| 
                 
                    Closing price on 2/17/2012
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    20.60 | 
                 
                
                    | High | 
                    20.60 | 
                 
                
                    | Low | 
                    20.40 | 
                     
                
                    | Volume | 
                    257,090 | 
                                 
                
                    | Split-adjusted Price | 
                    5.25 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
ASM Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                2/17/2012
             | 
            
                -0.10 / -0.49%
             |             
            
                20.60
             |           
            
                20.60
             |               
            
                20.40
             |                           
            
                20.50
             | 
            
                20.50
             |                     
            
                5.25
             |                                 
            
                257,090
             |            
            
                 
             |                                       
         
    
        
            | 
                2/16/2012
             | 
            
                +0.60 / +3.00%
             |             
            
                20.00
             |           
            
                20.60
             |               
            
                19.70
             |                           
            
                20.60
             | 
            
                20.60
             |                     
            
                5.28
             |                                 
            
                162,880
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/15/2012
             | 
            
                -0.90 / -4.31%
             |             
            
                20.90
             |           
            
                20.90
             |               
            
                20.00
             |                           
            
                20.00
             | 
            
                20.00
             |                     
            
                5.12
             |                                 
            
                227,070
             |            
            
                 
             |                                       
         
    
        
            | 
                2/14/2012
             | 
            
                +0.40 / +1.95%
             |             
            
                20.50
             |           
            
                20.90
             |               
            
                20.10
             |                           
            
                20.90
             | 
            
                20.90
             |                     
            
                5.35
             |                                 
            
                145,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/13/2012
             | 
            
                +0.90 / +4.59%
             |             
            
                20.50
             |           
            
                20.50
             |               
            
                18.70
             |                           
            
                20.50
             | 
            
                20.50
             |                     
            
                5.25
             |                                 
            
                72,120
             |            
            
                 
             |                                       
         
    
        
            | 
                2/10/2012
             | 
            
                -0.90 / -4.39%
             |             
            
                20.60
             |           
            
                20.60
             |               
            
                19.50
             |                           
            
                19.60
             | 
            
                19.60
             |                     
            
                5.02
             |                                 
            
                601,440
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/9/2012
             | 
            
                -0.70 / -3.30%
             |             
            
                21.20
             |           
            
                21.60
             |               
            
                20.50
             |                           
            
                20.50
             | 
            
                20.50
             |                     
            
                5.25
             |                                 
            
                81,260
             |            
            
                 
             |                                       
         
    
        
            | 
                2/8/2012
             | 
            
                +0.50 / +2.42%
             |             
            
                20.80
             |           
            
                21.70
             |               
            
                20.00
             |                           
            
                21.20
             | 
            
                21.20
             |                     
            
                5.43
             |                                 
            
                103,920
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/7/2012
             | 
            
                -0.30 / -1.43%
             |             
            
                20.80
             |           
            
                21.10
             |               
            
                20.50
             |                           
            
                20.70
             | 
            
                20.70
             |                     
            
                5.30
             |                                 
            
                419,080
             |            
            
                 
             |                                       
         
    
        
            | 
                2/6/2012
             | 
            
                0.00 / 0.00%
             |             
            
                21.40
             |           
            
                21.40
             |               
            
                20.60
             |                           
            
                21.00
             | 
            
                21.00
             |                     
            
                5.38
             |                                 
            
                545,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/3/2012
             | 
            
                -0.40 / -1.87%
             |             
            
                21.50
             |           
            
                21.60
             |               
            
                20.60
             |                           
            
                21.00
             | 
            
                21.00
             |                     
            
                5.38
             |                                 
            
                397,640
             |            
            
                 
             |                                       
         
    
        
            | 
                2/2/2012
             | 
            
                +0.90 / +4.39%
             |             
            
                21.20
             |           
            
                21.40
             |               
            
                20.50
             |                           
            
                21.40
             | 
            
                21.40
             |                     
            
                5.48
             |                                 
            
                116,160
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/1/2012
             | 
            
                -1.00 / -4.65%
             |             
            
                21.10
             |           
            
                21.10
             |               
            
                20.50
             |                           
            
                20.50
             | 
            
                20.50
             |                     
            
                5.25
             |                                 
            
                501,510
             |            
            
                 
             |                                       
         
    
        
            | 
                1/31/2012
             | 
            
                -0.20 / -0.92%
             |             
            
                21.70
             |           
            
                21.80
             |               
            
                20.90
             |                           
            
                21.50
             | 
            
                21.50
             |                     
            
                5.51
             |                                 
            
                567,190
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/30/2012
             | 
            
                +0.40 / +1.88%
             |             
            
                22.00
             |           
            
                22.00
             |               
            
                21.10
             |                           
            
                21.70
             | 
            
                21.70
             |                     
            
                5.56
             |                                 
            
                341,720
             |            
            
                 
             |                                       
         
    
        
            | 
                1/20/2012
             | 
            
                0.00 / 0.00%
             |             
            
                21.60
             |           
            
                21.60
             |               
            
                21.10
             |                           
            
                21.30
             | 
            
                21.30
             |                     
            
                5.45
             |                                 
            
                79,560
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/19/2012
             | 
            
                0.00 / 0.00%
             |             
            
                20.60
             |           
            
                22.00
             |               
            
                20.30
             |                           
            
                21.30
             | 
            
                21.30
             |                     
            
                5.45
             |                                 
            
                70,570
             |            
            
                 
             |                                       
         
    
        
            | 
                1/18/2012
             | 
            
                0.00 / 0.00%
             |             
            
                21.30
             |           
            
                21.30
             |               
            
                20.30
             |                           
            
                21.30
             | 
            
                21.30
             |                     
            
                5.45
             |                                 
            
                355,460
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/17/2012
             | 
            
                -0.20 / -0.93%
             |             
            
                20.80
             |           
            
                21.40
             |               
            
                20.50
             |                           
            
                21.30
             | 
            
                21.30
             |                     
            
                5.45
             |                                 
            
                196,390
             |            
            
                 
             |                                       
         
    
        
            | 
                1/16/2012
             | 
            
                +0.50 / +2.38%
             |             
            
                21.50
             |           
            
                21.50
             |               
            
                21.00
             |                           
            
                21.50
             | 
            
                21.50
             |                     
            
                5.51
             |                                 
            
                63,040
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/13/2012
             | 
            
                +0.90 / +4.48%
             |             
            
                20.50
             |           
            
                21.00
             |               
            
                20.40
             |                           
            
                21.00
             | 
            
                21.00
             |                     
            
                5.38
             |                                 
            
                118,570
             |            
            
                 
             |                                       
         
    
        
            | 
                1/12/2012
             | 
            
                -0.90 / -4.29%
             |             
            
                21.00
             |           
            
                21.00
             |               
            
                20.10
             |                           
            
                20.10
             | 
            
                20.10
             |                     
            
                5.15
             |                                 
            
                106,470
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/11/2012
             | 
            
                -0.10 / -0.47%
             |             
            
                21.60
             |           
            
                21.60
             |               
            
                20.10
             |                           
            
                21.00
             | 
            
                21.00
             |                     
            
                5.38
             |                                 
            
                241,030
             |            
            
                 
             |                                       
         
    
        
            | 
                1/10/2012
             | 
            
                +0.10 / +0.48%
             |             
            
                21.90
             |           
            
                21.90
             |               
            
                21.00
             |                           
            
                21.10
             | 
            
                21.10
             |                     
            
                5.40
             |                                 
            
                104,640
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/9/2012
             | 
            
                -0.80 / -3.67%
             |             
            
                22.00
             |           
            
                22.00
             |               
            
                21.00
             |                           
            
                21.00
             | 
            
                21.00
             |                     
            
                5.38
             |                                 
            
                127,060
             |            
            
                 
             |                                       
         
    
        
            | 
                1/6/2012
             | 
            
                -0.10 / -0.46%
             |             
            
                22.50
             |           
            
                22.50
             |               
            
                21.40
             |                           
            
                21.80
             | 
            
                21.80
             |                     
            
                5.58
             |                                 
            
                557,460
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/5/2012
             | 
            
                -0.20 / -0.90%
             |             
            
                21.80
             |           
            
                22.20
             |               
            
                21.40
             |                           
            
                21.90
             | 
            
                21.90
             |                     
            
                5.61
             |                                 
            
                379,300
             |            
            
                 
             |                                       
         
    
        
            | 
                1/4/2012
             | 
            
                -0.30 / -1.34%
             |             
            
                22.40
             |           
            
                22.40
             |               
            
                22.10
             |                           
            
                22.10
             | 
            
                22.10
             |                     
            
                5.66
             |                                 
            
                221,620
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/3/2012
             | 
            
                +0.10 / +0.45%
             |             
            
                22.50
             |           
            
                22.50
             |               
            
                22.10
             |                           
            
                22.40
             | 
            
                22.40
             |                     
            
                5.74
             |                                 
            
                38,130
             |            
            
                 
             |                                       
         
    
        
            | 
                12/30/2011
             | 
            
                +0.50 / +2.29%
             |             
            
                22.30
             |           
            
                22.30
             |               
            
                21.60
             |                           
            
                22.30
             | 
            
                22.30
             |                     
            
                5.71
             |                                 
            
                238,160
             |  
            
                 
             |                                                              
             
    
         
    
    
 |