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                    Closing price on 12/10/2010
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                    | Open | 21.50 |  
                    | High | 22.50 |  
                    | Low | 21.50 |  
                    | Volume | 105,410 |  
                    | Split-adjusted Price | 5.75 |  
                
             | 
 |  DHA Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 12/10/2010 | +1.00 / +4.65% | 21.50 | 22.50 | 21.50 | 22.50 | 22.50 | 5.75 | 105,410 |   |  
            | 12/9/2010 | +0.10 / +0.47% | 21.40 | 21.90 | 20.60 | 21.50 | 21.50 | 5.49 | 40,820 |   |  			
            | 12/8/2010 | -1.10 / -4.89% | 21.70 | 22.00 | 21.40 | 21.40 | 21.40 | 5.47 | 68,600 |   |  
            | 12/7/2010 | -1.00 / -4.26% | 23.30 | 23.50 | 22.50 | 22.50 | 22.50 | 5.75 | 87,650 |   |  			
            | 12/6/2010 | +0.70 / +3.07% | 22.90 | 23.90 | 21.90 | 23.50 | 23.50 | 6.00 | 149,890 |   |  
            | 12/3/2010 | +1.00 / +4.59% | 22.50 | 22.80 | 22.50 | 22.80 | 22.80 | 5.82 | 130,310 |   |  			
            | 12/2/2010 | +1.00 / +4.81% | 21.20 | 21.80 | 20.50 | 21.80 | 21.80 | 5.57 | 49,050 |   |  
            | 12/1/2010 | +0.70 / +3.48% | 20.90 | 21.10 | 20.20 | 20.80 | 20.80 | 5.31 | 60,770 |   |  			
            | 11/30/2010 | +0.90 / +4.69% | 19.80 | 20.10 | 19.80 | 20.10 | 20.10 | 5.13 | 134,070 |   |  
            | 11/29/2010 | 0.00 / 0.00% | 19.20 | 19.20 | 19.00 | 19.20 | 19.20 | 4.90 | 9,300 |   |  			
            | 11/26/2010 | 0.00 / 0.00% | 19.10 | 19.20 | 19.10 | 19.20 | 19.20 | 4.90 | 9,050 |   |  
            | 11/25/2010 | -0.10 / -0.52% | 19.30 | 19.70 | 19.20 | 19.20 | 19.20 | 4.90 | 27,870 |   |  			
            | 11/24/2010 | 0.00 / 0.00% | 19.30 | 19.30 | 19.00 | 19.30 | 19.30 | 4.93 | 26,680 |   |  
            | 11/23/2010 | -0.60 / -3.02% | 19.10 | 19.50 | 19.10 | 19.30 | 19.30 | 4.93 | 12,440 |   |  			
            | 11/22/2010 | 0.00 / 0.00% | 20.00 | 20.00 | 19.10 | 19.90 | 19.90 | 4.83 | 23,980 |   |  
            | 11/19/2010 | -0.70 / -3.40% | 21.30 | 21.30 | 19.90 | 19.90 | 19.90 | 4.83 | 11,200 |   |  			
            | 11/18/2010 | +0.80 / +4.04% | 20.20 | 20.70 | 20.20 | 20.60 | 20.60 | 5.00 | 14,530 |   |  
            | 11/17/2010 | +0.10 / +0.51% | 20.00 | 20.00 | 19.80 | 19.80 | 19.80 | 4.80 | 9,890 |   |  			
            | 11/16/2010 | 0.00 / 0.00% | 19.50 | 19.70 | 19.30 | 19.70 | 19.70 | 4.78 | 28,740 |   |  
            | 11/15/2010 | -0.10 / -0.51% | 19.80 | 20.00 | 19.50 | 19.70 | 19.70 | 4.78 | 18,470 |   |  			
            | 11/12/2010 | -0.80 / -3.88% | 20.70 | 20.70 | 19.80 | 19.80 | 19.80 | 4.80 | 32,090 |   |  
            | 11/11/2010 | -0.60 / -2.83% | 21.20 | 21.20 | 20.60 | 20.60 | 20.60 | 5.00 | 30,160 |   |  			
            | 11/10/2010 | +0.20 / +0.95% | 21.00 | 21.30 | 21.00 | 21.20 | 21.20 | 5.14 | 28,790 |   |  
            | 11/9/2010 | -0.80 / -3.67% | 21.30 | 21.60 | 20.90 | 21.00 | 21.00 | 5.09 | 112,050 |   |  			
            | 11/8/2010 | -0.10 / -0.46% | 21.90 | 22.00 | 21.70 | 21.80 | 21.80 | 5.29 | 70,860 |   |  
            | 11/5/2010 | +1.00 / +4.78% | 20.90 | 21.90 | 20.90 | 21.90 | 21.90 | 5.31 | 82,570 |   |  			
            | 11/4/2010 | +0.20 / +0.97% | 20.70 | 21.10 | 20.60 | 20.90 | 20.90 | 5.07 | 38,400 |   |  
            | 11/3/2010 | -0.10 / -0.48% | 20.50 | 20.80 | 20.50 | 20.70 | 20.70 | 5.02 | 30,190 |   |  			
            | 11/2/2010 | -0.40 / -1.89% | 21.10 | 21.10 | 20.80 | 20.80 | 20.80 | 5.05 | 39,490 |   |  
            | 11/1/2010 | -0.40 / -1.85% | 21.50 | 21.70 | 21.00 | 21.20 | 21.20 | 5.14 | 20,040 |   |  |