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                    Closing price on 3/15/2012
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                    | Open | 34.30 |  
                    | High | 34.30 |  
                    | Low | 34.30 |  
                    | Volume | 10,840 |  
                    | Split-adjusted Price | 13.01 |  
                
             | 
 |  CTD Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 3/15/2012 | +1.60 / +4.89% | 34.30 | 34.30 | 34.30 | 34.30 | 34.30 | 13.01 | 10,840 |   |  
            | 3/14/2012 | +1.50 / +4.81% | 32.50 | 32.70 | 32.40 | 32.70 | 32.70 | 12.40 | 37,300 |   |  			
            | 3/13/2012 | -0.20 / -0.64% | 31.40 | 31.40 | 31.20 | 31.20 | 31.20 | 11.83 | 9,390 |   |  
            | 3/12/2012 | -0.60 / -1.88% | 32.60 | 32.60 | 31.40 | 31.40 | 31.40 | 11.91 | 11,300 |   |  			
            | 3/9/2012 | -0.80 / -2.44% | 31.60 | 32.50 | 31.60 | 32.00 | 32.00 | 12.14 | 14,400 |   |  
            | 3/8/2012 | +1.40 / +4.46% | 31.50 | 32.80 | 31.50 | 32.80 | 32.80 | 12.44 | 2,670 |   |  			
            | 3/7/2012 | -0.20 / -0.63% | 31.10 | 32.50 | 31.10 | 31.40 | 31.40 | 11.91 | 4,600 |   |  
            | 3/6/2012 | -1.40 / -4.24% | 33.10 | 33.10 | 31.60 | 31.60 | 31.60 | 11.99 | 10,840 |   |  			
            | 3/5/2012 | +1.50 / +4.76% | 33.00 | 33.00 | 32.90 | 33.00 | 33.00 | 12.52 | 25,730 |   |  
            | 3/2/2012 | +0.70 / +2.27% | 32.00 | 32.00 | 30.70 | 31.50 | 31.50 | 11.95 | 160 |   |  			
            | 3/1/2012 | -0.70 / -2.22% | 32.10 | 32.10 | 30.80 | 30.80 | 30.80 | 11.68 | 10,500 |   |  
            | 2/29/2012 | +1.10 / +3.62% | 30.40 | 31.50 | 30.40 | 31.50 | 31.50 | 11.95 | 11,650 |   |  			
            | 2/28/2012 | -0.60 / -1.94% | 32.00 | 32.00 | 29.80 | 30.40 | 30.40 | 11.53 | 20,320 |   |  
            | 2/27/2012 | +0.80 / +2.65% | 31.00 | 31.00 | 30.20 | 31.00 | 31.00 | 11.76 | 9,220 |   |  			
            | 2/24/2012 | -0.90 / -2.89% | 31.00 | 31.00 | 30.20 | 30.20 | 30.20 | 11.45 | 3,060 |   |  
            | 2/23/2012 | +1.40 / +4.71% | 29.70 | 31.10 | 29.70 | 31.10 | 31.10 | 11.80 | 9,940 |   |  			
            | 2/22/2012 | +0.10 / +0.34% | 30.50 | 30.50 | 29.70 | 29.70 | 29.70 | 11.26 | 130 |   |  
            | 2/21/2012 | +0.10 / +0.34% | 30.60 | 30.60 | 29.60 | 29.60 | 29.60 | 11.23 | 8,730 |   |  			
            | 2/20/2012 | +0.50 / +1.72% | 29.50 | 30.20 | 29.50 | 29.50 | 29.50 | 11.19 | 13,680 |   |  
            | 2/17/2012 | 0.00 / 0.00% | 29.00 | 30.00 | 28.90 | 29.00 | 29.00 | 11.00 | 58,350 |   |  			
            | 2/16/2012 | 0.00 / 0.00% | 29.00 | 29.00 | 29.00 | 29.00 | 29.00 | 11.00 | 12,990 |   |  
            | 2/15/2012 | 0.00 / 0.00% | 29.00 | 29.00 | 29.00 | 29.00 | 29.00 | 11.00 | 19,690 |   |  			
            | 2/14/2012 | 0.00 / 0.00% | 29.00 | 29.50 | 29.00 | 29.00 | 29.00 | 11.00 | 10,810 |   |  
            | 2/13/2012 | -0.50 / -1.69% | 29.90 | 30.00 | 29.00 | 29.00 | 29.00 | 11.00 | 13,000 |   |  			
            | 2/10/2012 | -1.00 / -3.28% | 29.50 | 30.50 | 29.50 | 29.50 | 29.50 | 11.19 | 24,280 |   |  
            | 2/9/2012 | -0.10 / -0.33% | 30.50 | 30.50 | 29.70 | 30.50 | 30.50 | 11.57 | 5,480 |   |  			
            | 2/8/2012 | +1.40 / +4.79% | 29.50 | 30.60 | 29.20 | 30.60 | 30.60 | 11.61 | 35,780 |   |  
            | 2/7/2012 | +0.20 / +0.69% | 29.20 | 29.50 | 29.20 | 29.20 | 29.20 | 11.08 | 27,310 |   |  			
            | 2/6/2012 | -0.40 / -1.36% | 29.00 | 29.10 | 29.00 | 29.00 | 29.00 | 11.00 | 830 |   |  
            | 2/3/2012 | +0.40 / +1.38% | 29.00 | 29.50 | 29.00 | 29.40 | 29.40 | 11.15 | 12,450 |   |  |