| 
                 
                    Closing price on 8/29/2016
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    39.90 | 
                 
                
                    | High | 
                    40.00 | 
                 
                
                    | Low | 
                    38.40 | 
                     
                
                    | Volume | 
                    554,484 | 
                                 
                
                    | Split-adjusted Price | 
                    15.80 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
CVT Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                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
             |            
            
                 
             |                                       
         
    
        
            | 
                8/4/2016
             | 
            
                -0.30 / -0.94%
             |             
            
                31.80
             |           
            
                32.30
             |               
            
                31.40
             |                           
            
                31.50
             | 
            
                31.96
             |                     
            
                12.96
             |                                 
            
                243,860
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/3/2016
             | 
            
                +0.50 / +1.60%
             |             
            
                31.20
             |           
            
                32.00
             |               
            
                31.10
             |                           
            
                31.80
             | 
            
                31.67
             |                     
            
                13.09
             |                                 
            
                252,870
             |            
            
                 
             |                                       
         
    
        
            | 
                8/2/2016
             | 
            
                -1.10 / -3.40%
             |             
            
                32.20
             |           
            
                34.00
             |               
            
                31.20
             |                           
            
                31.30
             | 
            
                31.64
             |                     
            
                12.88
             |                                 
            
                687,411
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/1/2016
             | 
            
                -1.00 / -2.99%
             |             
            
                33.40
             |           
            
                33.40
             |               
            
                32.10
             |                           
            
                32.40
             | 
            
                32.64
             |                     
            
                13.33
             |                                 
            
                448,470
             |            
            
                 
             |                                       
         
    
        
            | 
                7/29/2016
             | 
            
                -0.20 / -0.60%
             |             
            
                33.60
             |           
            
                34.10
             |               
            
                33.20
             |                           
            
                33.40
             | 
            
                33.53
             |                     
            
                13.74
             |                                 
            
                494,070
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/28/2016
             | 
            
                -0.50 / -1.47%
             |             
            
                34.30
             |           
            
                34.60
             |               
            
                33.60
             |                           
            
                33.60
             | 
            
                33.94
             |                     
            
                13.83
             |                                 
            
                501,530
             |            
            
                 
             |                                       
         
    
        
            | 
                7/27/2016
             | 
            
                +0.20 / +0.59%
             |             
            
                33.90
             |           
            
                34.50
             |               
            
                33.90
             |                           
            
                34.10
             | 
            
                34.24
             |                     
            
                14.03
             |                                 
            
                344,633
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/26/2016
             | 
            
                -0.90 / -2.59%
             |             
            
                34.80
             |           
            
                34.80
             |               
            
                33.90
             |                           
            
                33.90
             | 
            
                34.20
             |                     
            
                13.95
             |                                 
            
                374,700
             |            
            
                 
             |                                       
         
    
        
            | 
                7/25/2016
             | 
            
                +0.20 / +0.58%
             |             
            
                34.60
             |           
            
                35.20
             |               
            
                34.50
             |                           
            
                34.80
             | 
            
                34.74
             |                     
            
                14.32
             |                                 
            
                247,610
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/22/2016
             | 
            
                -0.90 / -2.54%
             |             
            
                35.60
             |           
            
                35.60
             |               
            
                33.70
             |                           
            
                34.60
             | 
            
                35.50
             |                     
            
                14.24
             |                                 
            
                776,650
             |            
            
                 
             |                                       
         
    
        
            | 
                7/21/2016
             | 
            
                +0.40 / +1.14%
             |             
            
                35.50
             |           
            
                36.30
             |               
            
                35.10
             |                           
            
                35.50
             | 
            
                35.68
             |                     
            
                14.61
             |                                 
            
                698,150
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/20/2016
             | 
            
                -0.20 / -0.57%
             |             
            
                35.40
             |           
            
                36.00
             |               
            
                34.80
             |                           
            
                35.10
             | 
            
                35.27
             |                     
            
                14.44
             |                                 
            
                410,030
             |            
            
                 
             |                                       
         
    
        
            | 
                7/19/2016
             | 
            
                +2.10 / +6.33%
             |             
            
                33.20
             |           
            
                36.00
             |               
            
                33.20
             |                           
            
                35.30
             | 
            
                34.92
             |                     
            
                14.53
             |                                 
            
                1,615,333
             |  
            
                 
             |                                                              
             
    
         
    
    
 |