| 
                 
                    Closing price on 2/28/2013
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    19.80 | 
                 
                
                    | High | 
                    19.90 | 
                 
                
                    | Low | 
                    19.50 | 
                     
                
                    | Volume | 
                    27,500 | 
                                 
                
                    | Split-adjusted Price | 
                    8.31 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
DNM Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                2/28/2013
             | 
            
                +0.20 / +1.03%
             |             
            
                19.80
             |           
            
                19.90
             |               
            
                19.50
             |                           
            
                19.70
             | 
            
                19.70
             |                     
            
                8.31
             |                                 
            
                27,500
             |            
            
                 
             |                                       
         
    
        
            | 
                2/27/2013
             | 
            
                -0.50 / -2.50%
             |             
            
                20.00
             |           
            
                20.10
             |               
            
                19.50
             |                           
            
                19.50
             | 
            
                19.50
             |                     
            
                8.23
             |                                 
            
                10,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/26/2013
             | 
            
                +0.10 / +0.50%
             |             
            
                19.80
             |           
            
                20.00
             |               
            
                19.80
             |                           
            
                20.00
             | 
            
                20.00
             |                     
            
                8.44
             |                                 
            
                5,400
             |            
            
                 
             |                                       
         
    
        
            | 
                2/25/2013
             | 
            
                -0.20 / -1.00%
             |             
            
                20.00
             |           
            
                20.10
             |               
            
                19.40
             |                           
            
                19.90
             | 
            
                19.90
             |                     
            
                8.39
             |                                 
            
                11,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/22/2013
             | 
            
                +0.30 / +1.52%
             |             
            
                19.40
             |           
            
                20.10
             |               
            
                18.10
             |                           
            
                20.10
             | 
            
                20.10
             |                     
            
                8.48
             |                                 
            
                8,600
             |            
            
                 
             |                                       
         
    
        
            | 
                2/21/2013
             | 
            
                -1.00 / -4.81%
             |             
            
                19.60
             |           
            
                20.40
             |               
            
                19.50
             |                           
            
                19.80
             | 
            
                19.80
             |                     
            
                8.35
             |                                 
            
                7,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/20/2013
             | 
            
                -0.10 / -0.48%
             |             
            
                20.40
             |           
            
                20.80
             |               
            
                20.40
             |                           
            
                20.80
             | 
            
                20.80
             |                     
            
                8.77
             |                                 
            
                900
             |            
            
                 
             |                                       
         
    
        
            | 
                2/19/2013
             | 
            
                +0.40 / +1.95%
             |             
            
                20.80
             |           
            
                20.90
             |               
            
                19.70
             |                           
            
                20.90
             | 
            
                20.90
             |                     
            
                8.82
             |                                 
            
                2,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/18/2013
             | 
            
                +0.30 / +1.49%
             |             
            
                20.30
             |           
            
                20.50
             |               
            
                19.50
             |                           
            
                20.50
             | 
            
                20.50
             |                     
            
                8.65
             |                                 
            
                7,000
             |            
            
                 
             |                                       
         
    
        
            | 
                2/8/2013
             | 
            
                -0.40 / -1.94%
             |             
            
                20.00
             |           
            
                20.20
             |               
            
                19.70
             |                           
            
                20.20
             | 
            
                20.20
             |                     
            
                8.52
             |                                 
            
                3,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/7/2013
             | 
            
                +1.70 / +8.99%
             |             
            
                18.70
             |           
            
                20.60
             |               
            
                18.70
             |                           
            
                20.60
             | 
            
                20.60
             |                     
            
                8.69
             |                                 
            
                24,300
             |            
            
                 
             |                                       
         
    
        
            | 
                2/6/2013
             | 
            
                0.00 / 0.00%
             |             
            
                19.00
             |           
            
                19.00
             |               
            
                18.70
             |                           
            
                18.90
             | 
            
                18.90
             |                     
            
                7.97
             |                                 
            
                5,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/5/2013
             | 
            
                +0.10 / +0.53%
             |             
            
                17.90
             |           
            
                18.90
             |               
            
                17.80
             |                           
            
                18.90
             | 
            
                18.90
             |                     
            
                7.97
             |                                 
            
                15,100
             |            
            
                 
             |                                       
         
    
        
            | 
                2/4/2013
             | 
            
                +0.50 / +2.73%
             |             
            
                18.30
             |           
            
                18.80
             |               
            
                18.20
             |                           
            
                18.80
             | 
            
                18.80
             |                     
            
                7.93
             |                                 
            
                10,625
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/1/2013
             | 
            
                -0.40 / -2.14%
             |             
            
                18.50
             |           
            
                19.00
             |               
            
                17.30
             |                           
            
                18.30
             | 
            
                18.30
             |                     
            
                7.72
             |                                 
            
                12,100
             |            
            
                 
             |                                       
         
    
        
            | 
                1/31/2013
             | 
            
                +1.50 / +8.72%
             |             
            
                17.00
             |           
            
                18.70
             |               
            
                16.50
             |                           
            
                18.70
             | 
            
                18.70
             |                     
            
                7.89
             |                                 
            
                15,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/30/2013
             | 
            
                0.00 / 0.00%
             |             
            
                17.30
             |           
            
                18.90
             |               
            
                17.20
             |                           
            
                17.20
             | 
            
                17.20
             |                     
            
                7.26
             |                                 
            
                5,800
             |            
            
                 
             |                                       
         
    
        
            | 
                1/29/2013
             | 
            
                +0.60 / +3.61%
             |             
            
                16.80
             |           
            
                17.20
             |               
            
                16.80
             |                           
            
                17.20
             | 
            
                17.20
             |                     
            
                7.26
             |                                 
            
                23,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/28/2013
             | 
            
                +1.00 / +6.41%
             |             
            
                16.00
             |           
            
                16.60
             |               
            
                15.70
             |                           
            
                16.60
             | 
            
                16.60
             |                     
            
                7.00
             |                                 
            
                27,000
             |            
            
                 
             |                                       
         
    
        
            | 
                1/25/2013
             | 
            
                0.00 / 0.00%
             |             
            
                15.90
             |           
            
                16.20
             |               
            
                15.60
             |                           
            
                15.60
             | 
            
                15.60
             |                     
            
                6.58
             |                                 
            
                12,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/24/2013
             | 
            
                +1.40 / +9.86%
             |             
            
                14.90
             |           
            
                15.60
             |               
            
                14.90
             |                           
            
                15.60
             | 
            
                15.60
             |                     
            
                6.58
             |                                 
            
                13,000
             |            
            
                 
             |                                       
         
    
        
            | 
                1/23/2013
             | 
            
                +0.60 / +4.41%
             |             
            
                13.90
             |           
            
                14.20
             |               
            
                13.70
             |                           
            
                14.20
             | 
            
                14.20
             |                     
            
                5.99
             |                                 
            
                7,650
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/22/2013
             | 
            
                +0.60 / +4.62%
             |             
            
                13.20
             |           
            
                13.60
             |               
            
                12.90
             |                           
            
                13.60
             | 
            
                13.60
             |                     
            
                5.74
             |                                 
            
                11,500
             |            
            
                 
             |                                       
         
    
        
            | 
                1/21/2013
             | 
            
                +0.10 / +0.78%
             |             
            
                13.00
             |           
            
                13.00
             |               
            
                13.00
             |                           
            
                13.00
             | 
            
                13.00
             |                     
            
                5.48
             |                                 
            
                2,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/18/2013
             | 
            
                -0.30 / -2.27%
             |             
            
                13.90
             |           
            
                13.90
             |               
            
                12.90
             |                           
            
                12.90
             | 
            
                12.90
             |                     
            
                5.44
             |                                 
            
                2,200
             |            
            
                 
             |                                       
         
    
        
            | 
                1/17/2013
             | 
            
                -0.40 / -2.94%
             |             
            
                14.60
             |           
            
                14.60
             |               
            
                12.90
             |                           
            
                13.20
             | 
            
                13.20
             |                     
            
                5.57
             |                                 
            
                4,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/16/2013
             | 
            
                -0.10 / -0.73%
             |             
            
                13.80
             |           
            
                14.80
             |               
            
                13.60
             |                           
            
                13.60
             | 
            
                13.60
             |                     
            
                5.74
             |                                 
            
                600
             |            
            
                 
             |                                       
         
    
        
            | 
                1/15/2013
             | 
            
                +0.20 / +1.48%
             |             
            
                13.70
             |           
            
                13.70
             |               
            
                13.70
             |                           
            
                13.70
             | 
            
                13.70
             |                     
            
                5.78
             |                                 
            
                300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/14/2013
             | 
            
                +0.10 / +0.75%
             |             
            
                13.40
             |           
            
                13.50
             |               
            
                13.40
             |                           
            
                13.50
             | 
            
                13.50
             |                     
            
                5.69
             |                                 
            
                600
             |            
            
                 
             |                                       
         
    
        
            | 
                1/11/2013
             | 
            
                -0.10 / -0.74%
             |             
            
                13.80
             |           
            
                13.80
             |               
            
                13.40
             |                           
            
                13.40
             | 
            
                13.40
             |                     
            
                5.65
             |                                 
            
                700
             |  
            
                 
             |                                                              
             
    
         
    
    
 |