| 
                 
                    Closing price on 10/12/2016
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    45.50 | 
                 
                
                    | High | 
                    45.90 | 
                 
                
                    | Low | 
                    45.20 | 
                     
                
                    | Volume | 
                    79,810 | 
                                 
                
                    | Split-adjusted Price | 
                    18.68 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
CVT Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                10/12/2016
             | 
            
                -0.40 / -0.87%
             |             
            
                45.50
             |           
            
                45.90
             |               
            
                45.20
             |                           
            
                45.40
             | 
            
                45.49
             |                     
            
                18.68
             |                                 
            
                79,810
             |            
            
                 
             |                                       
         
    
        
            | 
                10/11/2016
             | 
            
                +0.20 / +0.44%
             |             
            
                45.60
             |           
            
                45.80
             |               
            
                43.60
             |                           
            
                45.80
             | 
            
                44.42
             |                     
            
                18.85
             |                                 
            
                482,310
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/10/2016
             | 
            
                -0.50 / -1.08%
             |             
            
                46.00
             |           
            
                46.90
             |               
            
                45.60
             |                           
            
                45.60
             | 
            
                46.41
             |                     
            
                18.76
             |                                 
            
                202,050
             |            
            
                 
             |                                       
         
    
        
            | 
                10/7/2016
             | 
            
                -0.20 / -0.43%
             |             
            
                46.50
             |           
            
                46.70
             |               
            
                45.50
             |                           
            
                46.10
             | 
            
                45.99
             |                     
            
                18.97
             |                                 
            
                201,771
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/6/2016
             | 
            
                +1.00 / +2.21%
             |             
            
                45.60
             |           
            
                46.50
             |               
            
                45.60
             |                           
            
                46.30
             | 
            
                46.21
             |                     
            
                19.05
             |                                 
            
                254,675
             |            
            
                 
             |                                       
         
    
        
            | 
                10/5/2016
             | 
            
                +1.00 / +2.26%
             |             
            
                44.30
             |           
            
                45.70
             |               
            
                44.30
             |                           
            
                45.30
             | 
            
                45.09
             |                     
            
                18.64
             |                                 
            
                357,450
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/4/2016
             | 
            
                -1.40 / -3.06%
             |             
            
                46.00
             |           
            
                46.50
             |               
            
                44.00
             |                           
            
                44.30
             | 
            
                44.99
             |                     
            
                18.23
             |                                 
            
                815,050
             |            
            
                 
             |                                       
         
    
        
            | 
                10/3/2016
             | 
            
                -1.30 / -2.77%
             |             
            
                46.50
             |           
            
                47.70
             |               
            
                45.50
             |                           
            
                45.70
             | 
            
                46.80
             |                     
            
                18.80
             |                                 
            
                348,325
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/30/2016
             | 
            
                -1.00 / -2.08%
             |             
            
                47.90
             |           
            
                48.00
             |               
            
                47.00
             |                           
            
                47.00
             | 
            
                47.55
             |                     
            
                19.34
             |                                 
            
                447,520
             |            
            
                 
             |                                       
         
    
        
            | 
                9/29/2016
             | 
            
                -0.30 / -0.62%
             |             
            
                48.10
             |           
            
                48.60
             |               
            
                47.70
             |                           
            
                48.00
             | 
            
                48.03
             |                     
            
                19.75
             |                                 
            
                399,739
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/28/2016
             | 
            
                -0.30 / -0.62%
             |             
            
                48.60
             |           
            
                49.00
             |               
            
                47.90
             |                           
            
                48.30
             | 
            
                48.36
             |                     
            
                19.87
             |                                 
            
                319,365
             |            
            
                 
             |                                       
         
    
        
            | 
                9/27/2016
             | 
            
                +0.70 / +1.46%
             |             
            
                47.90
             |           
            
                48.80
             |               
            
                47.90
             |                           
            
                48.60
             | 
            
                48.49
             |                     
            
                20.00
             |                                 
            
                272,878
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/26/2016
             | 
            
                +0.50 / +1.05%
             |             
            
                47.40
             |           
            
                48.20
             |               
            
                47.40
             |                           
            
                47.90
             | 
            
                47.85
             |                     
            
                19.71
             |                                 
            
                242,182
             |            
            
                 
             |                                       
         
    
        
            | 
                9/23/2016
             | 
            
                +0.40 / +0.85%
             |             
            
                47.00
             |           
            
                48.00
             |               
            
                47.00
             |                           
            
                47.40
             | 
            
                47.00
             |                     
            
                19.50
             |                                 
            
                141,210
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/22/2016
             | 
            
                -1.20 / -2.49%
             |             
            
                48.50
             |           
            
                49.00
             |               
            
                47.00
             |                           
            
                47.00
             | 
            
                48.17
             |                     
            
                19.34
             |                                 
            
                441,528
             |            
            
                 
             |                                       
         
    
        
            | 
                9/21/2016
             | 
            
                +1.40 / +2.99%
             |             
            
                46.80
             |           
            
                48.40
             |               
            
                46.70
             |                           
            
                48.20
             | 
            
                47.71
             |                     
            
                19.83
             |                                 
            
                374,910
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/20/2016
             | 
            
                -0.10 / -0.21%
             |             
            
                46.90
             |           
            
                47.10
             |               
            
                46.10
             |                           
            
                46.80
             | 
            
                46.49
             |                     
            
                19.26
             |                                 
            
                334,969
             |            
            
                 
             |                                       
         
    
        
            | 
                9/19/2016
             | 
            
                +0.90 / +1.96%
             |             
            
                46.40
             |           
            
                47.40
             |               
            
                46.40
             |                           
            
                46.90
             | 
            
                47.02
             |                     
            
                19.30
             |                                 
            
                360,740
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/16/2016
             | 
            
                +3.10 / +7.23%
             |             
            
                43.10
             |           
            
                46.00
             |               
            
                43.10
             |                           
            
                46.00
             | 
            
                44.58
             |                     
            
                18.93
             |                                 
            
                913,993
             |            
            
                 
             |                                       
         
    
        
            | 
                9/15/2016
             | 
            
                +0.20 / +0.47%
             |             
            
                42.70
             |           
            
                43.30
             |               
            
                42.40
             |                           
            
                42.90
             | 
            
                42.87
             |                     
            
                17.65
             |                                 
            
                288,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/14/2016
             | 
            
                -0.20 / -0.47%
             |             
            
                42.90
             |           
            
                43.50
             |               
            
                42.50
             |                           
            
                42.70
             | 
            
                42.97
             |                     
            
                17.57
             |                                 
            
                161,500
             |            
            
                 
             |                                       
         
    
        
            | 
                9/13/2016
             | 
            
                +1.10 / +2.63%
             |             
            
                41.90
             |           
            
                43.20
             |               
            
                41.90
             |                           
            
                42.90
             | 
            
                42.67
             |                     
            
                17.65
             |                                 
            
                309,410
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/12/2016
             | 
            
                -1.10 / -2.56%
             |             
            
                42.40
             |           
            
                42.40
             |               
            
                41.80
             |                           
            
                41.80
             | 
            
                42.02
             |                     
            
                17.20
             |                                 
            
                403,300
             |            
            
                 
             |                                       
         
    
        
            | 
                9/9/2016
             | 
            
                0.00 / 0.00%
             |             
            
                42.80
             |           
            
                43.60
             |               
            
                42.70
             |                           
            
                42.90
             | 
            
                43.15
             |                     
            
                17.65
             |                                 
            
                255,020
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/8/2016
             | 
            
                -0.20 / -0.46%
             |             
            
                43.10
             |           
            
                43.80
             |               
            
                42.80
             |                           
            
                42.90
             | 
            
                43.15
             |                     
            
                17.65
             |                                 
            
                183,559
             |            
            
                 
             |                                       
         
    
        
            | 
                9/7/2016
             | 
            
                +1.60 / +3.86%
             |             
            
                41.00
             |           
            
                43.10
             |               
            
                40.60
             |                           
            
                43.10
             | 
            
                41.50
             |                     
            
                17.74
             |                                 
            
                622,145
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/6/2016
             | 
            
                -0.80 / -1.89%
             |             
            
                42.50
             |           
            
                44.00
             |               
            
                41.50
             |                           
            
                41.50
             | 
            
                43.21
             |                     
            
                17.08
             |                                 
            
                618,308
             |            
            
                 
             |                                       
         
    
        
            | 
                9/5/2016
             | 
            
                +1.90 / +4.70%
             |             
            
                41.50
             |           
            
                42.80
             |               
            
                38.50
             |                           
            
                42.30
             | 
            
                41.76
             |                     
            
                17.41
             |                                 
            
                433,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/1/2016
             | 
            
                +0.90 / +2.28%
             |             
            
                39.50
             |           
            
                40.50
             |               
            
                39.20
             |                           
            
                40.40
             | 
            
                40.03
             |                     
            
                16.62
             |                                 
            
                487,535
             |            
            
                 
             |                                       
         
    
        
            | 
                8/31/2016
             | 
            
                +0.20 / +0.51%
             |             
            
                39.10
             |           
            
                40.20
             |               
            
                39.00
             |                           
            
                39.50
             | 
            
                39.62
             |                     
            
                16.25
             |                                 
            
                327,030
             |  
            
                 
             |                                                              
             
    
         
    
    
 |