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                    Closing price on 8/18/2011
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                    | Open | 6.40 |  
                    | High | 6.40 |  
                    | Low | 6.30 |  
                    | Volume | 19,800 |  
                    | Split-adjusted Price | 6.04 |  
                
             | 
 |  CMI Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 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 |   |  			
            | 7/27/2011 | 0.00 / 0.00% | 7.00 | 7.30 | 6.70 | 7.00 | 6.95 | 6.61 | 49,800 |   |  
            | 7/26/2011 | 0.00 / 0.00% | 7.00 | 7.00 | 7.00 | 7.00 | 7.00 | 6.61 | 8,600 |   |  			
            | 7/25/2011 | 0.00 / 0.00% | 7.00 | 7.30 | 7.00 | 7.00 | 7.24 | 6.61 | 23,800 |   |  
            | 7/22/2011 | -0.10 / -1.41% | 7.00 | 7.00 | 7.00 | 7.00 | 7.00 | 6.61 | 5,000 |   |  			
            | 7/21/2011 | 0.00 / 0.00% | 7.20 | 7.40 | 6.90 | 7.10 | 7.05 | 6.70 | 81,300 |   |  
            | 7/20/2011 | +0.20 / +2.90% | 7.20 | 7.20 | 7.10 | 7.10 | 7.10 | 6.70 | 5,100 |   |  			
            | 7/19/2011 | -0.50 / -6.76% | 7.40 | 7.40 | 6.90 | 6.90 | 7.12 | 6.51 | 47,400 |   |  
            | 7/18/2011 | +0.50 / +7.25% | 7.40 | 7.40 | 7.40 | 7.40 | 7.40 | 6.99 | 100 |   |  			
            | 7/15/2011 | -0.20 / -2.82% | 7.30 | 7.40 | 6.90 | 6.90 | 7.30 | 6.51 | 7,400 |   |  
            | 7/14/2011 | -0.10 / -1.39% | 7.40 | 7.40 | 7.10 | 7.10 | 7.23 | 6.70 | 1,200 |   |  			
            | 7/13/2011 | 0.00 / 0.00% | 7.40 | 7.40 | 7.20 | 7.20 | 7.38 | 6.80 | 18,300 |   |  
            | 7/12/2011 | -0.30 / -4.00% | 7.30 | 7.30 | 7.20 | 7.20 | 7.22 | 6.80 | 6,400 |   |  			
            | 7/11/2011 | 0.00 / 0.00% | 7.70 | 7.80 | 7.40 | 7.50 | 7.71 | 7.08 | 21,400 |   |  
            | 7/8/2011 | +0.30 / +4.17% | 7.20 | 7.60 | 7.20 | 7.50 | 7.45 | 7.08 | 27,600 |   |  |