| 
                 
                    Closing price on 10/20/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    5.80 | 
                 
                
                    | High | 
                    5.80 | 
                 
                
                    | Low | 
                    5.60 | 
                     
                
                    | Volume | 
                    23,500 | 
                                 
                
                    | Split-adjusted Price | 
                    5.38 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
CMI Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                10/20/2011
             | 
            
                0.00 / 0.00%
             |             
            
                5.80
             |           
            
                5.80
             |               
            
                5.60
             |                           
            
                5.70
             | 
            
                5.70
             |                     
            
                5.38
             |                                 
            
                23,500
             |            
            
                 
             |                                       
         
    
        
            | 
                10/19/2011
             | 
            
                +0.20 / +3.64%
             |             
            
                5.60
             |           
            
                5.80
             |               
            
                5.50
             |                           
            
                5.70
             | 
            
                5.64
             |                     
            
                5.38
             |                                 
            
                16,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/18/2011
             | 
            
                -0.10 / -1.79%
             |             
            
                5.80
             |           
            
                5.80
             |               
            
                5.50
             |                           
            
                5.50
             | 
            
                5.56
             |                     
            
                5.19
             |                                 
            
                19,600
             |            
            
                 
             |                                       
         
    
        
            | 
                10/17/2011
             | 
            
                -0.20 / -3.45%
             |             
            
                5.90
             |           
            
                5.90
             |               
            
                5.60
             |                           
            
                5.60
             | 
            
                5.77
             |                     
            
                5.29
             |                                 
            
                33,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/14/2011
             | 
            
                -0.20 / -3.33%
             |             
            
                6.00
             |           
            
                6.00
             |               
            
                5.80
             |                           
            
                5.80
             | 
            
                5.81
             |                     
            
                5.48
             |                                 
            
                34,200
             |            
            
                 
             |                                       
         
    
        
            | 
                10/13/2011
             | 
            
                0.00 / 0.00%
             |             
            
                6.20
             |           
            
                6.20
             |               
            
                5.70
             |                           
            
                6.00
             | 
            
                5.86
             |                     
            
                5.66
             |                                 
            
                25,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/12/2011
             | 
            
                -0.30 / -4.76%
             |             
            
                6.40
             |           
            
                6.40
             |               
            
                6.00
             |                           
            
                6.00
             | 
            
                6.01
             |                     
            
                5.66
             |                                 
            
                126,500
             |            
            
                 
             |                                       
         
    
        
            | 
                10/11/2011
             | 
            
                +0.10 / +1.61%
             |             
            
                6.40
             |           
            
                6.40
             |               
            
                6.30
             |                           
            
                6.30
             | 
            
                6.38
             |                     
            
                5.95
             |                                 
            
                16,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/10/2011
             | 
            
                -0.30 / -4.62%
             |             
            
                6.50
             |           
            
                6.50
             |               
            
                6.20
             |                           
            
                6.20
             | 
            
                6.40
             |                     
            
                5.85
             |                                 
            
                20,100
             |            
            
                 
             |                                       
         
    
        
            | 
                10/7/2011
             | 
            
                -0.20 / -2.99%
             |             
            
                6.40
             |           
            
                6.50
             |               
            
                6.30
             |                           
            
                6.50
             | 
            
                6.47
             |                     
            
                6.14
             |                                 
            
                5,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/6/2011
             | 
            
                +0.40 / +6.35%
             |             
            
                6.50
             |           
            
                6.70
             |               
            
                6.30
             |                           
            
                6.70
             | 
            
                6.42
             |                     
            
                6.33
             |                                 
            
                48,900
             |            
            
                 
             |                                       
         
    
        
            | 
                10/5/2011
             | 
            
                -0.10 / -1.56%
             |             
            
                6.60
             |           
            
                6.70
             |               
            
                6.30
             |                           
            
                6.30
             | 
            
                6.51
             |                     
            
                5.95
             |                                 
            
                40,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/4/2011
             | 
            
                -0.20 / -3.03%
             |             
            
                6.70
             |           
            
                6.80
             |               
            
                6.30
             |                           
            
                6.40
             | 
            
                6.61
             |                     
            
                6.04
             |                                 
            
                63,600
             |            
            
                 
             |                                       
         
    
        
            | 
                10/3/2011
             | 
            
                -0.10 / -1.49%
             |             
            
                6.90
             |           
            
                7.00
             |               
            
                6.60
             |                           
            
                6.60
             | 
            
                6.72
             |                     
            
                6.23
             |                                 
            
                43,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/30/2011
             | 
            
                -0.10 / -1.47%
             |             
            
                7.10
             |           
            
                7.10
             |               
            
                6.70
             |                           
            
                6.70
             | 
            
                6.95
             |                     
            
                6.33
             |                                 
            
                33,100
             |            
            
                 
             |                                       
         
    
        
            | 
                9/29/2011
             | 
            
                -0.40 / -5.56%
             |             
            
                7.20
             |           
            
                7.30
             |               
            
                6.70
             |                           
            
                6.80
             | 
            
                6.89
             |                     
            
                6.42
             |                                 
            
                28,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/28/2011
             | 
            
                +0.20 / +2.86%
             |             
            
                7.20
             |           
            
                7.20
             |               
            
                7.20
             |                           
            
                7.20
             | 
            
                7.20
             |                     
            
                6.80
             |                                 
            
                96,900
             |            
            
                 
             |                                       
         
    
        
            | 
                9/27/2011
             | 
            
                +0.40 / +6.06%
             |             
            
                6.80
             |           
            
                7.00
             |               
            
                6.60
             |                           
            
                7.00
             | 
            
                6.82
             |                     
            
                6.61
             |                                 
            
                100,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/26/2011
             | 
            
                -0.10 / -1.49%
             |             
            
                7.00
             |           
            
                7.00
             |               
            
                6.50
             |                           
            
                6.60
             | 
            
                6.64
             |                     
            
                6.23
             |                                 
            
                46,600
             |            
            
                 
             |                                       
         
    
        
            | 
                9/23/2011
             | 
            
                -0.40 / -5.63%
             |             
            
                7.00
             |           
            
                7.00
             |               
            
                6.70
             |                           
            
                6.70
             | 
            
                6.83
             |                     
            
                6.33
             |                                 
            
                22,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/22/2011
             | 
            
                -0.10 / -1.39%
             |             
            
                7.00
             |           
            
                7.10
             |               
            
                6.90
             |                           
            
                7.10
             | 
            
                7.02
             |                     
            
                6.70
             |                                 
            
                34,400
             |            
            
                 
             |                                       
         
    
        
            | 
                9/21/2011
             | 
            
                +0.20 / +2.86%
             |             
            
                7.30
             |           
            
                7.30
             |               
            
                6.80
             |                           
            
                7.20
             | 
            
                7.05
             |                     
            
                6.80
             |                                 
            
                32,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/20/2011
             | 
            
                -0.40 / -5.41%
             |             
            
                7.00
             |           
            
                7.30
             |               
            
                7.00
             |                           
            
                7.00
             | 
            
                7.03
             |                     
            
                6.61
             |                                 
            
                53,500
             |            
            
                 
             |                                       
         
    
        
            | 
                9/19/2011
             | 
            
                -0.30 / -3.90%
             |             
            
                7.50
             |           
            
                7.70
             |               
            
                7.30
             |                           
            
                7.40
             | 
            
                7.50
             |                     
            
                6.99
             |                                 
            
                68,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/16/2011
             | 
            
                -0.70 / -8.33%
             |             
            
                8.10
             |           
            
                8.10
             |               
            
                7.70
             |                           
            
                7.70
             | 
            
                7.77
             |                     
            
                7.27
             |                                 
            
                93,500
             |            
            
                 
             |                                       
         
    
        
            | 
                9/15/2011
             | 
            
                0.00 / 0.00%
             |             
            
                8.90
             |           
            
                8.90
             |               
            
                7.90
             |                           
            
                8.40
             | 
            
                8.20
             |                     
            
                7.93
             |                                 
            
                62,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/14/2011
             | 
            
                +0.50 / +6.33%
             |             
            
                8.40
             |           
            
                8.40
             |               
            
                8.40
             |                           
            
                8.40
             | 
            
                8.40
             |                     
            
                7.93
             |                                 
            
                185,700
             |            
            
                 
             |                                       
         
    
        
            | 
                9/13/2011
             | 
            
                +0.40 / +5.33%
             |             
            
                7.90
             |           
            
                7.90
             |               
            
                7.90
             |                           
            
                7.90
             | 
            
                7.90
             |                     
            
                7.46
             |                                 
            
                80,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/12/2011
             | 
            
                +0.40 / +5.63%
             |             
            
                7.30
             |           
            
                7.50
             |               
            
                7.30
             |                           
            
                7.50
             | 
            
                7.43
             |                     
            
                7.08
             |                                 
            
                86,200
             |            
            
                 
             |                                       
         
    
        
            | 
                9/9/2011
             | 
            
                +0.30 / +4.41%
             |             
            
                7.00
             |           
            
                7.30
             |               
            
                6.90
             |                           
            
                7.10
             | 
            
                7.10
             |                     
            
                6.70
             |                                 
            
                60,200
             |  
            
                 
             |                                                              
             
    
         
    
    
 |