| 
                 
                    Closing price on 6/23/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    25.80 | 
                 
                
                    | High | 
                    25.90 | 
                 
                
                    | Low | 
                    25.10 | 
                     
                
                    | Volume | 
                    64,260 | 
                                 
                
                    | Split-adjusted Price | 
                    3.56 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
DXG Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                6/23/2011
             | 
            
                -0.10 / -0.40%
             |             
            
                25.80
             |           
            
                25.90
             |               
            
                25.10
             |                           
            
                25.10
             | 
            
                25.10
             |                     
            
                3.56
             |                                 
            
                64,260
             |            
            
                 
             |                                       
         
    
        
            | 
                6/22/2011
             | 
            
                -0.40 / -1.56%
             |             
            
                25.60
             |           
            
                25.80
             |               
            
                25.20
             |                           
            
                25.20
             | 
            
                25.20
             |                     
            
                3.57
             |                                 
            
                165,950
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/21/2011
             | 
            
                0.00 / 0.00%
             |             
            
                26.10
             |           
            
                26.10
             |               
            
                24.90
             |                           
            
                25.60
             | 
            
                25.60
             |                     
            
                3.63
             |                                 
            
                82,190
             |            
            
                 
             |                                       
         
    
        
            | 
                6/20/2011
             | 
            
                +0.40 / +1.59%
             |             
            
                26.00
             |           
            
                26.00
             |               
            
                25.30
             |                           
            
                25.60
             | 
            
                25.60
             |                     
            
                3.63
             |                                 
            
                156,050
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/17/2011
             | 
            
                +1.10 / +4.56%
             |             
            
                25.10
             |           
            
                25.30
             |               
            
                25.10
             |                           
            
                25.20
             | 
            
                25.20
             |                     
            
                3.57
             |                                 
            
                162,410
             |            
            
                 
             |                                       
         
    
        
            | 
                6/16/2011
             | 
            
                +1.10 / +4.78%
             |             
            
                23.90
             |           
            
                24.10
             |               
            
                23.80
             |                           
            
                24.10
             | 
            
                24.10
             |                     
            
                3.42
             |                                 
            
                157,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/15/2011
             | 
            
                -0.50 / -2.13%
             |             
            
                23.50
             |           
            
                23.50
             |               
            
                22.70
             |                           
            
                23.00
             | 
            
                23.00
             |                     
            
                3.26
             |                                 
            
                48,220
             |            
            
                 
             |                                       
         
    
        
            | 
                6/14/2011
             | 
            
                -0.20 / -0.84%
             |             
            
                22.90
             |           
            
                23.90
             |               
            
                22.90
             |                           
            
                23.50
             | 
            
                23.50
             |                     
            
                3.33
             |                                 
            
                63,260
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/13/2011
             | 
            
                0.00 / 0.00%
             |             
            
                24.30
             |           
            
                24.40
             |               
            
                23.70
             |                           
            
                23.70
             | 
            
                23.70
             |                     
            
                3.36
             |                                 
            
                105,480
             |            
            
                 
             |                                       
         
    
        
            | 
                6/10/2011
             | 
            
                +1.10 / +4.87%
             |             
            
                22.60
             |           
            
                23.70
             |               
            
                21.60
             |                           
            
                23.70
             | 
            
                23.70
             |                     
            
                3.36
             |                                 
            
                243,070
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/9/2011
             | 
            
                -0.30 / -1.31%
             |             
            
                22.90
             |           
            
                23.40
             |               
            
                22.30
             |                           
            
                22.60
             | 
            
                22.60
             |                     
            
                3.20
             |                                 
            
                71,350
             |            
            
                 
             |                                       
         
    
        
            | 
                6/8/2011
             | 
            
                -0.30 / -1.29%
             |             
            
                23.20
             |           
            
                23.50
             |               
            
                22.80
             |                           
            
                22.90
             | 
            
                22.90
             |                     
            
                3.25
             |                                 
            
                67,240
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/7/2011
             | 
            
                +1.10 / +4.98%
             |             
            
                21.00
             |           
            
                23.20
             |               
            
                21.00
             |                           
            
                23.20
             | 
            
                23.20
             |                     
            
                3.29
             |                                 
            
                122,460
             |            
            
                 
             |                                       
         
    
        
            | 
                6/6/2011
             | 
            
                -1.10 / -4.74%
             |             
            
                23.20
             |           
            
                23.20
             |               
            
                22.10
             |                           
            
                22.10
             | 
            
                22.10
             |                     
            
                3.13
             |                                 
            
                28,710
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/3/2011
             | 
            
                -0.60 / -2.52%
             |             
            
                23.60
             |           
            
                23.70
             |               
            
                23.20
             |                           
            
                23.20
             | 
            
                23.20
             |                     
            
                3.29
             |                                 
            
                53,300
             |            
            
                 
             |                                       
         
    
        
            | 
                6/2/2011
             | 
            
                +0.90 / +3.93%
             |             
            
                22.90
             |           
            
                23.80
             |               
            
                22.70
             |                           
            
                23.80
             | 
            
                23.80
             |                     
            
                3.37
             |                                 
            
                160,770
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/1/2011
             | 
            
                0.00 / 0.00%
             |             
            
                22.80
             |           
            
                23.00
             |               
            
                22.60
             |                           
            
                22.90
             | 
            
                22.90
             |                     
            
                3.25
             |                                 
            
                123,570
             |            
            
                 
             |                                       
         
    
        
            | 
                5/31/2011
             | 
            
                +0.10 / +0.44%
             |             
            
                23.00
             |           
            
                23.10
             |               
            
                22.50
             |                           
            
                22.90
             | 
            
                22.90
             |                     
            
                3.25
             |                                 
            
                91,960
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/30/2011
             | 
            
                +0.80 / +3.64%
             |             
            
                22.60
             |           
            
                23.10
             |               
            
                22.50
             |                           
            
                22.80
             | 
            
                22.80
             |                     
            
                3.23
             |                                 
            
                90,520
             |            
            
                 
             |                                       
         
    
        
            | 
                5/27/2011
             | 
            
                +1.00 / +4.76%
             |             
            
                22.00
             |           
            
                22.00
             |               
            
                22.00
             |                           
            
                22.00
             | 
            
                22.00
             |                     
            
                3.12
             |                                 
            
                158,620
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/26/2011
             | 
            
                +0.80 / +3.96%
             |             
            
                19.90
             |           
            
                21.00
             |               
            
                19.20
             |                           
            
                21.00
             | 
            
                21.00
             |                     
            
                2.98
             |                                 
            
                260,180
             |            
            
                 
             |                                       
         
    
        
            | 
                5/25/2011
             | 
            
                -1.00 / -4.72%
             |             
            
                20.20
             |           
            
                20.20
             |               
            
                20.20
             |                           
            
                20.20
             | 
            
                20.20
             |                     
            
                2.86
             |                                 
            
                69,850
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/24/2011
             | 
            
                -1.10 / -4.93%
             |             
            
                21.30
             |           
            
                21.30
             |               
            
                21.20
             |                           
            
                21.20
             | 
            
                21.20
             |                     
            
                3.01
             |                                 
            
                36,760
             |            
            
                 
             |                                       
         
    
        
            | 
                5/23/2011
             | 
            
                -0.20 / -0.89%
             |             
            
                23.30
             |           
            
                23.30
             |               
            
                22.30
             |                           
            
                22.30
             | 
            
                22.30
             |                     
            
                3.16
             |                                 
            
                53,220
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/20/2011
             | 
            
                -0.70 / -3.02%
             |             
            
                23.20
             |           
            
                23.40
             |               
            
                22.50
             |                           
            
                22.50
             | 
            
                22.50
             |                     
            
                3.19
             |                                 
            
                91,680
             |            
            
                 
             |                                       
         
    
        
            | 
                5/19/2011
             | 
            
                -0.30 / -1.28%
             |             
            
                22.70
             |           
            
                23.70
             |               
            
                22.70
             |                           
            
                23.20
             | 
            
                23.20
             |                     
            
                3.29
             |                                 
            
                125,890
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/18/2011
             | 
            
                -0.20 / -0.84%
             |             
            
                23.90
             |           
            
                24.00
             |               
            
                23.00
             |                           
            
                23.50
             | 
            
                23.50
             |                     
            
                3.33
             |                                 
            
                108,310
             |            
            
                 
             |                                       
         
    
        
            | 
                5/17/2011
             | 
            
                -0.30 / -1.25%
             |             
            
                24.00
             |           
            
                24.10
             |               
            
                23.40
             |                           
            
                23.70
             | 
            
                23.70
             |                     
            
                3.36
             |                                 
            
                76,590
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/16/2011
             | 
            
                +0.10 / +0.42%
             |             
            
                23.90
             |           
            
                24.30
             |               
            
                23.70
             |                           
            
                24.00
             | 
            
                24.00
             |                     
            
                3.40
             |                                 
            
                100,760
             |            
            
                 
             |                                       
         
    
        
            | 
                5/13/2011
             | 
            
                +0.20 / +0.84%
             |             
            
                23.80
             |           
            
                24.00
             |               
            
                23.70
             |                           
            
                23.90
             | 
            
                23.90
             |                     
            
                3.39
             |                                 
            
                76,230
             |  
            
                 
             |                                                              
             
    
         
    
    
 |