| 
                 
                    Closing price on 7/31/2012
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    17.00 | 
                 
                
                    | High | 
                    17.00 | 
                 
                
                    | Low | 
                    16.50 | 
                     
                
                    | Volume | 
                    160 | 
                                 
                
                    | Split-adjusted Price | 
                    9.19 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
C21 Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                7/31/2012
             | 
            
                -0.50 / -2.94%
             |             
            
                17.00
             |           
            
                17.00
             |               
            
                16.50
             |                           
            
                16.50
             | 
            
                16.50
             |                     
            
                9.19
             |                                 
            
                160
             |            
            
                 
             |                                       
         
    
        
            | 
                7/30/2012
             | 
            
                +0.40 / +2.41%
             |             
            
                16.00
             |           
            
                17.10
             |               
            
                15.80
             |                           
            
                17.00
             | 
            
                17.00
             |                     
            
                9.47
             |                                 
            
                3,440
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/27/2012
             | 
            
                -0.50 / -2.92%
             |             
            
                17.50
             |           
            
                17.90
             |               
            
                16.60
             |                           
            
                16.60
             | 
            
                16.60
             |                     
            
                9.24
             |                                 
            
                150
             |            
            
                 
             |                                       
         
    
        
            | 
                7/26/2012
             | 
            
                0.00 / 0.00%
             |             
            
                16.50
             |           
            
                17.10
             |               
            
                16.40
             |                           
            
                17.10
             | 
            
                17.10
             |                     
            
                9.52
             |                                 
            
                2,370
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/25/2012
             | 
            
                +0.60 / +3.64%
             |             
            
                17.10
             |           
            
                17.10
             |               
            
                17.10
             |                           
            
                17.10
             | 
            
                17.10
             |                     
            
                9.52
             |                                 
            
                110
             |            
            
                 
             |                                       
         
    
        
            | 
                7/24/2012
             | 
            
                0.00 / 0.00%
             |             
            
                17.20
             |           
            
                17.20
             |               
            
                16.50
             |                           
            
                16.50
             | 
            
                16.50
             |                     
            
                9.19
             |                                 
            
                200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/23/2012
             | 
            
                -0.80 / -4.62%
             |             
            
                16.50
             |           
            
                16.50
             |               
            
                16.50
             |                           
            
                16.50
             | 
            
                16.50
             |                     
            
                9.19
             |                                 
            
                150
             |            
            
                 
             |                                       
         
    
        
            | 
                7/20/2012
             | 
            
                +0.10 / +0.58%
             |             
            
                17.50
             |           
            
                17.60
             |               
            
                16.50
             |                           
            
                17.30
             | 
            
                17.30
             |                     
            
                9.63
             |                                 
            
                2,720
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/19/2012
             | 
            
                +0.70 / +4.24%
             |             
            
                17.30
             |           
            
                17.30
             |               
            
                17.10
             |                           
            
                17.20
             | 
            
                17.20
             |                     
            
                9.58
             |                                 
            
                1,180
             |            
            
                 
             |                                       
         
    
        
            | 
                7/18/2012
             | 
            
                0.00 / 0.00%
             |             
            
                16.00
             |           
            
                16.50
             |               
            
                16.00
             |                           
            
                16.50
             | 
            
                16.50
             |                     
            
                9.19
             |                                 
            
                2,010
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/17/2012
             | 
            
                0.00 / 0.00%
             |             
            
                16.50
             |           
            
                16.50
             |               
            
                16.50
             |                           
            
                16.50
             | 
            
                16.50
             |                     
            
                9.19
             |                                 
            
                10
             |            
            
                 
             |                                       
         
    
        
            | 
                7/16/2012
             | 
            
                0.00 / 0.00%
             |             
            
                16.50
             |           
            
                16.50
             |               
            
                16.00
             |                           
            
                16.50
             | 
            
                16.50
             |                     
            
                9.19
             |                                 
            
                780
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/13/2012
             | 
            
                0.00 / 0.00%
             |             
            
                17.20
             |           
            
                17.20
             |               
            
                16.20
             |                           
            
                16.50
             | 
            
                16.50
             |                     
            
                9.19
             |                                 
            
                30
             |            
            
                 
             |                                       
         
    
        
            | 
                7/12/2012
             | 
            
                0.00 / 0.00%
             |             
            
                16.50
             |           
            
                16.50
             |               
            
                16.50
             |                           
            
                16.50
             | 
            
                16.50
             |                     
            
                9.19
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/11/2012
             | 
            
                +0.10 / +0.61%
             |             
            
                16.20
             |           
            
                16.50
             |               
            
                16.20
             |                           
            
                16.50
             | 
            
                16.50
             |                     
            
                9.19
             |                                 
            
                1,510
             |            
            
                 
             |                                       
         
    
        
            | 
                7/10/2012
             | 
            
                -0.10 / -0.61%
             |             
            
                16.00
             |           
            
                16.50
             |               
            
                16.00
             |                           
            
                16.40
             | 
            
                16.40
             |                     
            
                9.13
             |                                 
            
                4,480
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/9/2012
             | 
            
                +0.10 / +0.61%
             |             
            
                16.50
             |           
            
                16.50
             |               
            
                16.50
             |                           
            
                16.50
             | 
            
                16.50
             |                     
            
                9.19
             |                                 
            
                10
             |            
            
                 
             |                                       
         
    
        
            | 
                7/6/2012
             | 
            
                -0.10 / -0.61%
             |             
            
                16.00
             |           
            
                16.40
             |               
            
                16.00
             |                           
            
                16.40
             | 
            
                16.40
             |                     
            
                9.13
             |                                 
            
                20
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/5/2012
             | 
            
                0.00 / 0.00%
             |             
            
                16.50
             |           
            
                16.50
             |               
            
                16.50
             |                           
            
                16.50
             | 
            
                16.50
             |                     
            
                9.19
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                7/4/2012
             | 
            
                -0.20 / -1.20%
             |             
            
                16.50
             |           
            
                16.60
             |               
            
                16.30
             |                           
            
                16.50
             | 
            
                16.50
             |                     
            
                9.19
             |                                 
            
                1,360
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/3/2012
             | 
            
                +0.30 / +1.83%
             |             
            
                16.70
             |           
            
                16.70
             |               
            
                16.60
             |                           
            
                16.70
             | 
            
                16.70
             |                     
            
                9.30
             |                                 
            
                7,090
             |            
            
                 
             |                                       
         
    
        
            | 
                7/2/2012
             | 
            
                -0.40 / -2.38%
             |             
            
                16.70
             |           
            
                16.80
             |               
            
                16.40
             |                           
            
                16.40
             | 
            
                16.40
             |                     
            
                9.13
             |                                 
            
                360
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/29/2012
             | 
            
                -0.20 / -1.18%
             |             
            
                16.80
             |           
            
                16.80
             |               
            
                16.80
             |                           
            
                16.80
             | 
            
                16.80
             |                     
            
                9.36
             |                                 
            
                20
             |            
            
                 
             |                                       
         
    
        
            | 
                6/28/2012
             | 
            
                +0.50 / +3.03%
             |             
            
                17.10
             |           
            
                17.10
             |               
            
                16.30
             |                           
            
                17.00
             | 
            
                17.00
             |                     
            
                9.47
             |                                 
            
                320
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/27/2012
             | 
            
                0.00 / 0.00%
             |             
            
                16.70
             |           
            
                16.70
             |               
            
                16.50
             |                           
            
                16.50
             | 
            
                16.50
             |                     
            
                9.19
             |                                 
            
                20
             |            
            
                 
             |                                       
         
    
        
            | 
                6/26/2012
             | 
            
                0.00 / 0.00%
             |             
            
                16.50
             |           
            
                16.50
             |               
            
                16.30
             |                           
            
                16.50
             | 
            
                16.50
             |                     
            
                9.19
             |                                 
            
                3,660
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/25/2012
             | 
            
                -0.20 / -1.20%
             |             
            
                16.90
             |           
            
                16.90
             |               
            
                16.30
             |                           
            
                16.50
             | 
            
                16.50
             |                     
            
                9.19
             |                                 
            
                320
             |            
            
                 
             |                                       
         
    
        
            | 
                6/22/2012
             | 
            
                +0.10 / +0.60%
             |             
            
                16.90
             |           
            
                16.90
             |               
            
                16.70
             |                           
            
                16.70
             | 
            
                16.70
             |                     
            
                9.30
             |                                 
            
                20
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/21/2012
             | 
            
                +0.50 / +3.11%
             |             
            
                16.70
             |           
            
                16.70
             |               
            
                16.30
             |                           
            
                16.60
             | 
            
                16.60
             |                     
            
                9.24
             |                                 
            
                2,170
             |            
            
                 
             |                                       
         
    
        
            | 
                6/20/2012
             | 
            
                -0.70 / -4.17%
             |             
            
                16.20
             |           
            
                16.80
             |               
            
                16.10
             |                           
            
                16.10
             | 
            
                16.10
             |                     
            
                8.97
             |                                 
            
                1,230
             |  
            
                 
             |                                                              
             
    
         
    
    
 |