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            | 
                    Closing price on 9/16/2016
                 |  |  
    
        |           
                
                    | Open | 43.10 |  
                    | High | 46.00 |  
                    | Low | 43.10 |  
                    | Volume | 913,993 |  
                    | Split-adjusted Price | 18.93 |  
                
             | 
 |  CVT Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 9/16/2016 | +3.10 / +7.23% | 43.10 | 46.00 | 43.10 | 46.00 | 44.58 | 18.93 | 913,993 |   |  
            | 9/15/2016 | +0.20 / +0.47% | 42.70 | 43.30 | 42.40 | 42.90 | 42.87 | 17.65 | 288,400 |   |  			
            | 9/14/2016 | -0.20 / -0.47% | 42.90 | 43.50 | 42.50 | 42.70 | 42.97 | 17.57 | 161,500 |   |  
            | 9/13/2016 | +1.10 / +2.63% | 41.90 | 43.20 | 41.90 | 42.90 | 42.67 | 17.65 | 309,410 |   |  			
            | 9/12/2016 | -1.10 / -2.56% | 42.40 | 42.40 | 41.80 | 41.80 | 42.02 | 17.20 | 403,300 |   |  
            | 9/9/2016 | 0.00 / 0.00% | 42.80 | 43.60 | 42.70 | 42.90 | 43.15 | 17.65 | 255,020 |   |  			
            | 9/8/2016 | -0.20 / -0.46% | 43.10 | 43.80 | 42.80 | 42.90 | 43.15 | 17.65 | 183,559 |   |  
            | 9/7/2016 | +1.60 / +3.86% | 41.00 | 43.10 | 40.60 | 43.10 | 41.50 | 17.74 | 622,145 |   |  			
            | 9/6/2016 | -0.80 / -1.89% | 42.50 | 44.00 | 41.50 | 41.50 | 43.21 | 17.08 | 618,308 |   |  
            | 9/5/2016 | +1.90 / +4.70% | 41.50 | 42.80 | 38.50 | 42.30 | 41.76 | 17.41 | 433,300 |   |  			
            | 9/1/2016 | +0.90 / +2.28% | 39.50 | 40.50 | 39.20 | 40.40 | 40.03 | 16.62 | 487,535 |   |  
            | 8/31/2016 | +0.20 / +0.51% | 39.10 | 40.20 | 39.00 | 39.50 | 39.62 | 16.25 | 327,030 |   |  			
            | 8/30/2016 | +0.90 / +2.34% | 38.00 | 39.30 | 38.00 | 39.30 | 38.67 | 16.17 | 420,918 |   |  
            | 8/29/2016 | -1.50 / -3.76% | 39.90 | 40.00 | 38.40 | 38.40 | 39.31 | 15.80 | 554,484 |   |  			
            | 8/26/2016 | +1.10 / +2.84% | 38.80 | 39.90 | 38.80 | 39.90 | 39.23 | 16.42 | 549,490 |   |  
            | 8/25/2016 | +2.00 / +5.43% | 36.70 | 39.20 | 36.00 | 38.80 | 38.08 | 15.97 | 1,026,666 |   |  			
            | 8/24/2016 | 0.00 / 0.00% | 36.80 | 37.20 | 36.60 | 36.80 | 36.88 | 15.14 | 313,280 |   |  
            | 8/23/2016 | +1.00 / +2.79% | 35.70 | 36.80 | 35.50 | 36.80 | 36.50 | 15.14 | 611,885 |   |  			
            | 8/22/2016 | -0.50 / -1.38% | 36.30 | 36.50 | 35.80 | 35.80 | 36.10 | 14.73 | 305,090 |   |  
            | 8/19/2016 | -0.10 / -0.27% | 36.80 | 37.40 | 36.30 | 36.30 | 36.40 | 14.94 | 380,600 |   |  			
            | 8/18/2016 | -0.70 / -1.89% | 36.90 | 37.30 | 36.30 | 36.40 | 36.66 | 14.98 | 452,640 |   |  
            | 8/17/2016 | +0.60 / +1.64% | 36.50 | 37.50 | 36.00 | 37.10 | 37.00 | 15.27 | 681,010 |   |  			
            | 8/16/2016 | +1.00 / +2.82% | 35.90 | 37.00 | 34.50 | 36.50 | 36.62 | 15.02 | 788,300 |   |  
            | 8/15/2016 | +1.80 / +5.34% | 33.30 | 35.50 | 33.30 | 35.50 | 34.68 | 14.61 | 823,090 |   |  			
            | 8/12/2016 | -0.30 / -0.88% | 34.20 | 34.90 | 33.40 | 33.70 | 33.92 | 13.87 | 442,650 |   |  
            | 8/11/2016 | -0.10 / -0.29% | 34.10 | 34.40 | 33.60 | 34.00 | 34.10 | 13.99 | 342,100 |   |  			
            | 8/10/2016 | +1.10 / +3.33% | 33.00 | 34.10 | 32.50 | 34.10 | 33.70 | 14.03 | 534,840 |   |  
            | 8/9/2016 | +1.20 / +3.77% | 32.00 | 33.00 | 31.80 | 33.00 | 32.60 | 13.58 | 445,480 |   |  			
            | 8/8/2016 | +0.40 / +1.27% | 31.60 | 32.00 | 31.40 | 31.80 | 31.57 | 13.09 | 256,610 |   |  
            | 8/5/2016 | -0.10 / -0.32% | 31.20 | 31.70 | 30.80 | 31.40 | 31.39 | 12.92 | 363,090 |   |  |