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                    Closing price on 3/25/2011
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                    | Open | 20.00 |  
                    | High | 20.10 |  
                    | Low | 20.00 |  
                    | Volume | 26,850 |  
                    | Split-adjusted Price | 6.73 |  
                
             | 
 |  AAM Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 3/25/2011 | +0.10 / +0.50% | 20.00 | 20.10 | 20.00 | 20.10 | 20.10 | 6.73 | 26,850 |   |  
            | 3/24/2011 | +0.40 / +2.04% | 19.50 | 20.50 | 19.50 | 20.00 | 20.00 | 6.70 | 8,260 |   |  			
            | 3/23/2011 | -0.40 / -2.00% | 20.20 | 20.20 | 19.50 | 19.60 | 19.60 | 6.56 | 20,600 |   |  
            | 3/22/2011 | -0.10 / -0.50% | 19.60 | 20.10 | 19.60 | 20.00 | 20.00 | 6.70 | 2,100 |   |  			
            | 3/21/2011 | +0.50 / +2.55% | 19.40 | 20.20 | 19.40 | 20.10 | 20.10 | 6.73 | 6,430 |   |  
            | 3/18/2011 | 0.00 / 0.00% | 19.40 | 19.60 | 19.40 | 19.60 | 19.60 | 6.56 | 22,330 |   |  			
            | 3/17/2011 | -0.20 / -1.01% | 20.20 | 20.20 | 19.50 | 19.60 | 19.60 | 6.56 | 18,930 |   |  
            | 3/16/2011 | 0.00 / 0.00% | 19.20 | 19.80 | 19.20 | 19.80 | 19.80 | 6.63 | 20,900 |   |  			
            | 3/15/2011 | +0.10 / +0.51% | 19.90 | 19.90 | 19.70 | 19.80 | 19.80 | 6.63 | 8,940 |   |  
            | 3/14/2011 | -0.10 / -0.51% | 19.80 | 20.20 | 19.40 | 19.70 | 19.70 | 6.60 | 9,010 |   |  			
            | 3/11/2011 | +0.10 / +0.51% | 19.70 | 20.20 | 19.70 | 19.80 | 19.80 | 6.63 | 13,370 |   |  
            | 3/10/2011 | +0.20 / +1.03% | 19.00 | 19.70 | 19.00 | 19.70 | 19.70 | 6.60 | 14,200 |   |  			
            | 3/9/2011 | -0.20 / -1.02% | 19.10 | 19.70 | 19.10 | 19.50 | 19.50 | 6.53 | 14,200 |   |  
            | 3/8/2011 | -0.40 / -1.99% | 19.90 | 19.90 | 19.60 | 19.70 | 19.70 | 6.60 | 19,890 |   |  			
            | 3/7/2011 | -0.20 / -0.99% | 19.80 | 20.30 | 19.80 | 20.10 | 20.10 | 6.73 | 12,240 |   |  
            | 3/4/2011 | 0.00 / 0.00% | 20.30 | 20.30 | 20.10 | 20.30 | 20.30 | 6.80 | 1,990 |   |  			
            | 3/3/2011 | -0.70 / -3.33% | 20.40 | 20.50 | 20.20 | 20.30 | 20.30 | 6.80 | 24,510 |   |  
            | 3/2/2011 | -2.00 / -8.70% | 21.70 | 21.70 | 20.30 | 21.00 | 21.00 | 7.03 | 14,490 |   |  			
            | 3/1/2011 | -0.20 / -0.86% | 23.30 | 23.30 | 22.90 | 23.00 | 23.00 | 7.03 | 25,320 |   |  
            | 2/28/2011 | +0.50 / +2.20% | 23.30 | 23.30 | 22.90 | 23.20 | 23.20 | 7.09 | 44,970 |   |  			
            | 2/25/2011 | 0.00 / 0.00% | 22.80 | 22.90 | 22.70 | 22.70 | 22.70 | 6.94 | 28,050 |   |  
            | 2/24/2011 | 0.00 / 0.00% | 22.70 | 22.80 | 22.30 | 22.70 | 22.70 | 6.94 | 7,550 |   |  			
            | 2/23/2011 | +0.30 / +1.34% | 22.60 | 23.00 | 22.60 | 22.70 | 22.70 | 6.94 | 26,630 |   |  
            | 2/22/2011 | 0.00 / 0.00% | 21.70 | 22.60 | 21.70 | 22.40 | 22.40 | 6.85 | 20,960 |   |  			
            | 2/21/2011 | -0.40 / -1.75% | 22.90 | 22.90 | 22.00 | 22.40 | 22.40 | 6.85 | 19,100 |   |  
            | 2/18/2011 | +0.10 / +0.44% | 23.00 | 23.00 | 22.50 | 22.80 | 22.80 | 6.97 | 38,010 |   |  			
            | 2/17/2011 | +0.10 / +0.44% | 22.30 | 22.70 | 22.30 | 22.70 | 22.70 | 6.94 | 3,110 |   |  
            | 2/16/2011 | -0.10 / -0.44% | 22.70 | 22.70 | 22.60 | 22.60 | 22.60 | 6.91 | 4,720 |   |  			
            | 2/15/2011 | -0.10 / -0.44% | 22.90 | 22.90 | 22.70 | 22.70 | 22.70 | 6.94 | 4,500 |   |  
            | 2/14/2011 | +0.10 / +0.44% | 22.70 | 22.90 | 22.70 | 22.80 | 22.80 | 6.97 | 17,010 |   |  |