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                    Closing price on 2/27/2014
                 |  |  
    
        |           
                
                    | Open | 18.10 |  
                    | High | 18.80 |  
                    | Low | 16.90 |  
                    | Volume | 113,940 |  
                    | Split-adjusted Price | 3.29 |  
                
             | 
 |  CVT Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 2/27/2014 | -0.20 / -1.10% | 18.10 | 18.80 | 16.90 | 17.90 | 17.90 | 3.29 | 113,940 |   |  
            | 2/26/2014 | +1.30 / +7.74% | 17.10 | 18.40 | 16.90 | 18.10 | 18.10 | 3.32 | 134,000 |   |  			
            | 2/25/2014 | +1.50 / +9.80% | 15.50 | 16.80 | 15.20 | 16.80 | 16.80 | 3.09 | 420,950 |   |  
            | 2/24/2014 | +0.40 / +2.68% | 14.90 | 15.30 | 14.70 | 15.30 | 15.30 | 2.81 | 34,719 |   |  			
            | 2/21/2014 | +0.30 / +2.05% | 14.50 | 15.10 | 14.50 | 14.90 | 14.90 | 2.74 | 145,800 |   |  
            | 2/20/2014 | -0.50 / -3.31% | 15.10 | 15.80 | 14.50 | 14.60 | 14.60 | 2.68 | 138,700 |   |  			
            | 2/19/2014 | +0.90 / +6.34% | 14.00 | 15.10 | 14.00 | 15.10 | 15.10 | 2.77 | 95,300 |   |  
            | 2/18/2014 | +0.50 / +3.65% | 13.80 | 14.20 | 13.80 | 14.20 | 14.20 | 2.61 | 85,100 |   |  			
            | 2/17/2014 | +0.20 / +1.48% | 14.10 | 14.10 | 13.50 | 13.70 | 13.70 | 2.52 | 38,100 |   |  
            | 2/14/2014 | +0.30 / +2.27% | 13.30 | 13.70 | 13.20 | 13.50 | 13.50 | 2.48 | 63,600 |   |  			
            | 2/13/2014 | +0.20 / +1.54% | 13.00 | 14.00 | 13.00 | 13.20 | 13.20 | 2.42 | 14,913 |   |  
            | 2/12/2014 | +0.50 / +4.00% | 12.50 | 13.10 | 11.30 | 13.00 | 13.00 | 2.39 | 37,200 |   |  			
            | 2/11/2014 | 0.00 / 0.00% | 13.00 | 13.00 | 12.40 | 12.50 | 12.50 | 2.30 | 20,900 |   |  
            | 2/10/2014 | +0.10 / +0.81% | 12.30 | 12.50 | 12.00 | 12.50 | 12.50 | 2.30 | 163,400 |   |  			
            | 2/7/2014 | 0.00 / 0.00% | 12.50 | 12.50 | 12.30 | 12.40 | 12.40 | 2.28 | 43,300 |   |  
            | 2/6/2014 | +0.20 / +1.64% | 12.30 | 12.40 | 12.20 | 12.40 | 12.40 | 2.28 | 500 |   |  			
            | 1/27/2014 | +0.10 / +0.83% | 12.10 | 12.20 | 11.90 | 12.20 | 12.20 | 2.24 | 36,200 |   |  
            | 1/24/2014 | 0.00 / 0.00% | 12.10 | 12.10 | 11.70 | 12.10 | 12.10 | 2.22 | 14,200 |   |  			
            | 1/23/2014 | +0.30 / +2.54% | 12.00 | 12.10 | 11.80 | 12.10 | 12.10 | 2.22 | 13,800 |   |  
            | 1/22/2014 | +0.10 / +0.85% | 11.90 | 11.90 | 11.60 | 11.80 | 11.80 | 2.17 | 41,300 |   |  			
            | 1/21/2014 | +0.30 / +2.63% | 11.50 | 12.20 | 11.50 | 11.70 | 11.70 | 2.15 | 116,200 |   |  
            | 1/20/2014 | +0.20 / +1.79% | 10.90 | 11.40 | 10.90 | 11.40 | 11.40 | 2.09 | 31,000 |   |  			
            | 1/17/2014 | -0.70 / -5.88% | 11.60 | 11.60 | 11.00 | 11.20 | 11.20 | 2.06 | 41,300 |   |  
            | 1/16/2014 | -0.10 / -0.83% | 12.40 | 12.40 | 11.60 | 11.90 | 11.90 | 2.19 | 34,900 |   |  			
            | 1/15/2014 | +0.60 / +5.26% | 11.40 | 12.20 | 11.40 | 12.00 | 12.00 | 2.20 | 49,410 |   |  
            | 1/14/2014 | 0.00 / 0.00% | 11.40 | 11.40 | 11.40 | 11.40 | 11.40 | 2.09 | 23,600 |   |  			
            | 1/13/2014 | +0.80 / +7.55% | 10.80 | 11.50 | 10.80 | 11.40 | 11.40 | 2.09 | 69,600 |   |  
            | 1/10/2014 | 0.00 / 0.00% | 11.00 | 11.00 | 10.60 | 10.60 | 10.60 | 1.95 | 8,000 |   |  			
            | 1/9/2014 | +0.40 / +3.92% | 10.60 | 10.60 | 10.60 | 10.60 | 10.60 | 1.95 | 200 |   |  
            | 1/8/2014 | -0.40 / -3.77% | 10.20 | 10.20 | 10.20 | 10.20 | 10.20 | 1.87 | 6,925 |   |  |