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                    Closing price on 5/14/2013
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                    | Open | 36.10 |  
                    | High | 36.50 |  
                    | Low | 36.00 |  
                    | Volume | 3,610 |  
                    | Split-adjusted Price | 15.04 |  
                
             | 
 |  CTD Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 5/14/2013 | +0.40 / +1.11% | 36.10 | 36.50 | 36.00 | 36.50 | 36.50 | 15.04 | 3,610 |   |  
            | 5/13/2013 | -0.40 / -1.10% | 36.10 | 36.70 | 36.10 | 36.10 | 36.10 | 14.87 | 5,150 |   |  			
            | 5/10/2013 | 0.00 / 0.00% | 36.50 | 36.50 | 36.20 | 36.50 | 36.50 | 15.04 | 21,610 |   |  
            | 5/9/2013 | +0.20 / +0.55% | 35.40 | 36.50 | 35.40 | 36.50 | 36.50 | 15.04 | 20 |   |  			
            | 5/8/2013 | -0.10 / -0.27% | 36.10 | 36.30 | 36.10 | 36.30 | 36.30 | 14.95 | 5,040 |   |  
            | 5/7/2013 | +0.10 / +0.28% | 36.10 | 36.40 | 36.10 | 36.40 | 36.40 | 15.00 | 1,660 |   |  			
            | 5/6/2013 | +1.00 / +2.83% | 35.60 | 36.30 | 35.60 | 36.30 | 36.30 | 14.95 | 20,130 |   |  
            | 5/3/2013 | -1.10 / -3.02% | 35.00 | 35.30 | 35.00 | 35.30 | 35.30 | 14.54 | 1,310 |   |  			
            | 5/2/2013 | +1.60 / +4.60% | 34.30 | 36.40 | 34.30 | 36.40 | 36.40 | 15.00 | 3,070 |   |  
            | 4/26/2013 | -2.00 / -5.43% | 34.80 | 34.80 | 34.80 | 34.80 | 34.80 | 14.34 | 30 |   |  			
            | 4/25/2013 | 0.00 / 0.00% | 36.80 | 36.80 | 36.80 | 36.80 | 36.80 | 15.16 | 0 |   |  
            | 4/24/2013 | +1.80 / +5.14% | 37.40 | 37.40 | 34.00 | 36.80 | 36.80 | 15.16 | 3,360 |   |  			
            | 4/23/2013 | -1.00 / -2.78% | 36.00 | 36.00 | 35.00 | 35.00 | 35.00 | 14.42 | 170 |   |  
            | 4/22/2013 | 0.00 / 0.00% | 34.30 | 36.00 | 34.30 | 36.00 | 36.00 | 14.83 | 1,080 |   |  			
            | 4/18/2013 | 0.00 / 0.00% | 36.00 | 36.00 | 36.00 | 36.00 | 36.00 | 14.83 | 0 |   |  
            | 4/17/2013 | +0.20 / +0.56% | 35.80 | 36.00 | 35.80 | 36.00 | 36.00 | 14.83 | 120 |   |  			
            | 4/16/2013 | 0.00 / 0.00% | 35.10 | 35.80 | 34.60 | 35.80 | 35.80 | 14.75 | 7,270 |   |  
            | 4/15/2013 | -0.20 / -0.56% | 34.80 | 35.80 | 34.80 | 35.80 | 35.80 | 14.75 | 1,020 |   |  			
            | 4/12/2013 | +0.10 / +0.28% | 36.00 | 36.00 | 36.00 | 36.00 | 36.00 | 14.83 | 270 |   |  
            | 4/11/2013 | -0.10 / -0.28% | 35.60 | 36.00 | 35.30 | 35.90 | 35.90 | 14.79 | 18,020 |   |  			
            | 4/10/2013 | -0.20 / -0.55% | 36.30 | 36.30 | 36.00 | 36.00 | 36.00 | 14.83 | 5,350 |   |  
            | 4/9/2013 | +1.20 / +3.43% | 36.00 | 36.20 | 36.00 | 36.20 | 36.20 | 14.91 | 7,420 |   |  			
            | 4/8/2013 | +0.80 / +2.34% | 34.20 | 35.50 | 34.20 | 35.00 | 35.00 | 14.42 | 8,300 |   |  
            | 4/5/2013 | -1.30 / -3.66% | 35.10 | 35.30 | 34.20 | 34.20 | 34.20 | 14.09 | 8,010 |   |  			
            | 4/4/2013 | -0.50 / -1.39% | 36.50 | 36.60 | 35.50 | 35.50 | 35.50 | 14.62 | 25,500 |   |  
            | 4/3/2013 | -0.40 / -1.10% | 36.30 | 37.00 | 36.00 | 36.00 | 36.00 | 14.83 | 9,670 |   |  			
            | 4/2/2013 | +0.10 / +0.28% | 36.90 | 36.90 | 36.40 | 36.40 | 36.40 | 15.00 | 11,840 |   |  
            | 4/1/2013 | -0.70 / -1.89% | 36.10 | 36.30 | 36.10 | 36.30 | 36.30 | 14.95 | 6,390 |   |  			
            | 3/29/2013 | +0.10 / +0.27% | 37.30 | 37.30 | 36.90 | 37.00 | 37.00 | 15.24 | 4,470 |   |  
            | 3/28/2013 | -0.10 / -0.27% | 36.80 | 37.50 | 36.80 | 36.90 | 36.90 | 15.20 | 8,770 |   |  |