| 
                 
                    Closing price on 12/28/2010
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    11.70 | 
                 
                
                    | High | 
                    12.40 | 
                 
                
                    | Low | 
                    11.70 | 
                     
                
                    | Volume | 
                    132,100 | 
                                 
                
                    | Split-adjusted Price | 
                    4.68 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
MAC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                12/28/2010
             | 
            
                +0.90 / +7.83%
             |             
            
                11.70
             |           
            
                12.40
             |               
            
                11.70
             |                           
            
                12.40
             | 
            
                12.40
             |                     
            
                4.68
             |                                 
            
                132,100
             |            
            
                 
             |                                       
         
    
        
            | 
                12/27/2010
             | 
            
                0.00 / 0.00%
             |             
            
                11.90
             |           
            
                11.90
             |               
            
                11.50
             |                           
            
                11.50
             | 
            
                11.50
             |                     
            
                4.34
             |                                 
            
                25,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/24/2010
             | 
            
                0.00 / 0.00%
             |             
            
                11.50
             |           
            
                12.00
             |               
            
                11.10
             |                           
            
                11.50
             | 
            
                11.50
             |                     
            
                4.34
             |                                 
            
                49,400
             |            
            
                 
             |                                       
         
    
        
            | 
                12/23/2010
             | 
            
                -0.50 / -4.17%
             |             
            
                12.50
             |           
            
                12.70
             |               
            
                11.40
             |                           
            
                11.50
             | 
            
                11.50
             |                     
            
                4.34
             |                                 
            
                64,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/22/2010
             | 
            
                -0.30 / -2.44%
             |             
            
                12.80
             |           
            
                12.90
             |               
            
                11.80
             |                           
            
                12.00
             | 
            
                12.00
             |                     
            
                4.53
             |                                 
            
                73,400
             |            
            
                 
             |                                       
         
    
        
            | 
                12/21/2010
             | 
            
                -0.10 / -0.81%
             |             
            
                12.40
             |           
            
                12.80
             |               
            
                12.00
             |                           
            
                12.30
             | 
            
                12.30
             |                     
            
                4.64
             |                                 
            
                90,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/20/2010
             | 
            
                -0.40 / -3.13%
             |             
            
                13.40
             |           
            
                13.40
             |               
            
                12.40
             |                           
            
                12.40
             | 
            
                12.40
             |                     
            
                4.68
             |                                 
            
                131,700
             |            
            
                 
             |                                       
         
    
        
            | 
                12/17/2010
             | 
            
                +0.80 / +6.67%
             |             
            
                12.50
             |           
            
                12.80
             |               
            
                12.00
             |                           
            
                12.80
             | 
            
                12.80
             |                     
            
                4.83
             |                                 
            
                160,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/16/2010
             | 
            
                -0.80 / -6.25%
             |             
            
                12.20
             |           
            
                12.30
             |               
            
                12.00
             |                           
            
                12.00
             | 
            
                12.00
             |                     
            
                4.53
             |                                 
            
                193,900
             |            
            
                 
             |                                       
         
    
        
            | 
                12/15/2010
             | 
            
                -0.50 / -3.76%
             |             
            
                12.80
             |           
            
                13.70
             |               
            
                12.80
             |                           
            
                12.80
             | 
            
                12.80
             |                     
            
                4.83
             |                                 
            
                163,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/14/2010
             | 
            
                -1.00 / -6.99%
             |             
            
                14.70
             |           
            
                14.70
             |               
            
                13.30
             |                           
            
                13.30
             | 
            
                13.30
             |                     
            
                5.02
             |                                 
            
                205,400
             |            
            
                 
             |                                       
         
    
        
            | 
                12/13/2010
             | 
            
                +0.90 / +6.72%
             |             
            
                14.30
             |           
            
                14.30
             |               
            
                14.00
             |                           
            
                14.30
             | 
            
                14.30
             |                     
            
                5.40
             |                                 
            
                358,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/10/2010
             | 
            
                +0.30 / +2.29%
             |             
            
                12.00
             |           
            
                13.40
             |               
            
                12.00
             |                           
            
                13.40
             | 
            
                13.40
             |                     
            
                5.06
             |                                 
            
                210,700
             |            
            
                 
             |                                       
         
    
        
            | 
                12/9/2010
             | 
            
                +0.10 / +0.77%
             |             
            
                12.30
             |           
            
                14.00
             |               
            
                12.30
             |                           
            
                13.10
             | 
            
                13.10
             |                     
            
                4.94
             |                                 
            
                358,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/8/2010
             | 
            
                -0.90 / -6.47%
             |             
            
                13.90
             |           
            
                13.90
             |               
            
                13.00
             |                           
            
                13.00
             | 
            
                13.00
             |                     
            
                4.91
             |                                 
            
                260,800
             |            
            
                 
             |                                       
         
    
        
            | 
                12/7/2010
             | 
            
                +0.80 / +6.11%
             |             
            
                14.00
             |           
            
                14.00
             |               
            
                13.10
             |                           
            
                13.90
             | 
            
                13.90
             |                     
            
                5.24
             |                                 
            
                420,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/6/2010
             | 
            
                +0.80 / +6.50%
             |             
            
                13.10
             |           
            
                13.10
             |               
            
                13.10
             |                           
            
                13.10
             | 
            
                13.10
             |                     
            
                4.94
             |                                 
            
                107,100
             |            
            
                 
             |                                       
         
    
        
            | 
                12/3/2010
             | 
            
                +0.70 / +6.03%
             |             
            
                12.30
             |           
            
                12.30
             |               
            
                12.30
             |                           
            
                12.30
             | 
            
                12.30
             |                     
            
                4.64
             |                                 
            
                12,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/2/2010
             | 
            
                +0.70 / +6.42%
             |             
            
                11.00
             |           
            
                11.60
             |               
            
                10.90
             |                           
            
                11.60
             | 
            
                11.60
             |                     
            
                4.38
             |                                 
            
                312,600
             |            
            
                 
             |                                       
         
    
        
            | 
                12/1/2010
             | 
            
                +0.70 / +6.86%
             |             
            
                10.70
             |           
            
                10.90
             |               
            
                10.70
             |                           
            
                10.90
             | 
            
                10.90
             |                     
            
                4.11
             |                                 
            
                382,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/30/2010
             | 
            
                +0.50 / +5.15%
             |             
            
                10.20
             |           
            
                10.20
             |               
            
                10.20
             |                           
            
                10.20
             | 
            
                10.20
             |                     
            
                3.85
             |                                 
            
                21,400
             |            
            
                 
             |                                       
         
    
        
            | 
                11/29/2010
             | 
            
                +0.50 / +5.43%
             |             
            
                9.10
             |           
            
                9.70
             |               
            
                9.00
             |                           
            
                9.70
             | 
            
                9.70
             |                     
            
                3.66
             |                                 
            
                76,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/26/2010
             | 
            
                +0.60 / +6.98%
             |             
            
                9.00
             |           
            
                9.20
             |               
            
                8.50
             |                           
            
                9.20
             | 
            
                9.20
             |                     
            
                3.47
             |                                 
            
                171,900
             |            
            
                 
             |                                       
         
    
        
            | 
                11/25/2010
             | 
            
                +0.50 / +6.17%
             |             
            
                8.30
             |           
            
                8.60
             |               
            
                8.30
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                3.24
             |                                 
            
                141,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/24/2010
             | 
            
                +0.10 / +1.25%
             |             
            
                7.90
             |           
            
                8.30
             |               
            
                7.70
             |                           
            
                8.10
             | 
            
                8.10
             |                     
            
                3.06
             |                                 
            
                89,000
             |            
            
                 
             |                                       
         
    
        
            | 
                11/23/2010
             | 
            
                0.00 / 0.00%
             |             
            
                7.90
             |           
            
                8.20
             |               
            
                7.80
             |                           
            
                8.00
             | 
            
                8.00
             |                     
            
                3.02
             |                                 
            
                37,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/22/2010
             | 
            
                -0.30 / -3.61%
             |             
            
                8.00
             |           
            
                8.00
             |               
            
                8.00
             |                           
            
                8.00
             | 
            
                8.00
             |                     
            
                3.02
             |                                 
            
                28,700
             |            
            
                 
             |                                       
         
    
        
            | 
                11/19/2010
             | 
            
                0.00 / 0.00%
             |             
            
                8.80
             |           
            
                8.80
             |               
            
                8.20
             |                           
            
                8.30
             | 
            
                8.30
             |                     
            
                3.13
             |                                 
            
                82,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/18/2010
             | 
            
                +0.40 / +5.06%
             |             
            
                8.10
             |           
            
                8.30
             |               
            
                8.10
             |                           
            
                8.30
             | 
            
                8.30
             |                     
            
                3.13
             |                                 
            
                106,000
             |            
            
                 
             |                                       
         
    
        
            | 
                11/17/2010
             | 
            
                +0.30 / +3.95%
             |             
            
                7.40
             |           
            
                7.90
             |               
            
                7.40
             |                           
            
                7.90
             | 
            
                7.90
             |                     
            
                2.98
             |                                 
            
                44,200
             |  
            
                 
             |                                                              
             
    
         
    
    
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