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                    Closing price on 1/28/2013
                 |  |  
    
        |           
                
                    | Open | 10.20 |  
                    | High | 10.30 |  
                    | Low | 9.50 |  
                    | Volume | 18,700 |  
                    | Split-adjusted Price | 6.14 |  
                
             | 
 |  CMS Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 1/28/2013 | -0.20 / -1.94% | 10.20 | 10.30 | 9.50 | 10.10 | 10.10 | 6.14 | 18,700 |   |  
            | 1/25/2013 | +0.40 / +4.04% | 9.70 | 10.40 | 9.70 | 10.30 | 10.30 | 6.26 | 20,100 |   |  			
            | 1/24/2013 | +0.10 / +1.02% | 9.40 | 9.90 | 9.40 | 9.90 | 9.90 | 6.02 | 14,300 |   |  
            | 1/23/2013 | 0.00 / 0.00% | 9.80 | 9.80 | 9.60 | 9.80 | 9.80 | 5.96 | 3,100 |   |  			
            | 1/22/2013 | -0.70 / -6.67% | 10.10 | 10.20 | 9.80 | 9.80 | 9.80 | 5.96 | 13,700 |   |  
            | 1/21/2013 | -1.90 / -15.32% | 10.60 | 10.60 | 10.30 | 10.50 | 10.50 | 6.39 | 800 |   |  			
            | 1/18/2013 | 0.00 / 0.00% | 12.80 | 12.80 | 12.10 | 12.40 | 12.40 | 6.33 | 27,400 |   |  
            | 1/17/2013 | -0.30 / -2.36% | 12.60 | 12.60 | 12.20 | 12.40 | 12.40 | 6.33 | 67,800 |   |  			
            | 1/16/2013 | -0.30 / -2.31% | 12.90 | 12.90 | 12.50 | 12.70 | 12.70 | 6.49 | 54,000 |   |  
            | 1/15/2013 | +0.20 / +1.56% | 12.80 | 13.00 | 12.60 | 13.00 | 13.00 | 6.64 | 42,600 |   |  			
            | 1/14/2013 | +0.10 / +0.79% | 13.30 | 13.30 | 12.70 | 12.80 | 12.80 | 6.54 | 98,500 |   |  
            | 1/11/2013 | +0.80 / +6.72% | 12.70 | 12.70 | 12.50 | 12.70 | 12.70 | 6.49 | 104,700 |   |  			
            | 1/10/2013 | +0.70 / +6.25% | 11.90 | 11.90 | 11.90 | 11.90 | 11.90 | 6.08 | 21,900 |   |  
            | 1/9/2013 | +0.30 / +2.75% | 11.40 | 11.90 | 11.20 | 11.20 | 11.20 | 5.72 | 67,600 |   |  			
            | 1/8/2013 | 0.00 / 0.00% | 11.10 | 11.30 | 10.90 | 10.90 | 10.90 | 5.57 | 12,400 |   |  
            | 1/7/2013 | -0.50 / -4.39% | 11.60 | 11.60 | 10.90 | 10.90 | 10.90 | 5.57 | 2,600 |   |  			
            | 1/4/2013 | 0.00 / 0.00% | 11.00 | 11.40 | 11.00 | 11.40 | 11.40 | 5.82 | 300 |   |  
            | 1/3/2013 | +0.10 / +0.88% | 11.00 | 11.60 | 11.00 | 11.40 | 11.40 | 5.82 | 8,000 |   |  			
            | 1/2/2013 | +0.60 / +5.61% | 10.90 | 11.30 | 10.90 | 11.30 | 11.30 | 5.77 | 31,600 |   |  
            | 12/28/2012 | +0.40 / +3.88% | 10.60 | 10.80 | 10.40 | 10.70 | 10.70 | 5.47 | 21,500 |   |  			
            | 12/27/2012 | +0.30 / +3.00% | 9.90 | 10.60 | 9.90 | 10.30 | 10.30 | 5.26 | 32,900 |   |  
            | 12/26/2012 | -0.20 / -1.96% | 9.90 | 10.00 | 9.80 | 10.00 | 10.00 | 5.11 | 4,400 |   |  			
            | 12/25/2012 | +0.40 / +4.08% | 10.30 | 10.30 | 9.70 | 10.20 | 10.20 | 5.21 | 2,000 |   |  
            | 12/24/2012 | -0.20 / -2.00% | 10.00 | 10.00 | 9.80 | 9.80 | 9.80 | 5.01 | 13,800 |   |  			
            | 12/21/2012 | +0.20 / +2.04% | 9.80 | 10.00 | 9.70 | 10.00 | 10.00 | 5.11 | 32,600 |   |  
            | 12/20/2012 | -0.10 / -1.01% | 9.80 | 9.80 | 9.70 | 9.80 | 9.80 | 5.01 | 14,600 |   |  			
            | 12/19/2012 | +0.10 / +1.02% | 9.80 | 10.00 | 9.80 | 9.90 | 9.90 | 5.06 | 9,400 |   |  
            | 12/18/2012 | 0.00 / 0.00% | 9.70 | 9.80 | 9.60 | 9.80 | 9.80 | 5.01 | 10,000 |   |  			
            | 12/17/2012 | 0.00 / 0.00% | 9.70 | 9.80 | 9.70 | 9.80 | 9.80 | 5.01 | 8,800 |   |  
            | 12/14/2012 | +0.10 / +1.03% | 9.80 | 9.90 | 9.70 | 9.80 | 9.80 | 5.01 | 21,000 |   |  |