| 
                 
                    Closing price on 12/1/2016
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    42.00 | 
                 
                
                    | High | 
                    42.30 | 
                 
                
                    | Low | 
                    41.70 | 
                     
                
                    | Volume | 
                    158,264 | 
                                 
                
                    | Split-adjusted Price | 
                    17.28 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
CVT Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                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
             |            
            
                 
             |                                       
         
    
        
            | 
                11/24/2016
             | 
            
                -0.40 / -0.94%
             |             
            
                42.40
             |           
            
                42.40
             |               
            
                42.00
             |                           
            
                42.00
             | 
            
                42.08
             |                     
            
                17.28
             |                                 
            
                111,015
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/23/2016
             | 
            
                +0.20 / +0.47%
             |             
            
                42.90
             |           
            
                43.50
             |               
            
                42.10
             |                           
            
                42.40
             | 
            
                42.50
             |                     
            
                17.45
             |                                 
            
                55,750
             |            
            
                 
             |                                       
         
    
        
            | 
                11/22/2016
             | 
            
                -0.40 / -0.94%
             |             
            
                43.00
             |           
            
                43.20
             |               
            
                42.00
             |                           
            
                42.20
             | 
            
                42.61
             |                     
            
                17.36
             |                                 
            
                162,550
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/21/2016
             | 
            
                +0.50 / +1.19%
             |             
            
                42.10
             |           
            
                42.90
             |               
            
                41.70
             |                           
            
                42.60
             | 
            
                42.36
             |                     
            
                17.53
             |                                 
            
                70,180
             |            
            
                 
             |                                       
         
    
        
            | 
                11/18/2016
             | 
            
                -0.50 / -1.17%
             |             
            
                42.10
             |           
            
                42.60
             |               
            
                41.80
             |                           
            
                42.10
             | 
            
                42.05
             |                     
            
                17.32
             |                                 
            
                123,550
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/17/2016
             | 
            
                -0.60 / -1.39%
             |             
            
                43.20
             |           
            
                43.50
             |               
            
                42.60
             |                           
            
                42.60
             | 
            
                43.20
             |                     
            
                17.53
             |                                 
            
                91,640
             |            
            
                 
             |                                       
         
    
        
            | 
                11/16/2016
             | 
            
                0.00 / 0.00%
             |             
            
                43.50
             |           
            
                43.70
             |               
            
                43.10
             |                           
            
                43.20
             | 
            
                43.40
             |                     
            
                17.78
             |                                 
            
                108,453
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/15/2016
             | 
            
                +0.90 / +2.13%
             |             
            
                42.40
             |           
            
                43.50
             |               
            
                42.40
             |                           
            
                43.20
             | 
            
                43.03
             |                     
            
                17.78
             |                                 
            
                259,285
             |            
            
                 
             |                                       
         
    
        
            | 
                11/14/2016
             | 
            
                -0.60 / -1.40%
             |             
            
                42.70
             |           
            
                42.70
             |               
            
                42.00
             |                           
            
                42.30
             | 
            
                42.43
             |                     
            
                17.41
             |                                 
            
                119,740
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/11/2016
             | 
            
                +0.30 / +0.70%
             |             
            
                42.30
             |           
            
                42.90
             |               
            
                42.10
             |                           
            
                42.90
             | 
            
                42.60
             |                     
            
                17.65
             |                                 
            
                126,183
             |            
            
                 
             |                                       
         
    
        
            | 
                11/10/2016
             | 
            
                +2.10 / +5.19%
             |             
            
                41.90
             |           
            
                42.70
             |               
            
                41.20
             |                           
            
                42.60
             | 
            
                42.03
             |                     
            
                17.53
             |                                 
            
                335,710
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/9/2016
             | 
            
                -0.80 / -1.94%
             |             
            
                41.30
             |           
            
                41.30
             |               
            
                39.00
             |                           
            
                40.50
             | 
            
                40.15
             |                     
            
                16.67
             |                                 
            
                426,840
             |            
            
                 
             |                                       
         
    
        
            | 
                11/8/2016
             | 
            
                0.00 / 0.00%
             |             
            
                42.40
             |           
            
                42.40
             |               
            
                41.00
             |                           
            
                41.30
             | 
            
                41.43
             |                     
            
                16.99
             |                                 
            
                229,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/7/2016
             | 
            
                +0.70 / +1.72%
             |             
            
                40.90
             |           
            
                41.30
             |               
            
                40.60
             |                           
            
                41.30
             | 
            
                40.90
             |                     
            
                16.99
             |                                 
            
                107,325
             |            
            
                 
             |                                       
         
    
        
            | 
                11/4/2016
             | 
            
                +0.30 / +0.74%
             |             
            
                40.90
             |           
            
                41.50
             |               
            
                40.20
             |                           
            
                40.60
             | 
            
                40.78
             |                     
            
                16.71
             |                                 
            
                90,420
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/3/2016
             | 
            
                -1.50 / -3.59%
             |             
            
                41.80
             |           
            
                41.80
             |               
            
                39.90
             |                           
            
                40.30
             | 
            
                40.56
             |                     
            
                16.58
             |                                 
            
                283,485
             |            
            
                 
             |                                       
         
    
        
            | 
                11/2/2016
             | 
            
                -1.40 / -3.24%
             |             
            
                43.00
             |           
            
                43.00
             |               
            
                41.70
             |                           
            
                41.80
             | 
            
                42.28
             |                     
            
                17.20
             |                                 
            
                240,070
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/1/2016
             | 
            
                -0.10 / -0.23%
             |             
            
                42.80
             |           
            
                43.30
             |               
            
                42.30
             |                           
            
                43.20
             | 
            
                42.91
             |                     
            
                17.78
             |                                 
            
                105,030
             |            
            
                 
             |                                       
         
    
        
            | 
                10/31/2016
             | 
            
                0.00 / 0.00%
             |             
            
                43.60
             |           
            
                43.80
             |               
            
                42.20
             |                           
            
                43.30
             | 
            
                43.00
             |                     
            
                17.82
             |                                 
            
                132,280
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/28/2016
             | 
            
                +1.30 / +3.10%
             |             
            
                42.00
             |           
            
                43.30
             |               
            
                42.00
             |                           
            
                43.30
             | 
            
                42.75
             |                     
            
                17.82
             |                                 
            
                140,860
             |            
            
                 
             |                                       
         
    
        
            | 
                10/27/2016
             | 
            
                -0.40 / -0.94%
             |             
            
                42.40
             |           
            
                42.90
             |               
            
                41.80
             |                           
            
                42.00
             | 
            
                42.17
             |                     
            
                17.28
             |                                 
            
                196,350
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/26/2016
             | 
            
                -0.60 / -1.40%
             |             
            
                43.00
             |           
            
                43.10
             |               
            
                42.10
             |                           
            
                42.40
             | 
            
                42.50
             |                     
            
                17.45
             |                                 
            
                159,810
             |            
            
                 
             |                                       
         
    
        
            | 
                10/25/2016
             | 
            
                +0.60 / +1.42%
             |             
            
                42.00
             |           
            
                44.00
             |               
            
                41.20
             |                           
            
                43.00
             | 
            
                42.54
             |                     
            
                17.69
             |                                 
            
                352,684
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/24/2016
             | 
            
                -2.20 / -4.93%
             |             
            
                44.60
             |           
            
                44.60
             |               
            
                42.40
             |                           
            
                42.40
             | 
            
                43.37
             |                     
            
                17.45
             |                                 
            
                407,890
             |            
            
                 
             |                                       
         
    
        
            | 
                10/21/2016
             | 
            
                -0.50 / -1.11%
             |             
            
                44.00
             |           
            
                45.20
             |               
            
                41.00
             |                           
            
                44.60
             | 
            
                44.69
             |                     
            
                18.35
             |                                 
            
                329,620
             |  
            
                 
             |                                                              
             
    
         
    
    
 |