| 
                 
                    Closing price on 2/20/2009
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    29.00 | 
                 
                
                    | High | 
                    29.50 | 
                 
                
                    | Low | 
                    28.60 | 
                     
                
                    | Volume | 
                    406,660 | 
                                 
                
                    | Split-adjusted Price | 
                    3.75 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
DPM Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                2/20/2009
             | 
            
                +0.30 / +1.03%
             |             
            
                29.00
             |           
            
                29.50
             |               
            
                28.60
             |                           
            
                29.50
             | 
            
                29.50
             |                     
            
                3.75
             |                                 
            
                406,660
             |            
            
                 
             |                                       
         
    
        
            | 
                2/19/2009
             | 
            
                +1.20 / +4.29%
             |             
            
                28.50
             |           
            
                29.20
             |               
            
                28.40
             |                           
            
                29.20
             | 
            
                29.20
             |                     
            
                3.71
             |                                 
            
                671,290
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/18/2009
             | 
            
                -0.40 / -1.41%
             |             
            
                27.50
             |           
            
                28.00
             |               
            
                27.50
             |                           
            
                28.00
             | 
            
                28.00
             |                     
            
                3.56
             |                                 
            
                373,950
             |            
            
                 
             |                                       
         
    
        
            | 
                2/17/2009
             | 
            
                -1.30 / -4.38%
             |             
            
                29.10
             |           
            
                29.20
             |               
            
                28.30
             |                           
            
                28.40
             | 
            
                28.40
             |                     
            
                3.61
             |                                 
            
                492,590
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/16/2009
             | 
            
                -0.90 / -2.94%
             |             
            
                30.60
             |           
            
                30.60
             |               
            
                29.70
             |                           
            
                29.70
             | 
            
                29.70
             |                     
            
                3.78
             |                                 
            
                209,280
             |            
            
                 
             |                                       
         
    
        
            | 
                2/13/2009
             | 
            
                0.00 / 0.00%
             |             
            
                30.60
             |           
            
                30.70
             |               
            
                30.50
             |                           
            
                30.60
             | 
            
                30.60
             |                     
            
                3.89
             |                                 
            
                107,930
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/12/2009
             | 
            
                +0.10 / +0.33%
             |             
            
                30.50
             |           
            
                30.90
             |               
            
                30.50
             |                           
            
                30.60
             | 
            
                30.60
             |                     
            
                3.89
             |                                 
            
                232,450
             |            
            
                 
             |                                       
         
    
        
            | 
                2/11/2009
             | 
            
                -1.20 / -3.79%
             |             
            
                30.40
             |           
            
                30.70
             |               
            
                30.40
             |                           
            
                30.50
             | 
            
                30.50
             |                     
            
                3.88
             |                                 
            
                363,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/10/2009
             | 
            
                -0.70 / -2.16%
             |             
            
                31.60
             |           
            
                31.90
             |               
            
                31.60
             |                           
            
                31.70
             | 
            
                31.70
             |                     
            
                4.03
             |                                 
            
                141,270
             |            
            
                 
             |                                       
         
    
        
            | 
                2/9/2009
             | 
            
                +1.40 / +4.52%
             |             
            
                32.00
             |           
            
                32.40
             |               
            
                31.50
             |                           
            
                32.40
             | 
            
                32.40
             |                     
            
                4.12
             |                                 
            
                173,880
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/6/2009
             | 
            
                +0.50 / +1.64%
             |             
            
                30.70
             |           
            
                31.20
             |               
            
                30.60
             |                           
            
                31.00
             | 
            
                31.00
             |                     
            
                3.94
             |                                 
            
                235,700
             |            
            
                 
             |                                       
         
    
        
            | 
                2/5/2009
             | 
            
                -1.00 / -3.17%
             |             
            
                31.70
             |           
            
                31.70
             |               
            
                30.50
             |                           
            
                30.50
             | 
            
                30.50
             |                     
            
                3.88
             |                                 
            
                260,330
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/4/2009
             | 
            
                -0.20 / -0.63%
             |             
            
                31.70
             |           
            
                32.10
             |               
            
                31.40
             |                           
            
                31.50
             | 
            
                31.50
             |                     
            
                4.00
             |                                 
            
                233,550
             |            
            
                 
             |                                       
         
    
        
            | 
                2/3/2009
             | 
            
                -1.30 / -3.94%
             |             
            
                31.70
             |           
            
                32.00
             |               
            
                31.70
             |                           
            
                31.70
             | 
            
                31.70
             |                     
            
                4.03
             |                                 
            
                481,640
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/2/2009
             | 
            
                -1.20 / -3.51%
             |             
            
                33.80
             |           
            
                34.00
             |               
            
                33.00
             |                           
            
                33.00
             | 
            
                33.00
             |                     
            
                4.19
             |                                 
            
                98,420
             |            
            
                 
             |                                       
         
    
        
            | 
                1/23/2009
             | 
            
                +0.10 / +0.29%
             |             
            
                33.90
             |           
            
                34.20
             |               
            
                33.90
             |                           
            
                34.20
             | 
            
                34.20
             |                     
            
                4.35
             |                                 
            
                63,130
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/22/2009
             | 
            
                +0.70 / +2.10%
             |             
            
                34.00
             |           
            
                34.30
             |               
            
                34.00
             |                           
            
                34.10
             | 
            
                34.10
             |                     
            
                4.33
             |                                 
            
                101,950
             |            
            
                 
             |                                       
         
    
        
            | 
                1/21/2009
             | 
            
                -0.20 / -0.60%
             |             
            
                33.40
             |           
            
                33.80
             |               
            
                33.40
             |                           
            
                33.40
             | 
            
                33.40
             |                     
            
                4.25
             |                                 
            
                182,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/20/2009
             | 
            
                -0.50 / -1.47%
             |             
            
                33.70
             |           
            
                34.10
             |               
            
                33.60
             |                           
            
                33.60
             | 
            
                33.60
             |                     
            
                4.27
             |                                 
            
                123,260
             |            
            
                 
             |                                       
         
    
        
            | 
                1/19/2009
             | 
            
                -0.30 / -0.87%
             |             
            
                34.40
             |           
            
                34.40
             |               
            
                34.10
             |                           
            
                34.10
             | 
            
                34.10
             |                     
            
                4.33
             |                                 
            
                78,950
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/16/2009
             | 
            
                +0.20 / +0.58%
             |             
            
                34.20
             |           
            
                34.80
             |               
            
                34.20
             |                           
            
                34.40
             | 
            
                34.40
             |                     
            
                4.37
             |                                 
            
                237,880
             |            
            
                 
             |                                       
         
    
        
            | 
                1/15/2009
             | 
            
                0.00 / 0.00%
             |             
            
                34.00
             |           
            
                34.40
             |               
            
                33.90
             |                           
            
                34.20
             | 
            
                34.20
             |                     
            
                4.35
             |                                 
            
                157,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/14/2009
             | 
            
                -0.60 / -1.72%
             |             
            
                34.30
             |           
            
                35.00
             |               
            
                34.20
             |                           
            
                34.20
             | 
            
                34.20
             |                     
            
                4.35
             |                                 
            
                389,320
             |            
            
                 
             |                                       
         
    
        
            | 
                1/13/2009
             | 
            
                -0.50 / -1.42%
             |             
            
                35.10
             |           
            
                35.20
             |               
            
                34.70
             |                           
            
                34.80
             | 
            
                34.80
             |                     
            
                4.42
             |                                 
            
                191,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/12/2009
             | 
            
                -0.10 / -0.28%
             |             
            
                35.40
             |           
            
                35.50
             |               
            
                35.30
             |                           
            
                35.30
             | 
            
                35.30
             |                     
            
                4.49
             |                                 
            
                169,110
             |            
            
                 
             |                                       
         
    
        
            | 
                1/9/2009
             | 
            
                0.00 / 0.00%
             |             
            
                35.20
             |           
            
                35.50
             |               
            
                35.20
             |                           
            
                35.40
             | 
            
                35.40
             |                     
            
                4.50
             |                                 
            
                249,150
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/8/2009
             | 
            
                -1.00 / -2.75%
             |             
            
                35.50
             |           
            
                36.30
             |               
            
                35.30
             |                           
            
                35.40
             | 
            
                35.40
             |                     
            
                4.50
             |                                 
            
                596,530
             |            
            
                 
             |                                       
         
    
        
            | 
                1/7/2009
             | 
            
                +1.10 / +3.12%
             |             
            
                36.00
             |           
            
                36.80
             |               
            
                36.00
             |                           
            
                36.40
             | 
            
                36.40
             |                     
            
                4.63
             |                                 
            
                639,310
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/6/2009
             | 
            
                +0.80 / +2.32%
             |             
            
                35.20
             |           
            
                35.50
             |               
            
                35.00
             |                           
            
                35.30
             | 
            
                35.30
             |                     
            
                4.49
             |                                 
            
                479,410
             |            
            
                 
             |                                       
         
    
        
            | 
                1/5/2009
             | 
            
                0.00 / 0.00%
             |             
            
                34.90
             |           
            
                34.90
             |               
            
                34.50
             |                           
            
                34.50
             | 
            
                34.50
             |                     
            
                4.39
             |                                 
            
                271,220
             |  
            
                 
             |                                                              
             
    
         
    
    
 |