| 
                 
                    Closing price on 11/2/2012
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    21.70 | 
                 
                
                    | High | 
                    22.00 | 
                 
                
                    | Low | 
                    21.30 | 
                     
                
                    | Volume | 
                    789,100 | 
                                 
                
                    | Split-adjusted Price | 
                    6.81 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
CSM Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                11/2/2012
             | 
            
                -1.10 / -4.91%
             |             
            
                21.70
             |           
            
                22.00
             |               
            
                21.30
             |                           
            
                21.30
             | 
            
                21.30
             |                     
            
                6.81
             |                                 
            
                789,100
             |            
            
                 
             |                                       
         
    
        
            | 
                11/1/2012
             | 
            
                0.00 / 0.00%
             |             
            
                22.40
             |           
            
                22.60
             |               
            
                22.40
             |                           
            
                22.40
             | 
            
                22.40
             |                     
            
                7.16
             |                                 
            
                102,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/31/2012
             | 
            
                0.00 / 0.00%
             |             
            
                22.40
             |           
            
                22.50
             |               
            
                22.20
             |                           
            
                22.40
             | 
            
                22.40
             |                     
            
                7.16
             |                                 
            
                353,250
             |            
            
                 
             |                                       
         
    
        
            | 
                10/30/2012
             | 
            
                -0.10 / -0.44%
             |             
            
                22.50
             |           
            
                22.60
             |               
            
                22.40
             |                           
            
                22.40
             | 
            
                22.40
             |                     
            
                7.16
             |                                 
            
                217,640
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/29/2012
             | 
            
                -0.10 / -0.44%
             |             
            
                22.60
             |           
            
                22.70
             |               
            
                22.50
             |                           
            
                22.50
             | 
            
                22.50
             |                     
            
                7.20
             |                                 
            
                166,500
             |            
            
                 
             |                                       
         
    
        
            | 
                10/26/2012
             | 
            
                -0.10 / -0.44%
             |             
            
                22.70
             |           
            
                22.90
             |               
            
                22.60
             |                           
            
                22.60
             | 
            
                22.60
             |                     
            
                7.23
             |                                 
            
                239,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/25/2012
             | 
            
                0.00 / 0.00%
             |             
            
                22.70
             |           
            
                22.70
             |               
            
                22.50
             |                           
            
                22.70
             | 
            
                22.70
             |                     
            
                7.26
             |                                 
            
                409,380
             |            
            
                 
             |                                       
         
    
        
            | 
                10/24/2012
             | 
            
                -0.10 / -0.44%
             |             
            
                22.70
             |           
            
                22.90
             |               
            
                22.50
             |                           
            
                22.70
             | 
            
                22.70
             |                     
            
                7.26
             |                                 
            
                414,590
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/23/2012
             | 
            
                +0.10 / +0.44%
             |             
            
                22.80
             |           
            
                23.00
             |               
            
                22.70
             |                           
            
                22.80
             | 
            
                22.80
             |                     
            
                7.29
             |                                 
            
                246,720
             |            
            
                 
             |                                       
         
    
        
            | 
                10/22/2012
             | 
            
                -0.20 / -0.87%
             |             
            
                22.90
             |           
            
                22.90
             |               
            
                22.50
             |                           
            
                22.70
             | 
            
                22.70
             |                     
            
                7.26
             |                                 
            
                551,560
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/19/2012
             | 
            
                -0.40 / -1.72%
             |             
            
                23.20
             |           
            
                23.60
             |               
            
                22.50
             |                           
            
                22.90
             | 
            
                22.90
             |                     
            
                7.32
             |                                 
            
                706,010
             |            
            
                 
             |                                       
         
    
        
            | 
                10/18/2012
             | 
            
                -0.60 / -2.51%
             |             
            
                23.90
             |           
            
                24.10
             |               
            
                23.30
             |                           
            
                23.30
             | 
            
                23.30
             |                     
            
                7.45
             |                                 
            
                574,490
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/17/2012
             | 
            
                +0.60 / +2.58%
             |             
            
                24.40
             |           
            
                24.40
             |               
            
                23.60
             |                           
            
                23.90
             | 
            
                23.90
             |                     
            
                7.64
             |                                 
            
                1,585,800
             |            
            
                 
             |                                       
         
    
        
            | 
                10/16/2012
             | 
            
                +1.00 / +4.48%
             |             
            
                22.70
             |           
            
                23.30
             |               
            
                22.60
             |                           
            
                23.30
             | 
            
                23.30
             |                     
            
                7.45
             |                                 
            
                488,870
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/15/2012
             | 
            
                -0.50 / -2.19%
             |             
            
                22.90
             |           
            
                23.00
             |               
            
                22.10
             |                           
            
                22.30
             | 
            
                22.30
             |                     
            
                7.13
             |                                 
            
                321,170
             |            
            
                 
             |                                       
         
    
        
            | 
                10/12/2012
             | 
            
                -0.40 / -1.72%
             |             
            
                23.30
             |           
            
                23.30
             |               
            
                22.80
             |                           
            
                22.80
             | 
            
                22.80
             |                     
            
                7.29
             |                                 
            
                473,990
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/11/2012
             | 
            
                -0.10 / -0.43%
             |             
            
                23.50
             |           
            
                24.00
             |               
            
                23.00
             |                           
            
                23.20
             | 
            
                23.20
             |                     
            
                7.42
             |                                 
            
                602,260
             |            
            
                 
             |                                       
         
    
        
            | 
                10/10/2012
             | 
            
                +0.30 / +1.30%
             |             
            
                22.80
             |           
            
                23.40
             |               
            
                22.60
             |                           
            
                23.30
             | 
            
                23.30
             |                     
            
                7.45
             |                                 
            
                493,250
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/9/2012
             | 
            
                -0.10 / -0.43%
             |             
            
                23.10
             |           
            
                23.30
             |               
            
                22.90
             |                           
            
                23.00
             | 
            
                23.00
             |                     
            
                7.36
             |                                 
            
                361,470
             |            
            
                 
             |                                       
         
    
        
            | 
                10/8/2012
             | 
            
                +0.90 / +4.05%
             |             
            
                22.40
             |           
            
                23.20
             |               
            
                22.40
             |                           
            
                23.10
             | 
            
                23.10
             |                     
            
                7.39
             |                                 
            
                848,450
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/5/2012
             | 
            
                +0.40 / +1.83%
             |             
            
                21.90
             |           
            
                22.50
             |               
            
                21.90
             |                           
            
                22.20
             | 
            
                22.20
             |                     
            
                7.10
             |                                 
            
                799,680
             |            
            
                 
             |                                       
         
    
        
            | 
                10/4/2012
             | 
            
                -0.30 / -1.36%
             |             
            
                22.10
             |           
            
                22.10
             |               
            
                21.80
             |                           
            
                21.80
             | 
            
                21.80
             |                     
            
                6.97
             |                                 
            
                267,130
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/3/2012
             | 
            
                +0.20 / +0.91%
             |             
            
                22.00
             |           
            
                22.50
             |               
            
                21.90
             |                           
            
                22.10
             | 
            
                22.10
             |                     
            
                7.07
             |                                 
            
                346,870
             |            
            
                 
             |                                       
         
    
        
            | 
                10/2/2012
             | 
            
                +0.20 / +0.92%
             |             
            
                21.80
             |           
            
                21.90
             |               
            
                21.60
             |                           
            
                21.90
             | 
            
                21.90
             |                     
            
                7.00
             |                                 
            
                235,680
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/1/2012
             | 
            
                -0.40 / -1.81%
             |             
            
                22.20
             |           
            
                22.20
             |               
            
                21.50
             |                           
            
                21.70
             | 
            
                21.70
             |                     
            
                6.94
             |                                 
            
                301,050
             |            
            
                 
             |                                       
         
    
        
            | 
                9/28/2012
             | 
            
                -0.20 / -0.90%
             |             
            
                22.00
             |           
            
                22.40
             |               
            
                22.00
             |                           
            
                22.10
             | 
            
                22.10
             |                     
            
                7.07
             |                                 
            
                211,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/27/2012
             | 
            
                -0.10 / -0.45%
             |             
            
                22.20
             |           
            
                22.50
             |               
            
                22.20
             |                           
            
                22.30
             | 
            
                22.30
             |                     
            
                7.13
             |                                 
            
                169,900
             |            
            
                 
             |                                       
         
    
        
            | 
                9/26/2012
             | 
            
                +0.10 / +0.45%
             |             
            
                22.50
             |           
            
                22.70
             |               
            
                22.30
             |                           
            
                22.40
             | 
            
                22.40
             |                     
            
                7.16
             |                                 
            
                158,620
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/25/2012
             | 
            
                +0.10 / +0.45%
             |             
            
                22.10
             |           
            
                22.70
             |               
            
                22.10
             |                           
            
                22.30
             | 
            
                22.30
             |                     
            
                7.13
             |                                 
            
                471,677
             |            
            
                 
             |                                       
         
    
        
            | 
                9/24/2012
             | 
            
                -0.90 / -3.90%
             |             
            
                22.90
             |           
            
                22.90
             |               
            
                22.20
             |                           
            
                22.20
             | 
            
                22.20
             |                     
            
                7.10
             |                                 
            
                454,440
             |  
            
                 
             |                                                              
             
    
         
    
    
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