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                    Closing price on 4/4/2007
                 |  |  
    
        |           
                
                    | Open | 77.00 |  
                    | High | 80.00 |  
                    | Low | 77.00 |  
                    | Volume | 36,910 |  
                    | Split-adjusted Price | 7.30 |  
                
             | 
 |  DHA Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 4/4/2007 | +2.00 / +2.60% | 77.00 | 80.00 | 77.00 | 79.00 | 79.00 | 7.30 | 36,910 |   |  
            | 4/3/2007 | -1.00 / -1.28% | 77.00 | 77.00 | 75.50 | 77.00 | 77.00 | 7.11 | 19,470 |   |  			
            | 4/2/2007 | -4.00 / -4.88% | 78.00 | 80.00 | 78.00 | 78.00 | 78.00 | 7.21 | 44,310 |   |  
            | 3/30/2007 | -1.00 / -1.20% | 83.00 | 85.00 | 82.00 | 82.00 | 82.00 | 7.58 | 89,920 |   |  			
            | 3/29/2007 | +3.50 / +4.40% | 82.00 | 83.00 | 82.00 | 83.00 | 83.00 | 7.67 | 98,270 |   |  
            | 3/28/2007 | +3.50 / +4.61% | 76.00 | 79.50 | 76.00 | 79.50 | 79.50 | 7.34 | 100,510 |   |  			
            | 3/27/2007 | -4.00 / -5.00% | 76.00 | 76.00 | 76.00 | 76.00 | 76.00 | 7.02 | 176,270 |   |  
            | 3/26/2007 | -4.00 / -4.76% | 80.00 | 80.00 | 80.00 | 80.00 | 80.00 | 7.39 | 111,290 |   |  			
            | 3/23/2007 | 0.00 / 0.00% | 84.00 | 84.00 | 84.00 | 84.00 | 84.00 | 7.76 | 61,660 |   |  
            | 3/22/2007 | -4.00 / -4.55% | 86.00 | 86.00 | 84.00 | 84.00 | 84.00 | 7.76 | 90,910 |   |  			
            | 3/21/2007 | -2.50 / -2.76% | 90.50 | 90.50 | 88.00 | 88.00 | 88.00 | 8.13 | 43,010 |   |  
            | 3/20/2007 | -4.50 / -4.74% | 90.50 | 90.50 | 90.50 | 90.50 | 90.50 | 8.36 | 100,220 |   |  			
            | 3/19/2007 | 0.00 / 0.00% | 95.00 | 95.00 | 95.00 | 95.00 | 95.00 | 8.78 | 123,720 |   |  
            | 3/16/2007 | +4.50 / +4.97% | 94.00 | 95.00 | 94.00 | 95.00 | 95.00 | 8.78 | 85,770 |   |  			
            | 3/15/2007 | -4.50 / -4.74% | 90.50 | 90.50 | 90.50 | 90.50 | 90.50 | 8.36 | 131,740 |   |  
            | 3/14/2007 | -5.00 / -5.00% | 100.00 | 100.00 | 95.00 | 95.00 | 95.00 | 8.78 | 213,040 |   |  			
            | 3/13/2007 | +4.50 / +4.71% | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 9.24 | 210,920 |   |  
            | 3/12/2007 | +4.50 / +4.95% | 95.50 | 95.50 | 95.50 | 95.50 | 95.50 | 8.82 | 42,170 |   |  			
            | 3/9/2007 | +4.00 / +4.60% | 91.00 | 91.00 | 91.00 | 91.00 | 91.00 | 8.41 | 212,080 |   |  
            | 3/8/2007 | +4.00 / +4.82% | 87.00 | 87.00 | 87.00 | 87.00 | 87.00 | 8.04 | 257,730 |   |  			
            | 3/7/2007 | -1.00 / -1.19% | 84.00 | 85.00 | 83.00 | 83.00 | 83.00 | 7.67 | 85,590 |   |  
            | 3/6/2007 | +2.50 / +3.07% | 84.00 | 85.50 | 84.00 | 84.00 | 84.00 | 7.76 | 139,270 |   |  			
            | 3/5/2007 | +3.50 / +4.49% | 81.00 | 81.50 | 81.00 | 81.50 | 81.50 | 7.53 | 139,630 |   |  
            | 3/2/2007 | +2.00 / +2.63% | 78.00 | 79.00 | 78.00 | 78.00 | 78.00 | 7.21 | 75,670 |   |  			
            | 3/1/2007 | -3.00 / -3.80% | 78.00 | 78.00 | 76.00 | 76.00 | 76.00 | 7.02 | 69,480 |   |  
            | 2/28/2007 | -4.00 / -4.82% | 83.00 | 83.00 | 79.00 | 79.00 | 79.00 | 7.30 | 46,130 |   |  			
            | 2/27/2007 | +3.50 / +4.40% | 83.00 | 83.00 | 83.00 | 83.00 | 83.00 | 7.67 | 77,830 |   |  
            | 2/26/2007 | +3.50 / +4.61% | 79.50 | 79.50 | 79.50 | 79.50 | 79.50 | 7.34 | 73,720 |   |  			
            | 2/15/2007 | -2.00 / -2.56% | 78.00 | 78.00 | 74.50 | 76.00 | 76.00 | 7.02 | 51,640 |   |  
            | 2/14/2007 | +3.50 / +4.70% | 78.00 | 78.00 | 78.00 | 78.00 | 78.00 | 7.21 | 109,980 |   |  |