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                    Closing price on 7/21/2011
                 |  |  
    
        |           
                
                    | Open | 7.20 |  
                    | High | 7.40 |  
                    | Low | 6.90 |  
                    | Volume | 81,300 |  
                    | Split-adjusted Price | 6.70 |  
                
             | 
 |  CMI Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 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 |   |  			
            | 7/7/2011 | +0.10 / +1.41% | 7.50 | 7.60 | 7.20 | 7.20 | 7.36 | 6.80 | 28,200 |   |  
            | 7/6/2011 | -0.30 / -4.05% | 7.60 | 7.60 | 7.10 | 7.10 | 7.22 | 6.70 | 14,400 |   |  			
            | 7/5/2011 | +0.20 / +2.78% | 7.40 | 7.70 | 7.40 | 7.40 | 7.57 | 6.99 | 27,900 |   |  
            | 7/4/2011 | +0.20 / +2.86% | 7.20 | 7.20 | 7.10 | 7.20 | 7.15 | 6.80 | 8,600 |   |  			
            | 7/1/2011 | 0.00 / 0.00% | 6.90 | 7.00 | 6.80 | 7.00 | 6.88 | 6.61 | 33,100 |   |  
            | 6/30/2011 | -0.20 / -2.78% | 7.40 | 7.40 | 7.00 | 7.00 | 7.08 | 6.61 | 15,700 |   |  			
            | 6/29/2011 | +0.20 / +2.86% | 7.40 | 7.40 | 6.90 | 7.20 | 7.18 | 6.80 | 45,700 |   |  
            | 6/28/2011 | -0.30 / -4.11% | 7.30 | 7.40 | 7.00 | 7.00 | 7.24 | 6.61 | 71,500 |   |  			
            | 6/27/2011 | -0.20 / -2.67% | 7.30 | 7.30 | 7.30 | 7.30 | 7.30 | 6.89 | 3,000 |   |  
            | 6/24/2011 | +0.20 / +2.74% | 7.50 | 7.80 | 7.30 | 7.50 | 7.55 | 7.08 | 72,700 |   |  			
            | 6/23/2011 | -0.20 / -2.67% | 7.30 | 7.30 | 7.20 | 7.30 | 7.27 | 6.89 | 23,100 |   |  
            | 6/22/2011 | -0.30 / -3.85% | 7.50 | 8.10 | 7.40 | 7.50 | 7.68 | 7.08 | 52,900 |   |  			
            | 6/21/2011 | +0.30 / +4.00% | 7.90 | 8.00 | 7.60 | 7.80 | 7.85 | 7.36 | 15,200 |   |  
            | 6/20/2011 | -0.40 / -5.06% | 7.60 | 7.80 | 7.50 | 7.50 | 7.54 | 7.08 | 47,000 |   |  			
            | 6/17/2011 | -0.40 / -4.82% | 8.20 | 8.20 | 7.90 | 7.90 | 7.97 | 7.46 | 84,100 |   |  
            | 6/16/2011 | -0.20 / -2.35% | 8.60 | 8.60 | 8.30 | 8.30 | 8.42 | 7.84 | 14,000 |   |  			
            | 6/15/2011 | -0.20 / -2.30% | 8.50 | 8.90 | 8.50 | 8.50 | 8.56 | 8.03 | 20,100 |   |  
            | 6/14/2011 | -0.20 / -2.25% | 9.20 | 9.30 | 8.60 | 8.70 | 9.07 | 8.21 | 114,200 |   |  			
            | 6/13/2011 | -0.10 / -1.11% | 8.80 | 9.00 | 8.20 | 8.90 | 8.76 | 8.40 | 92,200 |   |  
            | 6/10/2011 | +0.60 / +7.14% | 8.80 | 9.00 | 8.60 | 9.00 | 8.81 | 8.50 | 153,500 |   |  |