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            | 
                    Closing price on 7/6/2007
                 |  |  
    
        |           
                
                    | Open | 125.00 |  
                    | High | 125.00 |  
                    | Low | 124.00 |  
                    | Volume | 27,860 |  
                    | Split-adjusted Price | 4.19 |  
                
             | 
 |  DRC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 7/6/2007 | 0.00 / 0.00% | 125.00 | 125.00 | 124.00 | 125.00 | 125.00 | 4.19 | 27,860 |   |  
            | 7/5/2007 | -4.00 / -3.10% | 129.00 | 129.00 | 125.00 | 125.00 | 125.00 | 4.19 | 9,250 |   |  			
            | 7/4/2007 | +6.00 / +4.88% | 123.00 | 129.00 | 123.00 | 129.00 | 129.00 | 4.33 | 44,440 |   |  
            | 7/3/2007 | -3.00 / -2.38% | 123.00 | 123.00 | 121.00 | 123.00 | 123.00 | 4.13 | 18,610 |   |  			
            | 7/2/2007 | -4.00 / -3.08% | 130.00 | 130.00 | 126.00 | 126.00 | 126.00 | 4.23 | 19,910 |   |  
            | 6/29/2007 | -1.00 / -0.76% | 130.00 | 130.00 | 130.00 | 130.00 | 130.00 | 4.36 | 19,200 |   |  			
            | 6/28/2007 | -1.00 / -0.76% | 132.00 | 132.00 | 131.00 | 131.00 | 131.00 | 4.40 | 9,910 |   |  
            | 6/27/2007 | -2.00 / -1.49% | 134.00 | 134.00 | 132.00 | 132.00 | 132.00 | 4.43 | 22,820 |   |  			
            | 6/26/2007 | +3.00 / +2.29% | 134.00 | 135.00 | 134.00 | 134.00 | 134.00 | 4.50 | 62,270 |   |  
            | 6/25/2007 | +1.00 / +0.77% | 130.00 | 132.00 | 130.00 | 131.00 | 131.00 | 4.40 | 28,670 |   |  			
            | 6/22/2007 | -2.00 / -1.52% | 130.00 | 130.00 | 129.00 | 130.00 | 130.00 | 4.36 | 13,190 |   |  
            | 6/21/2007 | -2.00 / -1.49% | 134.00 | 134.00 | 132.00 | 132.00 | 132.00 | 4.43 | 37,820 |   |  			
            | 6/20/2007 | +2.00 / +1.52% | 132.00 | 135.00 | 131.00 | 134.00 | 134.00 | 4.50 | 75,180 |   |  
            | 6/19/2007 | +1.00 / +0.76% | 132.00 | 133.00 | 132.00 | 132.00 | 132.00 | 4.43 | 76,970 |   |  			
            | 6/18/2007 | +1.00 / +0.77% | 131.00 | 131.00 | 131.00 | 131.00 | 131.00 | 4.40 | 25,830 |   |  
            | 6/15/2007 | -1.00 / -0.76% | 131.00 | 132.00 | 130.00 | 130.00 | 130.00 | 4.36 | 14,780 |   |  			
            | 6/14/2007 | 0.00 / 0.00% | 131.00 | 132.00 | 131.00 | 131.00 | 131.00 | 4.40 | 28,570 |   |  
            | 6/13/2007 | 0.00 / 0.00% | 131.00 | 131.00 | 131.00 | 131.00 | 131.00 | 4.40 | 22,300 |   |  			
            | 6/12/2007 | -2.00 / -1.50% | 131.00 | 131.00 | 131.00 | 131.00 | 131.00 | 4.40 | 19,330 |   |  
            | 6/11/2007 | 0.00 / 0.00% | 133.00 | 133.00 | 130.00 | 133.00 | 133.00 | 4.46 | 30,230 |   |  			
            | 6/8/2007 | -2.00 / -1.48% | 135.00 | 135.00 | 133.00 | 133.00 | 133.00 | 4.46 | 43,430 |   |  
            | 6/7/2007 | +5.00 / +3.85% | 130.00 | 136.00 | 130.00 | 135.00 | 135.00 | 4.53 | 72,360 |   |  			
            | 6/6/2007 | -2.00 / -1.52% | 130.00 | 130.00 | 126.00 | 130.00 | 130.00 | 4.36 | 22,180 |   |  
            | 6/5/2007 | -1.00 / -0.75% | 132.00 | 132.00 | 132.00 | 132.00 | 132.00 | 4.43 | 21,930 |   |  			
            | 6/4/2007 | 0.00 / 0.00% | 133.00 | 133.00 | 133.00 | 133.00 | 133.00 | 4.46 | 16,010 |   |  
            | 6/1/2007 | -1.00 / -0.75% | 134.00 | 134.00 | 133.00 | 133.00 | 133.00 | 4.46 | 23,510 |   |  			
            | 5/31/2007 | -1.00 / -0.74% | 134.00 | 135.00 | 134.00 | 134.00 | 134.00 | 4.50 | 24,150 |   |  
            | 5/30/2007 | +2.00 / +1.50% | 133.00 | 135.00 | 133.00 | 135.00 | 135.00 | 4.53 | 29,140 |   |  			
            | 5/29/2007 | -2.00 / -1.48% | 133.00 | 134.00 | 133.00 | 133.00 | 133.00 | 4.46 | 17,880 |   |  
            | 5/28/2007 | -2.00 / -1.46% | 135.00 | 137.00 | 135.00 | 135.00 | 135.00 | 4.53 | 26,680 |   |  |