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            | 
                    Closing price on 11/19/2013
                 |  |  
    
        |           
                
                    | Open | 8.90 |  
                    | High | 9.50 |  
                    | Low | 8.90 |  
                    | Volume | 12,100 |  
                    | Split-adjusted Price | 1.69 |  
                
             | 
 |  CVT Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 11/19/2013 | +0.30 / +3.37% | 8.90 | 9.50 | 8.90 | 9.20 | 9.20 | 1.69 | 12,100 |   |  
            | 11/18/2013 | +0.10 / +1.14% | 8.00 | 8.90 | 8.00 | 8.90 | 8.90 | 1.63 | 27,700 |   |  			
            | 11/15/2013 | -0.10 / -1.12% | 8.90 | 8.90 | 8.80 | 8.80 | 8.80 | 1.62 | 5,300 |   |  
            | 11/14/2013 | +0.10 / +1.14% | 8.60 | 8.90 | 8.60 | 8.90 | 8.90 | 1.63 | 200 |   |  			
            | 11/13/2013 | -0.10 / -1.12% | 8.80 | 8.90 | 8.80 | 8.80 | 8.80 | 1.62 | 2,000 |   |  
            | 11/12/2013 | -0.10 / -1.11% | 9.00 | 9.00 | 8.90 | 8.90 | 8.90 | 1.63 | 8,000 |   |  			
            | 11/11/2013 | 0.00 / 0.00% | 8.70 | 9.00 | 8.60 | 9.00 | 9.00 | 1.65 | 10,100 |   |  
            | 11/8/2013 | +0.20 / +2.27% | 9.00 | 9.00 | 9.00 | 9.00 | 9.00 | 1.65 | 300 |   |  			
            | 11/7/2013 | +0.20 / +2.33% | 8.70 | 8.80 | 8.70 | 8.80 | 8.80 | 1.62 | 12,500 |   |  
            | 11/6/2013 | -0.10 / -1.15% | 8.70 | 8.70 | 8.60 | 8.60 | 8.60 | 1.58 | 3,500 |   |  			
            | 11/5/2013 | +0.20 / +2.35% | 8.50 | 8.70 | 8.50 | 8.70 | 8.70 | 1.60 | 17,750 |   |  
            | 11/4/2013 | +0.20 / +2.41% | 8.30 | 8.50 | 8.30 | 8.50 | 8.50 | 1.56 | 24,125 |   |  			
            | 11/1/2013 | -0.10 / -1.19% | 8.20 | 8.30 | 8.20 | 8.30 | 8.30 | 1.52 | 16,500 |   |  
            | 10/31/2013 | +0.20 / +2.44% | 8.30 | 8.40 | 8.30 | 8.40 | 8.40 | 1.54 | 6,500 |   |  			
            | 10/30/2013 | +0.10 / +1.23% | 8.20 | 8.20 | 8.20 | 8.20 | 8.20 | 1.51 | 21,025 |   |  
            | 10/29/2013 | 0.00 / 0.00% | 7.90 | 8.10 | 7.90 | 8.10 | 8.10 | 1.49 | 33,875 |   |  			
            | 10/28/2013 | +0.20 / +2.53% | 8.10 | 8.10 | 8.10 | 8.10 | 8.10 | 1.49 | 7,000 |   |  
            | 10/25/2013 | -0.10 / -1.25% | 8.00 | 8.00 | 7.90 | 7.90 | 7.90 | 1.45 | 16,200 |   |  			
            | 10/24/2013 | +0.20 / +2.56% | 8.00 | 8.00 | 7.90 | 8.00 | 8.00 | 1.47 | 8,500 |   |  
            | 10/23/2013 | 0.00 / 0.00% | 7.80 | 7.80 | 7.80 | 7.80 | 7.80 | 1.43 | 1,700 |   |  			
            | 10/22/2013 | 0.00 / 0.00% | 7.80 | 7.80 | 7.80 | 7.80 | 7.80 | 1.43 | 4,300 |   |  
            | 10/21/2013 | -0.20 / -2.50% | 7.90 | 7.90 | 7.80 | 7.80 | 7.80 | 1.43 | 1,550 |   |  			
            | 10/18/2013 | 0.00 / 0.00% | 7.30 | 8.00 | 7.30 | 8.00 | 8.00 | 1.47 | 600 |   |  
            | 10/17/2013 | 0.00 / 0.00% | 8.00 | 8.00 | 8.00 | 8.00 | 8.00 | 1.47 | 60 |   |  			
            | 10/16/2013 | 0.00 / 0.00% | 7.90 | 8.00 | 7.80 | 8.00 | 8.00 | 1.47 | 11,100 |   |  
            | 10/15/2013 | 0.00 / 0.00% | 8.00 | 8.00 | 8.00 | 8.00 | 8.00 | 1.47 | 0 |   |  			
            | 10/14/2013 | 0.00 / 0.00% | 8.00 | 8.00 | 8.00 | 8.00 | 8.00 | 1.47 | 11,000 |   |  
            | 10/11/2013 | -0.20 / -2.44% | 8.00 | 8.00 | 8.00 | 8.00 | 8.00 | 1.47 | 1,800 |   |  			
            | 10/10/2013 | 0.00 / 0.00% | 8.20 | 8.20 | 8.20 | 8.20 | 8.20 | 1.51 | 0 |   |  
            | 10/9/2013 | +0.20 / +2.50% | 7.90 | 8.20 | 7.90 | 8.20 | 8.20 | 1.51 | 225 |   |  |