| 
    
        
            | 
                    Closing price on 11/6/2012
                 |  |  
    
        |           
                
                    | Open | 15.50 |  
                    | High | 15.60 |  
                    | Low | 15.50 |  
                    | Volume | 13,910 |  
                    | Split-adjusted Price | 6.32 |  
                
             | 
 |  DQC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 11/6/2012 | +0.10 / +0.65% | 15.50 | 15.60 | 15.50 | 15.60 | 15.60 | 6.32 | 13,910 |   |  
            | 11/5/2012 | 0.00 / 0.00% | 15.40 | 15.80 | 15.40 | 15.50 | 15.50 | 6.28 | 17,030 |   |  			
            | 11/2/2012 | -0.70 / -4.32% | 15.80 | 15.90 | 15.50 | 15.50 | 15.50 | 6.28 | 75,390 |   |  
            | 11/1/2012 | +0.10 / +0.62% | 16.10 | 16.50 | 16.10 | 16.20 | 16.20 | 6.57 | 6,560 |   |  			
            | 10/31/2012 | +0.10 / +0.63% | 16.00 | 16.20 | 16.00 | 16.10 | 16.10 | 6.53 | 19,060 |   |  
            | 10/30/2012 | -0.20 / -1.23% | 16.30 | 16.30 | 16.00 | 16.00 | 16.00 | 6.49 | 28,580 |   |  			
            | 10/29/2012 | -0.30 / -1.82% | 16.40 | 16.50 | 16.20 | 16.20 | 16.20 | 6.57 | 10,280 |   |  
            | 10/26/2012 | +0.20 / +1.23% | 16.30 | 16.60 | 16.30 | 16.50 | 16.50 | 6.69 | 6,260 |   |  			
            | 10/25/2012 | 0.00 / 0.00% | 16.30 | 16.30 | 16.10 | 16.30 | 16.30 | 6.61 | 13,210 |   |  
            | 10/24/2012 | +0.10 / +0.62% | 16.20 | 16.40 | 16.20 | 16.30 | 16.30 | 6.61 | 40,820 |   |  			
            | 10/23/2012 | -0.30 / -1.82% | 16.50 | 16.50 | 16.20 | 16.20 | 16.20 | 6.57 | 9,180 |   |  
            | 10/22/2012 | -0.30 / -1.79% | 16.30 | 16.50 | 16.20 | 16.50 | 16.50 | 6.69 | 38,810 |   |  			
            | 10/19/2012 | -0.10 / -0.59% | 17.00 | 17.00 | 16.20 | 16.80 | 16.80 | 6.81 | 17,260 |   |  
            | 10/18/2012 | -0.40 / -2.31% | 17.30 | 17.30 | 16.80 | 16.90 | 16.90 | 6.85 | 28,260 |   |  			
            | 10/17/2012 | +0.10 / +0.58% | 17.60 | 17.60 | 16.50 | 17.30 | 17.30 | 7.01 | 63,000 |   |  
            | 10/16/2012 | +0.80 / +4.88% | 16.80 | 17.20 | 16.80 | 17.20 | 17.20 | 6.97 | 57,090 |   |  			
            | 10/15/2012 | -0.60 / -3.53% | 16.70 | 17.10 | 16.40 | 16.40 | 16.40 | 6.65 | 41,740 |   |  
            | 10/12/2012 | -0.50 / -2.86% | 17.50 | 17.60 | 17.00 | 17.00 | 17.00 | 6.89 | 15,880 |   |  			
            | 10/11/2012 | +0.40 / +2.34% | 17.40 | 17.90 | 17.10 | 17.50 | 17.50 | 7.09 | 79,780 |   |  
            | 10/10/2012 | +0.80 / +4.91% | 16.30 | 17.10 | 16.20 | 17.10 | 17.10 | 6.93 | 116,110 |   |  			
            | 10/9/2012 | 0.00 / 0.00% | 16.20 | 16.70 | 16.20 | 16.30 | 16.30 | 6.61 | 10,730 |   |  
            | 10/8/2012 | +0.50 / +3.16% | 16.20 | 16.30 | 16.00 | 16.30 | 16.30 | 6.61 | 37,330 |   |  			
            | 10/5/2012 | +0.10 / +0.64% | 15.80 | 15.90 | 15.70 | 15.80 | 15.80 | 6.40 | 16,710 |   |  
            | 10/4/2012 | -0.20 / -1.26% | 15.90 | 15.90 | 15.70 | 15.70 | 15.70 | 6.36 | 94,540 |   |  			
            | 10/3/2012 | +0.30 / +1.92% | 15.70 | 16.10 | 15.60 | 15.90 | 15.90 | 6.44 | 24,910 |   |  
            | 10/2/2012 | +0.10 / +0.65% | 15.50 | 15.60 | 15.40 | 15.60 | 15.60 | 6.32 | 1,930 |   |  			
            | 10/1/2012 | -0.20 / -1.27% | 15.70 | 15.70 | 15.50 | 15.50 | 15.50 | 6.28 | 53,980 |   |  
            | 9/28/2012 | -0.10 / -0.63% | 15.80 | 15.90 | 15.70 | 15.70 | 15.70 | 6.36 | 45,540 |   |  			
            | 9/27/2012 | -0.20 / -1.25% | 15.90 | 15.90 | 15.70 | 15.80 | 15.80 | 6.40 | 5,610 |   |  
            | 9/26/2012 | +0.30 / +1.91% | 15.90 | 16.00 | 15.80 | 16.00 | 16.00 | 6.49 | 113,480 |   |  |