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            | 
                    Closing price on 1/13/2010
                 |  |  
    
        |           
                
                    | Open | 11.70 |  
                    | High | 12.20 |  
                    | Low | 11.60 |  
                    | Volume | 125,560 |  
                    | Split-adjusted Price | 12.20 |  
                
             | 
 |  DDM Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 1/13/2010 | 0.00 / 0.00% | 11.70 | 12.20 | 11.60 | 12.20 | 11.93 | 12.20 | 125,560 |   |  
            | 1/12/2010 | -0.60 / -4.69% | 12.80 | 12.80 | 12.20 | 12.20 | 12.20 | 12.20 | 120,890 |   |  			
            | 1/11/2010 | 0.00 / 0.00% | 13.00 | 13.10 | 12.80 | 12.80 | 12.93 | 12.80 | 91,630 |   |  
            | 1/8/2010 | -0.70 / -4.96% | 14.50 | 14.50 | 13.40 | 13.40 | 13.40 | 13.40 | 199,170 |   |  			
            | 1/7/2010 | +0.60 / +4.44% | 14.10 | 14.10 | 14.10 | 14.10 | 14.10 | 14.10 | 96,990 |   |  
            | 1/6/2010 | +0.60 / +4.65% | 13.50 | 13.50 | 13.50 | 13.50 | 13.50 | 13.50 | 61,590 |   |  			
            | 1/5/2010 | +0.60 / +4.88% | 12.90 | 12.90 | 12.60 | 12.90 | 12.83 | 12.90 | 159,780 |   |  
            | 1/4/2010 | 0.00 / 0.00% | 12.30 | 12.30 | 12.10 | 12.30 | 12.25 | 12.30 | 53,120 |   |  			
            | 12/31/2009 | -0.60 / -4.84% | 12.10 | 12.50 | 11.80 | 11.80 | 11.80 | 11.80 | 40,710 |   |  
            | 12/30/2009 | 0.00 / 0.00% | 12.00 | 12.50 | 11.80 | 12.40 | 11.80 | 12.40 | 110,420 |   |  			
            | 12/29/2009 | +0.50 / +4.20% | 12.20 | 12.40 | 12.20 | 12.40 | 12.40 | 12.40 | 182,320 |   |  
            | 12/28/2009 | 0.00 / 0.00% | 11.40 | 11.90 | 11.40 | 11.90 | 11.65 | 11.90 | 96,400 |   |  			
            | 12/25/2009 | +0.50 / +4.59% | 11.40 | 11.40 | 11.30 | 11.40 | 11.40 | 11.40 | 112,030 |   |  
            | 12/24/2009 | +0.50 / +4.81% | 10.40 | 10.90 | 10.40 | 10.90 | 10.65 | 10.90 | 94,620 |   |  			
            | 12/23/2009 | -0.20 / -1.89% | 10.40 | 10.70 | 10.40 | 10.40 | 10.48 | 10.40 | 6,510 |   |  
            | 12/22/2009 | -0.10 / -0.93% | 11.00 | 11.00 | 10.50 | 10.60 | 10.78 | 10.60 | 13,980 |   |  			
            | 12/21/2009 | 0.00 / 0.00% | 10.60 | 10.70 | 10.30 | 10.70 | 10.60 | 10.70 | 55,490 |   |  
            | 12/18/2009 | +0.40 / +4.08% | 10.20 | 10.20 | 10.00 | 10.20 | 10.20 | 10.20 | 42,650 |   |  			
            | 12/17/2009 | -0.40 / -3.92% | 9.80 | 10.00 | 9.70 | 9.80 | 9.83 | 9.80 | 37,470 |   |  
            | 12/16/2009 | -0.50 / -4.67% | 10.70 | 10.90 | 10.20 | 10.20 | 10.50 | 10.20 | 43,640 |   |  			
            | 12/15/2009 | -0.20 / -1.83% | 10.60 | 10.90 | 10.60 | 10.70 | 10.70 | 10.70 | 11,940 |   |  
            | 12/14/2009 | 0.00 / 0.00% | 10.10 | 10.90 | 10.10 | 10.90 | 10.70 | 10.90 | 49,110 |   |  			
            | 12/11/2009 | -0.50 / -4.59% | 10.60 | 10.90 | 10.40 | 10.40 | 10.40 | 10.40 | 40,640 |   |  
            | 12/10/2009 | -0.30 / -2.68% | 11.20 | 11.60 | 10.90 | 10.90 | 11.15 | 10.90 | 34,550 |   |  			
            | 12/9/2009 | -0.30 / -2.61% | 11.40 | 11.40 | 11.00 | 11.20 | 11.25 | 11.20 | 81,510 |   |  
            | 12/8/2009 | -0.40 / -3.36% | 11.60 | 11.90 | 11.50 | 11.50 | 11.63 | 11.50 | 13,620 |   |  			
            | 12/7/2009 | 0.00 / 0.00% | 12.20 | 12.20 | 11.80 | 11.90 | 12.03 | 11.90 | 6,990 |   |  
            | 12/4/2009 | +0.10 / +0.85% | 11.70 | 12.00 | 11.70 | 11.90 | 11.90 | 11.90 | 23,170 |   |  			
            | 12/3/2009 | 0.00 / 0.00% | 11.80 | 11.80 | 11.50 | 11.80 | 11.73 | 11.80 | 45,390 |   |  
            | 12/2/2009 | -0.60 / -4.84% | 12.00 | 12.30 | 11.80 | 11.80 | 11.80 | 11.80 | 47,370 |   |  |