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                    Closing price on 2/6/2012
                 |  |  
    
        |           
                
                    | Open | 19.40 |  
                    | High | 20.00 |  
                    | Low | 19.20 |  
                    | Volume | 75,090 |  
                    | Split-adjusted Price | 2.78 |  
                
             | 
 |  DRC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 2/6/2012 | -0.30 / -1.51% | 19.40 | 20.00 | 19.20 | 19.60 | 19.60 | 2.78 | 75,090 |   |  
            | 2/3/2012 | 0.00 / 0.00% | 20.60 | 20.60 | 19.50 | 19.90 | 19.90 | 2.82 | 629,890 |   |  			
            | 2/2/2012 | +0.90 / +4.74% | 19.20 | 19.90 | 19.20 | 19.90 | 19.90 | 2.82 | 413,900 |   |  
            | 2/1/2012 | +0.70 / +3.83% | 18.40 | 19.00 | 18.20 | 19.00 | 19.00 | 2.69 | 266,100 |   |  			
            | 1/31/2012 | -0.40 / -2.14% | 19.00 | 19.00 | 18.30 | 18.30 | 18.30 | 2.59 | 101,870 |   |  
            | 1/30/2012 | +0.10 / +0.54% | 18.70 | 18.70 | 18.40 | 18.70 | 18.70 | 2.65 | 56,550 |   |  			
            | 1/20/2012 | -0.40 / -2.11% | 18.80 | 19.00 | 18.60 | 18.60 | 18.60 | 2.63 | 31,530 |   |  
            | 1/19/2012 | +0.60 / +3.26% | 18.60 | 19.00 | 18.40 | 19.00 | 19.00 | 2.69 | 61,520 |   |  			
            | 1/18/2012 | +0.20 / +1.10% | 18.00 | 18.50 | 18.00 | 18.40 | 18.40 | 2.61 | 25,510 |   |  
            | 1/17/2012 | +0.30 / +1.68% | 18.30 | 18.60 | 18.20 | 18.20 | 18.20 | 2.58 | 105,650 |   |  			
            | 1/16/2012 | +0.80 / +4.68% | 17.40 | 17.90 | 17.40 | 17.90 | 17.90 | 2.54 | 125,320 |   |  
            | 1/13/2012 | +0.10 / +0.59% | 16.80 | 17.20 | 16.80 | 17.10 | 17.10 | 2.42 | 22,160 |   |  			
            | 1/12/2012 | -0.20 / -1.16% | 17.00 | 17.30 | 17.00 | 17.00 | 17.00 | 2.41 | 26,130 |   |  
            | 1/11/2012 | 0.00 / 0.00% | 17.30 | 17.50 | 17.20 | 17.20 | 17.20 | 2.44 | 54,150 |   |  			
            | 1/10/2012 | +0.60 / +3.61% | 16.70 | 17.20 | 16.70 | 17.20 | 17.20 | 2.44 | 12,140 |   |  
            | 1/9/2012 | -0.10 / -0.60% | 16.70 | 17.00 | 16.60 | 16.60 | 16.60 | 2.35 | 61,310 |   |  			
            | 1/6/2012 | -0.20 / -1.18% | 17.00 | 17.20 | 16.70 | 16.70 | 16.70 | 2.37 | 28,240 |   |  
            | 1/5/2012 | -0.30 / -1.74% | 17.20 | 17.20 | 16.90 | 16.90 | 16.90 | 2.39 | 229,780 |   |  			
            | 1/4/2012 | -0.10 / -0.58% | 17.30 | 17.30 | 17.00 | 17.20 | 17.20 | 2.44 | 38,210 |   |  
            | 1/3/2012 | +0.20 / +1.17% | 17.00 | 17.50 | 17.00 | 17.30 | 17.30 | 2.45 | 62,150 |   |  			
            | 12/30/2011 | +0.50 / +3.01% | 16.90 | 17.20 | 16.80 | 17.10 | 17.10 | 2.42 | 38,420 |   |  
            | 12/29/2011 | -0.20 / -1.19% | 16.50 | 16.70 | 16.50 | 16.60 | 16.60 | 2.35 | 11,580 |   |  			
            | 12/28/2011 | +0.80 / +5.00% | 16.50 | 16.80 | 16.50 | 16.80 | 16.80 | 2.38 | 13,900 |   |  
            | 12/27/2011 | -0.30 / -1.84% | 16.50 | 16.50 | 15.90 | 16.00 | 16.00 | 2.27 | 64,110 |   |  			
            | 12/26/2011 | -0.10 / -0.61% | 16.80 | 16.80 | 16.30 | 16.30 | 16.30 | 2.31 | 38,560 |   |  
            | 12/23/2011 | -0.20 / -1.20% | 16.10 | 16.50 | 16.10 | 16.40 | 16.40 | 2.32 | 60,280 |   |  			
            | 12/22/2011 | -0.80 / -4.60% | 17.30 | 17.50 | 16.60 | 16.60 | 16.60 | 2.35 | 194,660 |   |  
            | 12/21/2011 | +0.20 / +1.16% | 17.30 | 17.50 | 17.30 | 17.40 | 17.40 | 2.46 | 27,120 |   |  			
            | 12/20/2011 | -0.20 / -1.15% | 17.10 | 17.30 | 17.10 | 17.20 | 17.20 | 2.44 | 29,650 |   |  
            | 12/19/2011 | -0.20 / -1.14% | 17.90 | 17.90 | 17.40 | 17.40 | 17.40 | 2.46 | 23,050 |   |  |