| 
                 
                    Closing price on 5/16/2013
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    10.60 | 
                 
                
                    | High | 
                    11.00 | 
                 
                
                    | Low | 
                    10.60 | 
                     
                
                    | Volume | 
                    2,700 | 
                                 
                
                    | Split-adjusted Price | 
                    2.91 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
MDC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                5/16/2013
             | 
            
                +0.10 / +0.92%
             |             
            
                10.60
             |           
            
                11.00
             |               
            
                10.60
             |                           
            
                11.00
             | 
            
                11.00
             |                     
            
                2.91
             |                                 
            
                2,700
             |            
            
                 
             |                                       
         
    
        
            | 
                5/15/2013
             | 
            
                0.00 / 0.00%
             |             
            
                10.90
             |           
            
                10.90
             |               
            
                10.90
             |                           
            
                10.90
             | 
            
                10.90
             |                     
            
                2.89
             |                                 
            
                1,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/14/2013
             | 
            
                -0.10 / -0.91%
             |             
            
                10.90
             |           
            
                10.90
             |               
            
                10.90
             |                           
            
                10.90
             | 
            
                10.90
             |                     
            
                2.89
             |                                 
            
                1,100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/13/2013
             | 
            
                +0.50 / +4.76%
             |             
            
                10.70
             |           
            
                11.00
             |               
            
                10.60
             |                           
            
                11.00
             | 
            
                11.00
             |                     
            
                2.91
             |                                 
            
                7,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/10/2013
             | 
            
                0.00 / 0.00%
             |             
            
                10.50
             |           
            
                10.50
             |               
            
                10.50
             |                           
            
                10.50
             | 
            
                10.50
             |                     
            
                2.78
             |                                 
            
                300
             |            
            
                 
             |                                       
         
    
        
            | 
                5/9/2013
             | 
            
                -0.10 / -0.94%
             |             
            
                10.50
             |           
            
                10.60
             |               
            
                10.50
             |                           
            
                10.50
             | 
            
                10.50
             |                     
            
                2.78
             |                                 
            
                4,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/8/2013
             | 
            
                0.00 / 0.00%
             |             
            
                10.60
             |           
            
                10.60
             |               
            
                10.60
             |                           
            
                10.60
             | 
            
                10.60
             |                     
            
                2.81
             |                                 
            
                165
             |            
            
                 
             |                                       
         
    
        
            | 
                5/7/2013
             | 
            
                0.00 / 0.00%
             |             
            
                10.60
             |           
            
                10.60
             |               
            
                10.60
             |                           
            
                10.60
             | 
            
                10.60
             |                     
            
                2.81
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/6/2013
             | 
            
                0.00 / 0.00%
             |             
            
                10.60
             |           
            
                10.60
             |               
            
                10.60
             |                           
            
                10.60
             | 
            
                10.60
             |                     
            
                2.81
             |                                 
            
                891
             |            
            
                 
             |                                       
         
    
        
            | 
                5/3/2013
             | 
            
                0.00 / 0.00%
             |             
            
                10.60
             |           
            
                10.60
             |               
            
                10.60
             |                           
            
                10.60
             | 
            
                10.60
             |                     
            
                2.81
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/2/2013
             | 
            
                0.00 / 0.00%
             |             
            
                10.60
             |           
            
                10.60
             |               
            
                10.60
             |                           
            
                10.60
             | 
            
                10.60
             |                     
            
                2.81
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                4/26/2013
             | 
            
                0.00 / 0.00%
             |             
            
                10.60
             |           
            
                10.60
             |               
            
                10.60
             |                           
            
                10.60
             | 
            
                10.60
             |                     
            
                2.81
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/25/2013
             | 
            
                0.00 / 0.00%
             |             
            
                10.60
             |           
            
                10.60
             |               
            
                10.60
             |                           
            
                10.60
             | 
            
                10.60
             |                     
            
                2.81
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                4/24/2013
             | 
            
                0.00 / 0.00%
             |             
            
                10.60
             |           
            
                10.60
             |               
            
                10.60
             |                           
            
                10.60
             | 
            
                10.60
             |                     
            
                2.81
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/23/2013
             | 
            
                0.00 / 0.00%
             |             
            
                10.60
             |           
            
                10.60
             |               
            
                10.60
             |                           
            
                10.60
             | 
            
                10.60
             |                     
            
                2.81
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                4/22/2013
             | 
            
                0.00 / 0.00%
             |             
            
                10.60
             |           
            
                10.60
             |               
            
                10.60
             |                           
            
                10.60
             | 
            
                10.60
             |                     
            
                2.81
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/18/2013
             | 
            
                0.00 / 0.00%
             |             
            
                10.60
             |           
            
                10.60
             |               
            
                10.60
             |                           
            
                10.60
             | 
            
                10.60
             |                     
            
                2.81
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                4/17/2013
             | 
            
                +0.50 / +4.95%
             |             
            
                10.50
             |           
            
                10.60
             |               
            
                10.50
             |                           
            
                10.60
             | 
            
                10.60
             |                     
            
                2.81
             |                                 
            
                1,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/16/2013
             | 
            
                0.00 / 0.00%
             |             
            
                10.10
             |           
            
                10.10
             |               
            
                10.10
             |                           
            
                10.10
             | 
            
                10.10
             |                     
            
                2.67
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                4/15/2013
             | 
            
                -0.10 / -0.98%
             |             
            
                10.10
             |           
            
                10.10
             |               
            
                10.10
             |                           
            
                10.10
             | 
            
                10.10
             |                     
            
                2.67
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/12/2013
             | 
            
                0.00 / 0.00%
             |             
            
                10.20
             |           
            
                10.20
             |               
            
                10.20
             |                           
            
                10.20
             | 
            
                10.20
             |                     
            
                2.70
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                4/11/2013
             | 
            
                0.00 / 0.00%
             |             
            
                10.20
             |           
            
                10.20
             |               
            
                10.20
             |                           
            
                10.20
             | 
            
                10.20
             |                     
            
                2.70
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/10/2013
             | 
            
                0.00 / 0.00%
             |             
            
                10.50
             |           
            
                10.50
             |               
            
                10.20
             |                           
            
                10.20
             | 
            
                10.20
             |                     
            
                2.70
             |                                 
            
                3,400
             |            
            
                 
             |                                       
         
    
        
            | 
                4/9/2013
             | 
            
                0.00 / 0.00%
             |             
            
                10.20
             |           
            
                10.20
             |               
            
                10.20
             |                           
            
                10.20
             | 
            
                10.20
             |                     
            
                2.70
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/8/2013
             | 
            
                -0.40 / -3.77%
             |             
            
                10.30
             |           
            
                10.30
             |               
            
                10.20
             |                           
            
                10.20
             | 
            
                10.20
             |                     
            
                2.70
             |                                 
            
                1,000
             |            
            
                 
             |                                       
         
    
        
            | 
                4/5/2013
             | 
            
                -0.20 / -1.85%
             |             
            
                10.00
             |           
            
                11.00
             |               
            
                10.00
             |                           
            
                10.60
             | 
            
                10.60
             |                     
            
                2.81
             |                                 
            
                2,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/4/2013
             | 
            
                +0.80 / +8.00%
             |             
            
                10.30
             |           
            
                10.80
             |               
            
                10.30
             |                           
            
                10.80
             | 
            
                10.80
             |                     
            
                2.86
             |                                 
            
                6,000
             |            
            
                 
             |                                       
         
    
        
            | 
                4/3/2013
             | 
            
                -0.30 / -2.91%
             |             
            
                10.00
             |           
            
                10.00
             |               
            
                10.00
             |                           
            
                10.00
             | 
            
                10.00
             |                     
            
                2.65
             |                                 
            
                2,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/2/2013
             | 
            
                +0.60 / +6.19%
             |             
            
                9.70
             |           
            
                10.30
             |               
            
                9.70
             |                           
            
                10.30
             | 
            
                10.30
             |                     
            
                2.73
             |                                 
            
                500
             |            
            
                 
             |                                       
         
    
        
            | 
                4/1/2013
             | 
            
                -0.30 / -3.00%
             |             
            
                10.00
             |           
            
                10.00
             |               
            
                9.70
             |                           
            
                9.70
             | 
            
                9.70
             |                     
            
                2.57
             |                                 
            
                2,000
             |  
            
                 
             |                                                              
             
    
         
    
    
 |