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            | 
                    Closing price on 4/13/2010
                 |  |  
    
        |           
                
                    | Open | 118.00 |  
                    | High | 118.00 |  
                    | Low | 116.00 |  
                    | Volume | 138,470 |  
                    | Split-adjusted Price | 5.29 |  
                
             | 
 |  DRC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 4/13/2010 | -2.00 / -1.69% | 118.00 | 118.00 | 116.00 | 116.00 | 116.00 | 5.29 | 138,470 |   |  
            | 4/12/2010 | -1.00 / -0.84% | 118.00 | 118.00 | 118.00 | 118.00 | 118.00 | 5.38 | 206,950 |   |  			
            | 4/9/2010 | -1.00 / -0.83% | 120.00 | 120.00 | 118.00 | 119.00 | 119.00 | 5.43 | 131,990 |   |  
            | 4/8/2010 | +1.00 / +0.84% | 120.00 | 120.00 | 118.00 | 120.00 | 120.00 | 5.47 | 137,200 |   |  			
            | 4/7/2010 | -2.00 / -1.65% | 120.00 | 121.00 | 118.00 | 119.00 | 119.00 | 5.43 | 242,730 |   |  
            | 4/6/2010 | -3.00 / -2.42% | 124.00 | 124.00 | 120.00 | 121.00 | 121.00 | 5.52 | 180,070 |   |  			
            | 4/5/2010 | +1.00 / +0.81% | 124.00 | 125.00 | 123.00 | 124.00 | 124.00 | 5.66 | 63,220 |   |  
            | 4/2/2010 | +3.00 / +2.50% | 121.00 | 126.00 | 120.00 | 123.00 | 123.00 | 5.61 | 130,930 |   |  			
            | 4/1/2010 | +2.00 / +1.69% | 118.00 | 120.00 | 117.00 | 120.00 | 120.00 | 5.47 | 124,310 |   |  
            | 3/31/2010 | -2.00 / -1.67% | 121.00 | 121.00 | 118.00 | 118.00 | 118.00 | 5.38 | 110,960 |   |  			
            | 3/30/2010 | -1.00 / -0.83% | 121.00 | 122.00 | 120.00 | 120.00 | 120.00 | 5.47 | 112,580 |   |  
            | 3/29/2010 | 0.00 / 0.00% | 124.00 | 124.00 | 121.00 | 121.00 | 121.00 | 5.52 | 124,160 |   |  			
            | 3/26/2010 | 0.00 / 0.00% | 122.00 | 122.00 | 120.00 | 121.00 | 121.00 | 5.52 | 160,320 |   |  
            | 3/25/2010 | -4.00 / -3.20% | 122.00 | 124.00 | 120.00 | 121.00 | 121.00 | 5.52 | 177,740 |   |  			
            | 3/24/2010 | +2.00 / +1.63% | 124.00 | 125.00 | 121.00 | 125.00 | 125.00 | 5.70 | 168,270 |   |  
            | 3/23/2010 | -1.00 / -0.81% | 123.00 | 125.00 | 123.00 | 123.00 | 123.00 | 5.61 | 169,510 |   |  			
            | 3/22/2010 | -3.00 / -2.36% | 126.00 | 127.00 | 124.00 | 124.00 | 124.00 | 5.66 | 265,660 |   |  
            | 3/19/2010 | -2.00 / -1.55% | 129.00 | 129.00 | 127.00 | 127.00 | 127.00 | 5.79 | 142,980 |   |  			
            | 3/18/2010 | +3.00 / +2.38% | 127.00 | 129.00 | 125.00 | 129.00 | 129.00 | 5.88 | 154,900 |   |  
            | 3/17/2010 | -2.00 / -1.56% | 130.00 | 130.00 | 124.00 | 126.00 | 126.00 | 5.75 | 184,930 |   |  			
            | 3/16/2010 | -4.00 / -3.03% | 132.00 | 133.00 | 127.00 | 128.00 | 128.00 | 5.84 | 153,260 |   |  
            | 3/15/2010 | +3.00 / +2.33% | 130.00 | 135.00 | 129.00 | 132.00 | 132.00 | 6.02 | 340,930 |   |  			
            | 3/12/2010 | 0.00 / 0.00% | 130.00 | 130.00 | 127.00 | 129.00 | 129.00 | 5.88 | 241,040 |   |  
            | 3/11/2010 | -1.00 / -0.77% | 130.00 | 131.00 | 128.00 | 129.00 | 129.00 | 5.88 | 166,500 |   |  			
            | 3/10/2010 | -3.00 / -2.26% | 134.00 | 135.00 | 130.00 | 130.00 | 130.00 | 5.93 | 219,780 |   |  
            | 3/9/2010 | +6.00 / +4.72% | 129.00 | 133.00 | 129.00 | 133.00 | 133.00 | 6.07 | 461,950 |   |  			
            | 3/8/2010 | +6.00 / +4.96% | 124.00 | 127.00 | 124.00 | 127.00 | 127.00 | 5.79 | 204,120 |   |  
            | 3/5/2010 | 0.00 / 0.00% | 121.00 | 122.00 | 120.00 | 121.00 | 121.00 | 5.52 | 126,650 |   |  			
            | 3/4/2010 | 0.00 / 0.00% | 123.00 | 124.00 | 121.00 | 121.00 | 121.00 | 5.52 | 134,470 |   |  
            | 3/3/2010 | +2.00 / +1.68% | 120.00 | 121.00 | 120.00 | 121.00 | 121.00 | 5.52 | 122,520 |   |  |