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                    Closing price on 7/28/2010
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        |           
                
                    | Open | 37.50 |  
                    | High | 37.50 |  
                    | Low | 32.50 |  
                    | Volume | 71,800 |  
                    | Split-adjusted Price | 8.04 |  
                
             | 
 |  DBM Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 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 |   |  			
            | 7/26/2010 | +0.80 / +2.32% | 35.50 | 35.50 | 35.00 | 35.30 | 35.30 | 7.91 | 23,700 |   |  
            | 7/23/2010 | -0.70 / -2.08% | 34.00 | 35.40 | 33.00 | 33.00 | 33.00 | 7.39 | 49,200 |   |  			
            | 7/22/2010 | +2.70 / +8.71% | 31.90 | 33.90 | 29.70 | 33.70 | 33.00 | 7.55 | 54,000 |   |  
            | 7/21/2010 | -1.50 / -4.62% | 32.50 | 33.60 | 31.00 | 31.00 | 32.90 | 6.95 | 15,200 |   |  			
            | 7/20/2010 | -4.70 / -12.63% | 32.70 | 32.70 | 32.50 | 32.50 | 32.70 | 7.28 | 10,100 |   |  
            | 7/19/2010 | 0.00 / 0.00% | 34.00 | 39.40 | 33.50 | 37.20 | 35.90 | 8.34 | 26,200 |   |  			
            | 7/16/2010 | -2.80 / -7.00% | 37.20 | 37.20 | 37.20 | 37.20 | 37.20 | 8.34 | 15,900 |   |  
            | 7/15/2010 | -8.00 / -16.67% | 41.80 | 41.80 | 40.00 | 40.00 | 41.30 | 8.96 | 13,980 |   |  			
            | 7/14/2010 | +3.90 / +8.84% | 48.50 | 48.50 | 46.00 | 48.00 | 46.90 | 10.76 | 700 |   |  
            | 7/13/2010 | +6.10 / +16.05% | 44.10 | 44.10 | 44.10 | 44.10 | 44.10 | 9.88 | 9,638 |   |  			
            | 7/12/2010 | -2.30 / -5.71% | 43.00 | 43.80 | 38.00 | 38.00 | 43.40 | 8.51 | 38,378 |   |  
            | 7/9/2010 | +4.50 / +12.20% | 40.00 | 41.40 | 39.90 | 41.40 | 40.00 | 9.28 | 44,315 |   |  			
            | 7/8/2010 | -2.60 / -6.58% | 40.00 | 42.50 | 36.90 | 36.90 | 40.00 | 8.27 | 17,604 |   |  
            | 7/7/2010 | -3.00 / -7.06% | 44.00 | 44.00 | 38.00 | 39.50 | 41.00 | 8.85 | 59,343 |   |  			
            | 7/6/2010 | +1.80 / +4.42% | 41.80 | 42.50 | 38.00 | 42.50 | 40.00 | 9.52 | 20,400 |   |  
            | 7/5/2010 | +3.70 / +10.00% | 37.00 | 40.70 | 37.00 | 40.70 | 39.40 | 9.12 | 50,120 |   |  			
            | 7/2/2010 | +1.40 / +3.84% | 34.50 | 38.00 | 34.50 | 37.90 | 35.80 | 8.49 | 20,678 |   |  
            | 7/1/2010 | +4.50 / +14.06% | 30.40 | 36.50 | 30.40 | 36.50 | 35.80 | 8.18 | 30,100 |   |  			
            | 6/30/2010 | +2.00 / +6.67% | 32.00 | 34.60 | 31.00 | 32.00 | 33.70 | 7.17 | 26,035 |   |  
            | 6/29/2010 | +0.80 / +2.74% | 29.20 | 32.10 | 29.20 | 30.00 | 31.60 | 6.72 | 32,148 |   |  			
            | 6/28/2010 | 0.00 / 0.00% | 29.20 | 29.20 | 29.20 | 29.20 | 29.20 | 6.54 | 0 |   |  
            | 6/25/2010 | +1.50 / +5.26% | 29.00 | 30.00 | 28.70 | 30.00 | 28.70 | 6.72 | 30,580 |   |  			
            | 6/24/2010 | -3.60 / -11.21% | 30.00 | 31.00 | 28.20 | 28.50 | 28.70 | 6.39 | 64,815 |   |  
            | 6/23/2010 | +2.90 / +9.93% | 32.10 | 32.10 | 26.30 | 32.10 | 31.30 | 7.19 | 3,365 |   |  			
            | 6/22/2010 | +2.50 / +9.36% | 29.20 | 29.20 | 29.20 | 29.20 | 29.20 | 6.54 | 300 |   |  
            | 6/21/2010 | +2.40 / +9.88% | 26.70 | 26.70 | 25.00 | 26.70 | 26.70 | 5.98 | 16,830 |   |  			
            | 6/18/2010 | +1.50 / +6.52% | 23.00 | 25.30 | 23.00 | 24.50 | 23.00 | 5.49 | 72,690 |   |  
            | 6/17/2010 | +3.00 / +15.00% | 24.30 | 24.30 | 23.00 | 23.00 | 23.00 | 5.15 | 2,110 |   |  |