| 
    
        
            | 
                    Closing price on 8/4/2014
                 |  |  
    
        |           
                
                    | Open | 17.40 |  
                    | High | 17.60 |  
                    | Low | 17.30 |  
                    | Volume | 75,000 |  
                    | Split-adjusted Price | 3.52 |  
                
             | 
 |  CVT Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 8/4/2014 | 0.00 / 0.00% | 17.40 | 17.60 | 17.30 | 17.40 | 17.40 | 3.52 | 75,000 |   |  
            | 8/1/2014 | +0.50 / +2.96% | 16.90 | 17.50 | 16.90 | 17.40 | 17.40 | 3.52 | 127,000 |   |  			
            | 7/31/2014 | +0.30 / +1.81% | 16.60 | 17.10 | 16.60 | 16.90 | 16.90 | 3.41 | 52,346 |   |  
            | 7/30/2014 | -0.40 / -2.35% | 17.00 | 17.00 | 16.60 | 16.60 | 16.60 | 3.35 | 30,200 |   |  			
            | 7/29/2014 | -0.20 / -1.16% | 17.20 | 17.20 | 16.80 | 17.00 | 17.00 | 3.43 | 52,400 |   |  
            | 7/28/2014 | -0.30 / -1.71% | 17.20 | 17.30 | 16.70 | 17.20 | 17.20 | 3.47 | 125,300 |   |  			
            | 7/25/2014 | -0.50 / -2.78% | 18.00 | 18.00 | 17.50 | 17.50 | 17.50 | 3.54 | 60,523 |   |  
            | 7/24/2014 | -0.30 / -1.64% | 18.60 | 18.60 | 18.00 | 18.00 | 18.00 | 3.64 | 158,400 |   |  			
            | 7/23/2014 | -1.50 / -7.58% | 16.40 | 18.50 | 16.40 | 18.30 | 18.30 | 3.70 | 206,900 |   |  
            | 7/22/2014 | +0.40 / +2.06% | 19.40 | 19.80 | 19.20 | 19.80 | 19.80 | 3.64 | 120,523 |   |  			
            | 7/21/2014 | -0.40 / -2.02% | 19.90 | 20.00 | 19.00 | 19.40 | 19.40 | 3.56 | 116,500 |   |  
            | 7/18/2014 | -0.20 / -1.00% | 20.00 | 20.50 | 19.70 | 19.80 | 19.80 | 3.64 | 134,500 |   |  			
            | 7/17/2014 | +0.70 / +3.63% | 18.80 | 20.20 | 18.80 | 20.00 | 20.00 | 3.67 | 300,000 |   |  
            | 7/16/2014 | -0.30 / -1.53% | 19.60 | 19.60 | 19.30 | 19.30 | 19.30 | 3.54 | 106,100 |   |  			
            | 7/15/2014 | +0.90 / +4.81% | 18.70 | 20.40 | 18.70 | 19.60 | 19.60 | 3.60 | 459,000 |   |  
            | 7/14/2014 | -0.10 / -0.53% | 18.20 | 18.70 | 18.10 | 18.70 | 18.70 | 3.43 | 58,700 |   |  			
            | 7/11/2014 | 0.00 / 0.00% | 19.00 | 19.20 | 18.70 | 18.80 | 18.80 | 3.45 | 127,730 |   |  
            | 7/10/2014 | +0.90 / +5.03% | 18.00 | 18.90 | 18.00 | 18.80 | 18.80 | 3.45 | 300,780 |   |  			
            | 7/9/2014 | +0.10 / +0.56% | 17.90 | 18.00 | 17.70 | 17.90 | 17.90 | 3.29 | 196,100 |   |  
            | 7/8/2014 | -0.30 / -1.66% | 18.10 | 18.10 | 17.60 | 17.80 | 17.80 | 3.27 | 130,100 |   |  			
            | 7/7/2014 | +1.00 / +5.85% | 17.50 | 18.10 | 17.50 | 18.10 | 18.10 | 3.32 | 196,235 |   |  
            | 7/4/2014 | +0.40 / +2.40% | 16.80 | 17.10 | 16.70 | 17.10 | 17.10 | 3.14 | 123,225 |   |  			
            | 7/3/2014 | +0.20 / +1.21% | 16.60 | 16.80 | 16.50 | 16.70 | 16.70 | 3.07 | 56,000 |   |  
            | 7/2/2014 | +0.70 / +4.43% | 15.90 | 16.60 | 15.90 | 16.50 | 16.50 | 3.03 | 42,450 |   |  			
            | 7/1/2014 | +0.60 / +3.95% | 15.00 | 15.90 | 15.00 | 15.80 | 15.80 | 2.90 | 53,200 |   |  
            | 6/30/2014 | -0.10 / -0.65% | 15.20 | 15.20 | 15.20 | 15.20 | 15.20 | 2.79 | 5,000 |   |  			
            | 6/27/2014 | +0.10 / +0.66% | 15.10 | 15.30 | 14.90 | 15.30 | 15.30 | 2.81 | 13,000 |   |  
            | 6/26/2014 | +0.20 / +1.33% | 15.60 | 15.60 | 14.90 | 15.20 | 15.20 | 2.79 | 3,300 |   |  			
            | 6/25/2014 | -0.20 / -1.32% | 15.70 | 15.70 | 15.00 | 15.00 | 15.00 | 2.75 | 4,100 |   |  
            | 6/24/2014 | +0.60 / +4.11% | 15.90 | 15.90 | 15.00 | 15.20 | 15.20 | 2.79 | 2,300 |   |  |