 | 2,100 |   |  
            | 8/30/2010 | -3.10 / -10.00% | 32.80 | 32.80 | 27.90 | 27.90 | 32.40 | 6.25 | 1,300 |   |  			
            | 8/27/2010 | 0.00 / 0.00% | 31.00 | 31.00 | 31.00 | 31.00 | 31.00 | 6.95 | 0 |   |  
            | 8/26/2010 | +2.10 / +7.27% | 31.00 | 31.00 | 31.00 | 31.00 | 31.00 | 6.95 | 1,000 |   |  			
            | 8/25/2010 | -0.40 / -1.37% | 26.10 | 28.90 | 26.10 | 28.90 | 28.40 | 6.48 | 600 |   |  
            | 8/24/2010 | +2.30 / +8.52% | 29.90 | 29.90 | 25.40 | 29.30 | 29.00 | 6.57 | 11,400 |   |  			
            | 8/23/2010 | -3.00 / -10.00% | 29.90 | 29.90 | 27.00 | 27.00 | 28.20 | 6.05 | 700 |   |  
            | 8/20/2010 | -3.00 / -9.65% | 33.90 | 33.90 | 28.10 | 28.10 | 31.20 | 6.30 | 3,100 |   |  			
            | 8/19/2010 | -3.40 / -9.86% | 31.10 | 32.90 | 31.10 | 31.10 | 31.20 | 6.97 | 2,200 |   |  
            | 8/18/2010 | 0.00 / 0.00% | 34.50 | 34.50 | 34.50 | 34.50 | 34.50 | 7.73 | 0 |   |  			
            | 8/17/2010 | +2.70 / +8.49% | 34.50 | 34.50 | 34.50 | 34.50 | 34.50 | 7.73 | 1,000 |   |  
            | 8/16/2010 | +1.40 / +4.61% | 32.40 | 32.40 | 28.80 | 31.80 | 31.70 | 7.13 | 16,800 |   |  			
            | 8/13/2010 | -1.60 / -5.00% | 30.40 | 30.50 | 30.40 | 30.40 | 30.43 | 6.81 | 3,400 |   |  
            | 8/12/2010 | -1.40 / -4.19% | 34.30 | 34.30 | 32.00 | 32.00 | 33.70 | 7.17 | 4,000 |   |  			
            | 8/11/2010 | -1.10 / -3.19% | 33.50 | 33.50 | 33.40 | 33.40 | 33.40 | 7.48 | 1,100 |   |  
            | 8/10/2010 | +1.60 / +4.86% | 35.80 | 35.80 | 34.50 | 34.50 | 35.60 | 7.73 | 1,200 |   |  			
            | 8/9/2010 | -3.60 / -9.86% | 32.90 | 32.90 | 32.90 | 32.90 | 32.90 | 7.37 | 2,200 |   |  
            | 8/6/2010 | 0.00 / 0.00% | 35.20 | 36.80 | 33.50 | 33.50 | 33.50 | 7.51 | 3,600 |   |  			
            | 8/5/2010 | -1.90 / -5.37% | 33.50 | 33.50 | 33.50 | 33.50 | 33.50 | 7.51 | 1,000 |   |  
            | 8/4/2010 | -1.10 / -3.01% | 35.50 | 37.90 | 35.00 | 35.40 | 36.90 | 7.93 | 41,400 |   |  			
            | 8/3/2010 | +3.50 / +10.61% | 36.90 | 36.90 | 35.90 | 36.50 | 36.70 | 8.18 | 68,400 |   |  
            | 8/2/2010 | -2.50 / -7.04% | 35.50 | 35.50 | 33.00 | 33.00 | 34.30 | 7.39 | 2,100 |   |  			
            | 7/30/2010 | -0.10 / -0.28% | 35.40 | 35.80 | 35.30 | 35.70 | 35.55 | 8.00 | 38,300 |   |  
            | 7/29/2010 | -0.10 / -0.28% | 36.40 | 36.50 | 33.50 | 35.80 | 35.20 | 8.02 | 56,700 |   |  			
            | 7/28/2010 | -0.10 / -0.28% | 37.50 | 37.50 | 32.50 | 35.90 | 36.00 | 8.04 | 71,800 |   |  
            | 7/27/2010 | +0.70 / +1.98% | 35.00 | 36.00 | 35.00 | 36.00 | 35.40 | 8.07 | 17,400 |   |  |