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                    Closing price on 10/1/2014
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        |           
                
                    | Open | 36.10 |  
                    | High | 36.40 |  
                    | Low | 35.50 |  
                    | Volume | 206,938 |  
                    | Split-adjusted Price | 7.19 |  
                
             | 
 |  CVT Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 10/1/2014 | -0.30 / -0.84% | 36.10 | 36.40 | 35.50 | 35.60 | 35.60 | 7.19 | 206,938 |   |  
            | 9/30/2014 | +0.90 / +2.57% | 35.30 | 35.90 | 34.50 | 35.90 | 35.90 | 7.25 | 195,850 |   |  			
            | 9/29/2014 | +0.40 / +1.16% | 34.20 | 36.00 | 33.70 | 35.00 | 35.00 | 7.07 | 298,788 |   |  
            | 9/26/2014 | +0.60 / +1.76% | 35.00 | 35.00 | 34.20 | 34.60 | 34.60 | 6.99 | 261,300 |   |  			
            | 9/25/2014 | +2.10 / +6.58% | 32.00 | 34.90 | 31.90 | 34.00 | 34.00 | 6.87 | 413,200 |   |  
            | 9/24/2014 | +2.90 / +10.00% | 29.90 | 31.90 | 29.50 | 31.90 | 31.90 | 6.44 | 599,900 |   |  			
            | 9/23/2014 | +0.20 / +0.69% | 28.70 | 29.50 | 28.60 | 29.00 | 29.00 | 5.86 | 166,607 |   |  
            | 9/22/2014 | -0.70 / -2.37% | 29.00 | 30.40 | 28.20 | 28.80 | 28.80 | 5.82 | 149,900 |   |  			
            | 9/19/2014 | -0.50 / -1.67% | 28.50 | 29.50 | 28.10 | 29.50 | 29.50 | 5.96 | 266,500 |   |  
            | 9/18/2014 | -0.20 / -0.66% | 32.00 | 32.00 | 29.00 | 30.00 | 30.00 | 6.06 | 317,700 |   |  			
            | 9/17/2014 | +2.70 / +9.82% | 28.00 | 30.20 | 28.00 | 30.20 | 30.20 | 6.10 | 531,640 |   |  
            | 9/16/2014 | +2.50 / +10.00% | 25.50 | 27.50 | 25.00 | 27.50 | 27.50 | 5.56 | 766,507 |   |  			
            | 9/15/2014 | -0.50 / -1.96% | 25.00 | 26.00 | 25.00 | 25.00 | 25.00 | 5.05 | 194,800 |   |  
            | 9/12/2014 | -0.10 / -0.39% | 25.30 | 25.60 | 25.00 | 25.50 | 25.50 | 5.15 | 96,200 |   |  			
            | 9/11/2014 | -0.40 / -1.54% | 25.00 | 26.00 | 25.00 | 25.60 | 25.60 | 5.17 | 130,900 |   |  
            | 9/10/2014 | +1.90 / +7.88% | 24.10 | 26.00 | 23.50 | 26.00 | 26.00 | 5.25 | 252,400 |   |  			
            | 9/9/2014 | -2.40 / -9.06% | 26.50 | 26.50 | 24.10 | 24.10 | 24.10 | 4.87 | 271,200 |   |  
            | 9/8/2014 | +1.20 / +4.74% | 25.00 | 27.00 | 25.00 | 26.50 | 26.50 | 5.35 | 238,913 |   |  			
            | 9/5/2014 | +1.60 / +6.75% | 24.40 | 25.30 | 23.90 | 25.30 | 25.30 | 5.11 | 313,720 |   |  
            | 9/4/2014 | +0.20 / +0.85% | 23.50 | 24.40 | 23.40 | 23.70 | 23.70 | 4.79 | 244,400 |   |  			
            | 9/3/2014 | -0.90 / -3.69% | 24.10 | 24.20 | 23.50 | 23.50 | 23.50 | 4.75 | 256,800 |   |  
            | 8/29/2014 | +0.20 / +0.83% | 23.80 | 24.40 | 23.70 | 24.40 | 24.40 | 4.93 | 113,900 |   |  			
            | 8/28/2014 | -0.30 / -1.22% | 24.00 | 25.10 | 24.00 | 24.20 | 24.20 | 4.89 | 142,300 |   |  
            | 8/27/2014 | +0.30 / +1.24% | 24.20 | 24.70 | 23.80 | 24.50 | 24.50 | 4.95 | 298,113 |   |  			
            | 8/26/2014 | -0.80 / -3.20% | 25.00 | 25.50 | 24.10 | 24.20 | 24.20 | 4.89 | 206,600 |   |  
            | 8/25/2014 | +1.10 / +4.60% | 24.00 | 25.90 | 24.00 | 25.00 | 25.00 | 5.05 | 273,235 |   |  			
            | 8/22/2014 | +2.10 / +9.63% | 21.80 | 23.90 | 21.80 | 23.90 | 23.90 | 4.83 | 327,900 |   |  
            | 8/21/2014 | +0.80 / +3.81% | 21.00 | 22.10 | 21.00 | 21.80 | 21.80 | 4.40 | 146,000 |   |  			
            | 8/20/2014 | +0.40 / +1.94% | 20.60 | 21.30 | 20.40 | 21.00 | 21.00 | 4.24 | 120,100 |   |  
            | 8/19/2014 | +0.40 / +1.98% | 20.00 | 21.00 | 19.90 | 20.60 | 20.60 | 4.16 | 141,125 |   |  |