| 
                 
                    Closing price on 1/29/2016
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    21.60 | 
                 
                
                    | High | 
                    21.60 | 
                 
                
                    | Low | 
                    20.90 | 
                     
                
                    | Volume | 
                    119,310 | 
                                 
                
                    | Split-adjusted Price | 
                    8.04 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
CVT Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                1/29/2016
             | 
            
                -0.30 / -1.40%
             |             
            
                21.60
             |           
            
                21.60
             |               
            
                20.90
             |                           
            
                21.10
             | 
            
                21.26
             |                     
            
                8.04
             |                                 
            
                119,310
             |            
            
                 
             |                                       
         
    
        
            | 
                1/28/2016
             | 
            
                -0.30 / -1.38%
             |             
            
                21.70
             |           
            
                22.00
             |               
            
                21.40
             |                           
            
                21.40
             | 
            
                21.70
             |                     
            
                8.15
             |                                 
            
                78,060
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/27/2016
             | 
            
                +0.20 / +0.93%
             |             
            
                21.60
             |           
            
                22.00
             |               
            
                21.60
             |                           
            
                21.70
             | 
            
                21.73
             |                     
            
                8.27
             |                                 
            
                114,440
             |            
            
                 
             |                                       
         
    
        
            | 
                1/26/2016
             | 
            
                -0.80 / -3.59%
             |             
            
                22.00
             |           
            
                22.00
             |               
            
                21.00
             |                           
            
                21.50
             | 
            
                21.74
             |                     
            
                8.19
             |                                 
            
                160,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/25/2016
             | 
            
                +0.90 / +4.21%
             |             
            
                21.50
             |           
            
                22.70
             |               
            
                21.50
             |                           
            
                22.30
             | 
            
                22.18
             |                     
            
                8.50
             |                                 
            
                223,588
             |            
            
                 
             |                                       
         
    
        
            | 
                1/22/2016
             | 
            
                +0.40 / +1.90%
             |             
            
                21.00
             |           
            
                21.60
             |               
            
                20.80
             |                           
            
                21.40
             | 
            
                21.26
             |                     
            
                8.15
             |                                 
            
                138,070
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/21/2016
             | 
            
                +0.20 / +0.96%
             |             
            
                20.80
             |           
            
                21.40
             |               
            
                20.80
             |                           
            
                21.00
             | 
            
                21.11
             |                     
            
                8.00
             |                                 
            
                280,660
             |            
            
                 
             |                                       
         
    
        
            | 
                1/20/2016
             | 
            
                +0.30 / +1.46%
             |             
            
                20.50
             |           
            
                21.30
             |               
            
                20.30
             |                           
            
                20.80
             | 
            
                20.50
             |                     
            
                7.93
             |                                 
            
                200,130
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/19/2016
             | 
            
                +0.30 / +1.49%
             |             
            
                20.30
             |           
            
                20.60
             |               
            
                20.10
             |                           
            
                20.50
             | 
            
                20.38
             |                     
            
                7.81
             |                                 
            
                182,620
             |            
            
                 
             |                                       
         
    
        
            | 
                1/18/2016
             | 
            
                -1.30 / -6.05%
             |             
            
                21.20
             |           
            
                21.20
             |               
            
                19.40
             |                           
            
                20.20
             | 
            
                20.17
             |                     
            
                7.70
             |                                 
            
                352,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/15/2016
             | 
            
                -0.40 / -1.83%
             |             
            
                21.90
             |           
            
                21.90
             |               
            
                21.50
             |                           
            
                21.50
             | 
            
                21.69
             |                     
            
                8.19
             |                                 
            
                126,300
             |            
            
                 
             |                                       
         
    
        
            | 
                1/14/2016
             | 
            
                -0.30 / -1.35%
             |             
            
                22.20
             |           
            
                22.20
             |               
            
                21.70
             |                           
            
                21.90
             | 
            
                21.81
             |                     
            
                8.35
             |                                 
            
                267,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/13/2016
             | 
            
                -0.10 / -0.45%
             |             
            
                22.40
             |           
            
                22.50
             |               
            
                22.00
             |                           
            
                22.20
             | 
            
                22.30
             |                     
            
                8.46
             |                                 
            
                141,833
             |            
            
                 
             |                                       
         
    
        
            | 
                1/12/2016
             | 
            
                +0.40 / +1.83%
             |             
            
                21.60
             |           
            
                22.40
             |               
            
                21.60
             |                           
            
                22.30
             | 
            
                22.05
             |                     
            
                8.50
             |                                 
            
                254,130
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/11/2016
             | 
            
                -0.30 / -1.35%
             |             
            
                22.20
             |           
            
                22.50
             |               
            
                21.90
             |                           
            
                21.90
             | 
            
                22.19
             |                     
            
                8.35
             |                                 
            
                255,470
             |            
            
                 
             |                                       
         
    
        
            | 
                1/8/2016
             | 
            
                -0.60 / -2.63%
             |             
            
                22.80
             |           
            
                22.80
             |               
            
                22.20
             |                           
            
                22.20
             | 
            
                22.80
             |                     
            
                8.46
             |                                 
            
                241,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/7/2016
             | 
            
                -0.50 / -2.15%
             |             
            
                21.00
             |           
            
                23.20
             |               
            
                21.00
             |                           
            
                22.80
             | 
            
                22.80
             |                     
            
                8.69
             |                                 
            
                416,900
             |            
            
                 
             |                                       
         
    
        
            | 
                1/6/2016
             | 
            
                +0.50 / +2.19%
             |             
            
                22.90
             |           
            
                23.40
             |               
            
                22.90
             |                           
            
                23.30
             | 
            
                23.18
             |                     
            
                8.88
             |                                 
            
                174,133
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/5/2016
             | 
            
                -0.10 / -0.44%
             |             
            
                23.00
             |           
            
                23.00
             |               
            
                22.60
             |                           
            
                22.80
             | 
            
                22.90
             |                     
            
                8.69
             |                                 
            
                188,020
             |            
            
                 
             |                                       
         
    
        
            | 
                1/4/2016
             | 
            
                -0.10 / -0.43%
             |             
            
                23.00
             |           
            
                23.30
             |               
            
                22.90
             |                           
            
                22.90
             | 
            
                23.08
             |                     
            
                8.73
             |                                 
            
                221,460
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/31/2015
             | 
            
                -0.70 / -2.95%
             |             
            
                23.60
             |           
            
                23.70
             |               
            
                23.00
             |                           
            
                23.00
             | 
            
                23.40
             |                     
            
                8.76
             |                                 
            
                296,740
             |            
            
                 
             |                                       
         
    
        
            | 
                12/30/2015
             | 
            
                +0.30 / +1.28%
             |             
            
                23.50
             |           
            
                23.90
             |               
            
                23.50
             |                           
            
                23.70
             | 
            
                23.72
             |                     
            
                9.03
             |                                 
            
                221,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/29/2015
             | 
            
                +0.60 / +2.63%
             |             
            
                23.00
             |           
            
                23.40
             |               
            
                22.70
             |                           
            
                23.40
             | 
            
                23.04
             |                     
            
                8.92
             |                                 
            
                217,103
             |            
            
                 
             |                                       
         
    
        
            | 
                12/28/2015
             | 
            
                -0.90 / -3.80%
             |             
            
                23.70
             |           
            
                23.70
             |               
            
                22.80
             |                           
            
                22.80
             | 
            
                23.22
             |                     
            
                8.69
             |                                 
            
                828,680
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/25/2015
             | 
            
                -0.30 / -1.25%
             |             
            
                23.90
             |           
            
                24.10
             |               
            
                23.70
             |                           
            
                23.70
             | 
            
                23.85
             |                     
            
                9.03
             |                                 
            
                290,325
             |            
            
                 
             |                                       
         
    
        
            | 
                12/24/2015
             | 
            
                0.00 / 0.00%
             |             
            
                24.00
             |           
            
                24.20
             |               
            
                24.00
             |                           
            
                24.00
             | 
            
                24.09
             |                     
            
                9.15
             |                                 
            
                201,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/23/2015
             | 
            
                -0.50 / -2.04%
             |             
            
                24.50
             |           
            
                24.50
             |               
            
                24.00
             |                           
            
                24.00
             | 
            
                24.19
             |                     
            
                9.15
             |                                 
            
                713,308
             |            
            
                 
             |                                       
         
    
        
            | 
                12/22/2015
             | 
            
                -0.60 / -2.39%
             |             
            
                25.10
             |           
            
                25.10
             |               
            
                24.10
             |                           
            
                24.50
             | 
            
                24.67
             |                     
            
                9.34
             |                                 
            
                659,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/21/2015
             | 
            
                -0.30 / -1.18%
             |             
            
                25.40
             |           
            
                25.60
             |               
            
                25.00
             |                           
            
                25.10
             | 
            
                25.16
             |                     
            
                9.56
             |                                 
            
                176,610
             |            
            
                 
             |                                       
         
    
        
            | 
                12/18/2015
             | 
            
                +0.10 / +0.40%
             |             
            
                25.20
             |           
            
                25.80
             |               
            
                25.20
             |                           
            
                25.40
             | 
            
                25.62
             |                     
            
                9.68
             |                                 
            
                221,040
             |  
            
                 
             |                                                              
             
    
         
    
    
 |