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            | 
                    Closing price on 1/6/2017
                 |  |  
    
        |           
                
                    | Open | 39.50 |  
                    | High | 39.50 |  
                    | Low | 38.90 |  
                    | Volume | 193,140 |  
                    | Split-adjusted Price | 16.05 |  
                
             | 
 |  CVT Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 1/6/2017 | -0.40 / -1.02% | 39.50 | 39.50 | 38.90 | 39.00 | 39.15 | 16.05 | 193,140 |   |  
            | 1/5/2017 | +0.10 / +0.25% | 39.40 | 39.60 | 39.20 | 39.40 | 39.42 | 16.21 | 106,750 |   |  			
            | 1/4/2017 | +0.80 / +2.08% | 38.50 | 39.60 | 38.40 | 39.30 | 39.26 | 16.17 | 256,279 |   |  
            | 1/3/2017 | -0.20 / -0.52% | 38.70 | 39.00 | 38.50 | 38.50 | 38.64 | 15.84 | 101,100 |   |  			
            | 12/30/2016 | +0.30 / +0.78% | 38.30 | 38.80 | 38.30 | 38.70 | 38.54 | 15.92 | 170,150 |   |  
            | 12/29/2016 | -0.10 / -0.26% | 38.50 | 38.80 | 38.00 | 38.40 | 38.15 | 15.80 | 77,782 |   |  			
            | 12/28/2016 | -0.40 / -1.03% | 39.00 | 39.00 | 37.80 | 38.50 | 38.13 | 15.84 | 214,150 |   |  
            | 12/27/2016 | -0.10 / -0.26% | 39.00 | 39.00 | 38.10 | 38.90 | 38.51 | 16.01 | 116,120 |   |  			
            | 12/26/2016 | -0.30 / -0.76% | 39.50 | 39.50 | 38.40 | 39.00 | 38.74 | 16.05 | 75,880 |   |  
            | 12/23/2016 | 0.00 / 0.00% | 39.70 | 39.70 | 38.50 | 39.30 | 39.06 | 16.17 | 143,550 |   |  			
            | 12/22/2016 | -0.50 / -1.26% | 40.00 | 40.00 | 39.30 | 39.30 | 39.59 | 16.17 | 93,650 |   |  
            | 12/21/2016 | -0.20 / -0.50% | 40.00 | 40.20 | 39.50 | 39.80 | 39.85 | 16.38 | 157,697 |   |  			
            | 12/20/2016 | +1.00 / +2.56% | 39.00 | 40.00 | 39.00 | 40.00 | 39.55 | 16.46 | 178,530 |   |  
            | 12/19/2016 | -1.00 / -2.50% | 40.00 | 41.00 | 39.00 | 39.00 | 39.90 | 16.05 | 258,751 |   |  			
            | 12/16/2016 | +0.40 / +1.01% | 39.90 | 41.90 | 39.40 | 40.00 | 40.68 | 16.46 | 501,390 |   |  
            | 12/15/2016 | +2.60 / +7.03% | 37.10 | 40.00 | 37.00 | 39.60 | 38.90 | 16.29 | 802,400 |   |  			
            | 12/14/2016 | +1.70 / +4.82% | 34.90 | 37.00 | 34.80 | 37.00 | 36.35 | 15.22 | 235,218 |   |  
            | 12/13/2016 | +0.90 / +2.62% | 33.90 | 35.80 | 33.90 | 35.30 | 34.88 | 14.53 | 356,010 |   |  			
            | 12/12/2016 | -1.90 / -5.23% | 36.00 | 36.00 | 34.10 | 34.40 | 34.80 | 14.16 | 354,640 |   |  
            | 12/9/2016 | -0.30 / -0.82% | 37.00 | 37.40 | 36.00 | 36.30 | 36.43 | 14.94 | 174,120 |   |  			
            | 12/8/2016 | +0.90 / +2.52% | 36.00 | 37.40 | 35.90 | 36.60 | 36.31 | 15.06 | 194,500 |   |  
            | 12/7/2016 | -2.20 / -5.80% | 38.00 | 38.00 | 35.30 | 35.70 | 36.05 | 14.69 | 398,923 |   |  			
            | 12/6/2016 | -3.80 / -9.11% | 40.80 | 40.80 | 37.90 | 37.90 | 38.52 | 15.60 | 845,833 |   |  
            | 12/5/2016 | -0.50 / -1.18% | 42.30 | 42.30 | 41.70 | 41.70 | 41.95 | 17.16 | 99,400 |   |  			
            | 12/2/2016 | +0.20 / +0.48% | 42.70 | 42.70 | 42.00 | 42.20 | 42.28 | 17.36 | 112,401 |   |  
            | 12/1/2016 | +0.30 / +0.72% | 42.00 | 42.30 | 41.70 | 42.00 | 42.00 | 17.28 | 158,264 |   |  			
            | 11/30/2016 | +0.70 / +1.71% | 41.10 | 41.70 | 40.70 | 41.70 | 40.99 | 17.16 | 115,700 |   |  
            | 11/29/2016 | -0.40 / -0.97% | 41.40 | 41.60 | 40.60 | 41.00 | 41.05 | 16.87 | 202,440 |   |  			
            | 11/28/2016 | -0.70 / -1.66% | 42.00 | 42.30 | 41.40 | 41.40 | 42.10 | 17.04 | 79,061 |   |  
            | 11/25/2016 | +0.10 / +0.24% | 42.00 | 42.20 | 41.70 | 42.10 | 41.88 | 17.32 | 140,240 |   |  |