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                    Closing price on 7/8/2011
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                    | Open | 20.70 |  
                    | High | 20.70 |  
                    | Low | 20.30 |  
                    | Volume | 103,150 |  
                    | Split-adjusted Price | 2.89 |  
                
             | 
 |  DRC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 7/8/2011 | -0.20 / -0.97% | 20.70 | 20.70 | 20.30 | 20.40 | 20.40 | 2.89 | 103,150 |   |  
            | 7/7/2011 | -0.20 / -0.96% | 20.80 | 21.40 | 20.60 | 20.60 | 20.60 | 2.92 | 19,280 |   |  			
            | 7/6/2011 | -0.50 / -2.35% | 21.00 | 21.00 | 20.60 | 20.80 | 20.80 | 2.95 | 12,520 |   |  
            | 7/5/2011 | +0.20 / +0.95% | 21.80 | 22.10 | 21.10 | 21.30 | 21.30 | 3.02 | 49,340 |   |  			
            | 7/4/2011 | -0.10 / -0.47% | 21.20 | 21.20 | 21.10 | 21.10 | 21.10 | 2.99 | 20,700 |   |  
            | 7/1/2011 | -0.60 / -2.75% | 21.40 | 21.70 | 21.20 | 21.20 | 21.20 | 3.00 | 47,720 |   |  			
            | 6/30/2011 | +1.00 / +4.81% | 21.60 | 21.80 | 21.00 | 21.80 | 21.80 | 3.09 | 146,080 |   |  
            | 6/29/2011 | -0.20 / -0.95% | 21.00 | 21.00 | 20.80 | 20.80 | 20.80 | 2.95 | 24,160 |   |  			
            | 6/28/2011 | +0.70 / +3.45% | 20.30 | 21.00 | 20.30 | 21.00 | 21.00 | 2.97 | 37,360 |   |  
            | 6/27/2011 | -0.30 / -1.46% | 20.60 | 20.60 | 20.30 | 20.30 | 20.30 | 2.88 | 34,720 |   |  			
            | 6/24/2011 | -0.40 / -1.90% | 21.00 | 21.10 | 20.60 | 20.60 | 20.60 | 2.92 | 27,620 |   |  
            | 6/23/2011 | -0.60 / -2.78% | 20.90 | 21.60 | 20.90 | 21.00 | 21.00 | 2.97 | 34,250 |   |  			
            | 6/22/2011 | +0.60 / +2.86% | 21.90 | 21.90 | 21.20 | 21.60 | 21.60 | 3.06 | 85,110 |   |  
            | 6/21/2011 | +1.00 / +5.00% | 20.20 | 21.00 | 20.10 | 21.00 | 21.00 | 2.97 | 62,410 |   |  			
            | 6/20/2011 | -1.00 / -4.76% | 20.60 | 21.00 | 20.00 | 20.00 | 20.00 | 2.83 | 82,010 |   |  
            | 6/17/2011 | -1.00 / -4.55% | 22.00 | 22.00 | 21.00 | 21.00 | 21.00 | 2.97 | 80,010 |   |  			
            | 6/16/2011 | +0.80 / +3.77% | 21.50 | 22.00 | 21.10 | 22.00 | 22.00 | 3.12 | 35,210 |   |  
            | 6/15/2011 | -1.10 / -4.93% | 22.00 | 22.30 | 21.20 | 21.20 | 21.20 | 3.00 | 131,770 |   |  			
            | 6/14/2011 | -0.40 / -1.76% | 22.60 | 23.50 | 22.10 | 22.30 | 22.30 | 3.16 | 125,200 |   |  
            | 6/13/2011 | +0.30 / +1.34% | 22.30 | 23.00 | 22.30 | 22.70 | 22.70 | 3.22 | 80,990 |   |  			
            | 6/10/2011 | 0.00 / 0.00% | 22.40 | 23.50 | 22.40 | 22.40 | 22.40 | 3.17 | 80,020 |   |  
            | 6/9/2011 | -0.70 / -3.03% | 23.10 | 23.30 | 22.30 | 22.40 | 22.40 | 3.17 | 116,480 |   |  			
            | 6/8/2011 | +0.40 / +1.76% | 23.50 | 23.70 | 22.70 | 23.10 | 23.10 | 3.27 | 100,030 |   |  
            | 6/7/2011 | +1.00 / +4.61% | 22.50 | 22.70 | 22.30 | 22.70 | 22.70 | 3.22 | 127,100 |   |  			
            | 6/6/2011 | -0.10 / -0.46% | 21.80 | 22.10 | 21.40 | 21.70 | 21.70 | 3.07 | 110,390 |   |  
            | 6/3/2011 | +1.00 / +4.81% | 21.80 | 21.80 | 20.80 | 21.80 | 21.80 | 3.09 | 294,340 |   |  			
            | 6/2/2011 | +0.90 / +4.52% | 20.80 | 20.80 | 20.80 | 20.80 | 20.80 | 2.95 | 33,890 |   |  
            | 6/1/2011 | +0.90 / +4.74% | 19.30 | 19.90 | 19.20 | 19.90 | 19.90 | 2.82 | 177,410 |   |  			
            | 5/31/2011 | +0.90 / +4.97% | 19.00 | 19.00 | 18.50 | 19.00 | 19.00 | 2.69 | 177,880 |   |  
            | 5/30/2011 | +0.80 / +4.62% | 18.10 | 18.10 | 18.10 | 18.10 | 18.10 | 2.56 | 69,410 |   |  |