| 
                 
                    Closing price on 5/24/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    5.00 | 
                 
                
                    | High | 
                    5.00 | 
                 
                
                    | Low | 
                    4.90 | 
                     
                
                    | Volume | 
                    24,800 | 
                                 
                
                    | Split-adjusted Price | 
                    1.85 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
MAC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                5/24/2011
             | 
            
                -0.30 / -5.77%
             |             
            
                5.00
             |           
            
                5.00
             |               
            
                4.90
             |                           
            
                4.90
             | 
            
                4.90
             |                     
            
                1.85
             |                                 
            
                24,800
             |            
            
                 
             |                                       
         
    
        
            | 
                5/23/2011
             | 
            
                -0.30 / -5.45%
             |             
            
                5.30
             |           
            
                5.30
             |               
            
                5.20
             |                           
            
                5.20
             | 
            
                5.20
             |                     
            
                1.96
             |                                 
            
                36,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/20/2011
             | 
            
                -0.10 / -1.79%
             |             
            
                5.60
             |           
            
                5.60
             |               
            
                5.40
             |                           
            
                5.50
             | 
            
                5.50
             |                     
            
                2.08
             |                                 
            
                59,200
             |            
            
                 
             |                                       
         
    
        
            | 
                5/19/2011
             | 
            
                0.00 / 0.00%
             |             
            
                5.70
             |           
            
                5.70
             |               
            
                5.60
             |                           
            
                5.60
             | 
            
                5.60
             |                     
            
                2.11
             |                                 
            
                13,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/18/2011
             | 
            
                -0.20 / -3.45%
             |             
            
                5.70
             |           
            
                5.80
             |               
            
                5.50
             |                           
            
                5.60
             | 
            
                5.60
             |                     
            
                2.11
             |                                 
            
                28,400
             |            
            
                 
             |                                       
         
    
        
            | 
                5/17/2011
             | 
            
                -0.20 / -3.33%
             |             
            
                6.10
             |           
            
                6.10
             |               
            
                5.80
             |                           
            
                5.80
             | 
            
                5.80
             |                     
            
                2.19
             |                                 
            
                28,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/16/2011
             | 
            
                +0.10 / +1.69%
             |             
            
                6.00
             |           
            
                6.30
             |               
            
                5.80
             |                           
            
                6.00
             | 
            
                6.00
             |                     
            
                2.26
             |                                 
            
                56,500
             |            
            
                 
             |                                       
         
    
        
            | 
                5/13/2011
             | 
            
                0.00 / 0.00%
             |             
            
                5.80
             |           
            
                6.00
             |               
            
                5.80
             |                           
            
                5.90
             | 
            
                5.90
             |                     
            
                2.23
             |                                 
            
                12,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/12/2011
             | 
            
                -0.20 / -3.28%
             |             
            
                5.90
             |           
            
                6.10
             |               
            
                5.90
             |                           
            
                5.90
             | 
            
                5.90
             |                     
            
                2.23
             |                                 
            
                26,200
             |            
            
                 
             |                                       
         
    
        
            | 
                5/11/2011
             | 
            
                +0.20 / +3.39%
             |             
            
                6.10
             |           
            
                6.10
             |               
            
                6.00
             |                           
            
                6.10
             | 
            
                6.10
             |                     
            
                2.30
             |                                 
            
                8,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/10/2011
             | 
            
                -0.10 / -1.67%
             |             
            
                6.10
             |           
            
                6.20
             |               
            
                5.90
             |                           
            
                5.90
             | 
            
                5.90
             |                     
            
                2.23
             |                                 
            
                59,200
             |            
            
                 
             |                                       
         
    
        
            | 
                5/9/2011
             | 
            
                0.00 / 0.00%
             |             
            
                6.20
             |           
            
                6.20
             |               
            
                5.90
             |                           
            
                6.00
             | 
            
                6.00
             |                     
            
                2.26
             |                                 
            
                27,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/6/2011
             | 
            
                +0.30 / +5.26%
             |             
            
                5.80
             |           
            
                6.10
             |               
            
                5.60
             |                           
            
                6.00
             | 
            
                6.00
             |                     
            
                2.26
             |                                 
            
                48,800
             |            
            
                 
             |                                       
         
    
        
            | 
                5/5/2011
             | 
            
                -0.40 / -6.56%
             |             
            
                6.00
             |           
            
                6.00
             |               
            
                5.70
             |                           
            
                5.70
             | 
            
                5.70
             |                     
            
                2.15
             |                                 
            
                67,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/4/2011
             | 
            
                0.00 / 0.00%
             |             
            
                6.20
             |           
            
                6.20
             |               
            
                6.00
             |                           
            
                6.10
             | 
            
                6.10
             |                     
            
                2.30
             |                                 
            
                26,600
             |            
            
                 
             |                                       
         
    
        
            | 
                4/29/2011
             | 
            
                -0.20 / -3.17%
             |             
            
                6.30
             |           
            
                6.30
             |               
            
                6.10
             |                           
            
                6.10
             | 
            
                6.10
             |                     
            
                2.30
             |                                 
            
                66,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/28/2011
             | 
            
                -0.10 / -1.56%
             |             
            
                6.30
             |           
            
                6.30
             |               
            
                6.20
             |                           
            
                6.30
             | 
            
                6.30
             |                     
            
                2.38
             |                                 
            
                7,200
             |            
            
                 
             |                                       
         
    
        
            | 
                4/27/2011
             | 
            
                -0.10 / -1.54%
             |             
            
                6.50
             |           
            
                6.50
             |               
            
                6.20
             |                           
            
                6.40
             | 
            
                6.40
             |                     
            
                2.41
             |                                 
            
                33,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/26/2011
             | 
            
                -0.10 / -1.52%
             |             
            
                7.00
             |           
            
                7.00
             |               
            
                6.30
             |                           
            
                6.50
             | 
            
                6.50
             |                     
            
                2.45
             |                                 
            
                55,500
             |            
            
                 
             |                                       
         
    
        
            | 
                4/25/2011
             | 
            
                +0.20 / +3.13%
             |             
            
                6.50
             |           
            
                6.60
             |               
            
                6.50
             |                           
            
                6.60
             | 
            
                6.60
             |                     
            
                2.49
             |                                 
            
                56,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/22/2011
             | 
            
                0.00 / 0.00%
             |             
            
                6.00
             |           
            
                6.50
             |               
            
                6.00
             |                           
            
                6.40
             | 
            
                6.40
             |                     
            
                2.41
             |                                 
            
                65,000
             |            
            
                 
             |                                       
         
    
        
            | 
                4/21/2011
             | 
            
                -0.40 / -5.88%
             |             
            
                6.50
             |           
            
                6.50
             |               
            
                6.40
             |                           
            
                6.40
             | 
            
                6.40
             |                     
            
                2.41
             |                                 
            
                134,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/20/2011
             | 
            
                -0.50 / -6.85%
             |             
            
                7.00
             |           
            
                7.00
             |               
            
                6.80
             |                           
            
                6.80
             | 
            
                6.80
             |                     
            
                2.57
             |                                 
            
                179,900
             |            
            
                 
             |                                       
         
    
        
            | 
                4/19/2011
             | 
            
                -0.40 / -5.19%
             |             
            
                7.90
             |           
            
                7.90
             |               
            
                7.20
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                2.75
             |                                 
            
                98,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/18/2011
             | 
            
                -0.10 / -1.28%
             |             
            
                7.80
             |           
            
                7.80
             |               
            
                7.50
             |                           
            
                7.70
             | 
            
                7.70
             |                     
            
                2.91
             |                                 
            
                65,300
             |            
            
                 
             |                                       
         
    
        
            | 
                4/15/2011
             | 
            
                -0.30 / -3.70%
             |             
            
                8.20
             |           
            
                8.20
             |               
            
                7.80
             |                           
            
                7.80
             | 
            
                7.80
             |                     
            
                2.94
             |                                 
            
                44,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/14/2011
             | 
            
                -0.10 / -1.22%
             |             
            
                8.00
             |           
            
                8.30
             |               
            
                8.00
             |                           
            
                8.10
             | 
            
                8.10
             |                     
            
                3.06
             |                                 
            
                26,700
             |            
            
                 
             |                                       
         
    
        
            | 
                4/13/2011
             | 
            
                +0.10 / +1.23%
             |             
            
                8.60
             |           
            
                8.60
             |               
            
                8.20
             |                           
            
                8.20
             | 
            
                8.20
             |                     
            
                3.09
             |                                 
            
                12,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/8/2011
             | 
            
                -0.20 / -2.41%
             |             
            
                8.50
             |           
            
                8.50
             |               
            
                8.10
             |                           
            
                8.10
             | 
            
                8.10
             |                     
            
                3.06
             |                                 
            
                20,000
             |            
            
                 
             |                                       
         
    
        
            | 
                4/7/2011
             | 
            
                -0.20 / -2.35%
             |             
            
                8.70
             |           
            
                8.70
             |               
            
                8.20
             |                           
            
                8.30
             | 
            
                8.30
             |                     
            
                3.13
             |                                 
            
                23,600
             |  
            
                 
             |                                                              
             
    
         
    
    
 |