| 
    
        
            | 
                    Closing price on 9/8/2011
                 |  |  
    
        |           
                
                    | Open | 6.50 |  
                    | High | 6.90 |  
                    | Low | 6.50 |  
                    | Volume | 81,900 |  
                    | Split-adjusted Price | 6.42 |  
                
             | 
 |  CMI Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 9/8/2011 | +0.10 / +1.49% | 6.50 | 6.90 | 6.50 | 6.80 | 6.87 | 6.42 | 81,900 |   |  
            | 9/7/2011 | +0.50 / +8.06% | 6.40 | 6.70 | 6.40 | 6.70 | 6.50 | 6.33 | 120,700 |   |  			
            | 9/6/2011 | -0.40 / -6.06% | 6.40 | 6.40 | 6.20 | 6.20 | 6.30 | 5.85 | 23,400 |   |  
            | 9/5/2011 | -0.10 / -1.49% | 6.70 | 6.80 | 6.50 | 6.60 | 6.63 | 6.23 | 28,900 |   |  			
            | 9/1/2011 | +0.20 / +3.08% | 6.60 | 6.70 | 6.50 | 6.70 | 6.58 | 6.33 | 50,600 |   |  
            | 8/31/2011 | -0.20 / -2.99% | 6.50 | 6.80 | 6.50 | 6.50 | 6.65 | 6.14 | 32,500 |   |  			
            | 8/30/2011 | +0.10 / +1.52% | 6.60 | 6.90 | 6.60 | 6.70 | 6.73 | 6.33 | 41,500 |   |  
            | 8/29/2011 | +0.20 / +3.13% | 6.50 | 6.70 | 6.50 | 6.60 | 6.58 | 6.23 | 10,600 |   |  			
            | 8/26/2011 | 0.00 / 0.00% | 6.40 | 6.60 | 6.20 | 6.40 | 6.48 | 6.04 | 37,000 |   |  
            | 8/25/2011 | +0.20 / +3.23% | 6.40 | 6.50 | 6.40 | 6.40 | 6.43 | 6.04 | 20,200 |   |  			
            | 8/24/2011 | -0.30 / -4.62% | 6.30 | 6.30 | 6.20 | 6.20 | 6.25 | 5.85 | 11,100 |   |  
            | 8/23/2011 | -0.10 / -1.52% | 6.50 | 6.60 | 6.30 | 6.50 | 6.48 | 6.14 | 35,600 |   |  			
            | 8/22/2011 | +0.40 / +6.45% | 6.40 | 6.70 | 6.40 | 6.60 | 6.54 | 6.23 | 30,000 |   |  
            | 8/19/2011 | -0.20 / -3.13% | 6.30 | 6.40 | 6.20 | 6.20 | 6.32 | 5.85 | 16,500 |   |  			
            | 8/18/2011 | +0.10 / +1.59% | 6.40 | 6.40 | 6.30 | 6.40 | 6.40 | 6.04 | 19,800 |   |  
            | 8/17/2011 | 0.00 / 0.00% | 6.30 | 6.60 | 6.10 | 6.30 | 6.36 | 5.95 | 15,000 |   |  			
            | 8/16/2011 | +0.10 / +1.61% | 6.30 | 6.30 | 6.00 | 6.30 | 6.25 | 5.95 | 15,000 |   |  
            | 8/15/2011 | +0.30 / +5.08% | 6.00 | 6.20 | 6.00 | 6.20 | 6.15 | 5.85 | 16,100 |   |  			
            | 8/12/2011 | 0.00 / 0.00% | 5.80 | 5.90 | 5.80 | 5.90 | 5.89 | 5.57 | 11,300 |   |  
            | 8/11/2011 | -0.10 / -1.67% | 5.60 | 5.90 | 5.60 | 5.90 | 5.85 | 5.57 | 25,300 |   |  			
            | 8/10/2011 | +0.20 / +3.45% | 5.80 | 6.00 | 5.80 | 6.00 | 5.88 | 5.66 | 35,900 |   |  
            | 8/9/2011 | -0.10 / -1.69% | 6.00 | 6.00 | 5.50 | 5.80 | 5.76 | 5.48 | 34,600 |   |  			
            | 8/8/2011 | -0.20 / -3.28% | 5.90 | 6.10 | 5.90 | 5.90 | 5.93 | 5.57 | 18,600 |   |  
            | 8/5/2011 | -0.10 / -1.61% | 6.10 | 6.10 | 6.10 | 6.10 | 6.10 | 5.76 | 2,000 |   |  			
            | 8/4/2011 | +0.30 / +5.08% | 6.20 | 6.30 | 5.90 | 6.20 | 6.05 | 5.85 | 38,200 |   |  
            | 8/3/2011 | -0.40 / -6.35% | 5.90 | 5.90 | 5.90 | 5.90 | 5.90 | 5.57 | 24,000 |   |  			
            | 8/2/2011 | -0.40 / -5.97% | 6.30 | 6.30 | 6.30 | 6.30 | 6.30 | 5.95 | 5,500 |   |  
            | 8/1/2011 | +0.10 / +1.52% | 6.70 | 6.80 | 6.60 | 6.70 | 6.67 | 6.33 | 25,800 |   |  			
            | 7/29/2011 | -0.40 / -5.71% | 7.00 | 7.20 | 6.60 | 6.60 | 6.81 | 6.23 | 50,900 |   |  
            | 7/28/2011 | 0.00 / 0.00% | 7.00 | 7.30 | 6.70 | 7.00 | 7.04 | 6.61 | 61,300 |   |  |