| 
                 
                    Closing price on 3/28/2014
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    23.40 | 
                 
                
                    | High | 
                    23.50 | 
                 
                
                    | Low | 
                    22.90 | 
                     
                
                    | Volume | 
                    354,200 | 
                                 
                
                    | Split-adjusted Price | 
                    3.75 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
DBC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                3/28/2014
             | 
            
                -0.20 / -0.87%
             |             
            
                23.40
             |           
            
                23.50
             |               
            
                22.90
             |                           
            
                22.90
             | 
            
                23.03
             |                     
            
                3.75
             |                                 
            
                354,200
             |            
            
                 
             |                                       
         
    
        
            | 
                3/27/2014
             | 
            
                -0.10 / -0.43%
             |             
            
                23.90
             |           
            
                23.90
             |               
            
                23.10
             |                           
            
                23.10
             | 
            
                23.22
             |                     
            
                3.79
             |                                 
            
                253,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/26/2014
             | 
            
                -1.30 / -5.31%
             |             
            
                24.50
             |           
            
                24.50
             |               
            
                23.20
             |                           
            
                23.20
             | 
            
                24.05
             |                     
            
                3.80
             |                                 
            
                323,739
             |            
            
                 
             |                                       
         
    
        
            | 
                3/25/2014
             | 
            
                0.00 / 0.00%
             |             
            
                24.50
             |           
            
                24.80
             |               
            
                24.40
             |                           
            
                24.50
             | 
            
                24.58
             |                     
            
                4.02
             |                                 
            
                336,487
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/24/2014
             | 
            
                +0.20 / +0.82%
             |             
            
                24.50
             |           
            
                24.70
             |               
            
                24.30
             |                           
            
                24.50
             | 
            
                24.49
             |                     
            
                4.02
             |                                 
            
                285,758
             |            
            
                 
             |                                       
         
    
        
            | 
                3/21/2014
             | 
            
                +0.10 / +0.41%
             |             
            
                24.30
             |           
            
                24.60
             |               
            
                24.00
             |                           
            
                24.30
             | 
            
                24.40
             |                     
            
                3.98
             |                                 
            
                263,850
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/20/2014
             | 
            
                -0.20 / -0.82%
             |             
            
                24.50
             |           
            
                24.70
             |               
            
                24.20
             |                           
            
                24.20
             | 
            
                24.40
             |                     
            
                3.97
             |                                 
            
                539,100
             |            
            
                 
             |                                       
         
    
        
            | 
                3/19/2014
             | 
            
                -0.10 / -0.41%
             |             
            
                24.70
             |           
            
                24.70
             |               
            
                24.10
             |                           
            
                24.40
             | 
            
                24.46
             |                     
            
                4.00
             |                                 
            
                273,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/18/2014
             | 
            
                -0.20 / -0.81%
             |             
            
                24.80
             |           
            
                25.00
             |               
            
                24.50
             |                           
            
                24.50
             | 
            
                24.70
             |                     
            
                4.02
             |                                 
            
                304,266
             |            
            
                 
             |                                       
         
    
        
            | 
                3/17/2014
             | 
            
                +0.50 / +2.07%
             |             
            
                24.40
             |           
            
                24.80
             |               
            
                24.40
             |                           
            
                24.70
             | 
            
                24.58
             |                     
            
                4.05
             |                                 
            
                492,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/14/2014
             | 
            
                +0.40 / +1.68%
             |             
            
                23.80
             |           
            
                24.70
             |               
            
                23.80
             |                           
            
                24.20
             | 
            
                24.30
             |                     
            
                3.97
             |                                 
            
                500,833
             |            
            
                 
             |                                       
         
    
        
            | 
                3/13/2014
             | 
            
                -0.10 / -0.42%
             |             
            
                23.70
             |           
            
                24.00
             |               
            
                23.70
             |                           
            
                23.80
             | 
            
                23.77
             |                     
            
                3.90
             |                                 
            
                287,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/12/2014
             | 
            
                -0.60 / -2.45%
             |             
            
                24.50
             |           
            
                24.60
             |               
            
                23.80
             |                           
            
                23.90
             | 
            
                24.06
             |                     
            
                3.92
             |                                 
            
                263,000
             |            
            
                 
             |                                       
         
    
        
            | 
                3/11/2014
             | 
            
                +0.20 / +0.82%
             |             
            
                24.00
             |           
            
                24.60
             |               
            
                24.00
             |                           
            
                24.50
             | 
            
                24.33
             |                     
            
                4.02
             |                                 
            
                234,620
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/10/2014
             | 
            
                +0.10 / +0.41%
             |             
            
                24.10
             |           
            
                24.50
             |               
            
                23.80
             |                           
            
                24.30
             | 
            
                24.11
             |                     
            
                3.98
             |                                 
            
                103,100
             |            
            
                 
             |                                       
         
    
        
            | 
                3/7/2014
             | 
            
                0.00 / 0.00%
             |             
            
                24.50
             |           
            
                24.50
             |               
            
                24.10
             |                           
            
                24.20
             | 
            
                24.19
             |                     
            
                3.97
             |                                 
            
                69,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/6/2014
             | 
            
                +0.80 / +3.42%
             |             
            
                23.50
             |           
            
                24.80
             |               
            
                23.30
             |                           
            
                24.20
             | 
            
                23.94
             |                     
            
                3.97
             |                                 
            
                152,000
             |            
            
                 
             |                                       
         
    
        
            | 
                3/5/2014
             | 
            
                +0.40 / +1.74%
             |             
            
                23.30
             |           
            
                23.70
             |               
            
                23.00
             |                           
            
                23.40
             | 
            
                23.23
             |                     
            
                3.84
             |                                 
            
                197,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/4/2014
             | 
            
                -0.10 / -0.43%
             |             
            
                22.90
             |           
            
                23.50
             |               
            
                22.70
             |                           
            
                23.00
             | 
            
                23.02
             |                     
            
                3.77
             |                                 
            
                396,140
             |            
            
                 
             |                                       
         
    
        
            | 
                3/3/2014
             | 
            
                -1.70 / -6.85%
             |             
            
                24.60
             |           
            
                24.60
             |               
            
                23.10
             |                           
            
                23.10
             | 
            
                23.87
             |                     
            
                3.79
             |                                 
            
                307,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/28/2014
             | 
            
                -0.30 / -1.20%
             |             
            
                25.10
             |           
            
                25.10
             |               
            
                24.60
             |                           
            
                24.80
             | 
            
                24.81
             |                     
            
                4.07
             |                                 
            
                74,500
             |            
            
                 
             |                                       
         
    
        
            | 
                2/27/2014
             | 
            
                -0.30 / -1.18%
             |             
            
                25.40
             |           
            
                25.60
             |               
            
                25.10
             |                           
            
                25.10
             | 
            
                25.28
             |                     
            
                4.12
             |                                 
            
                228,290
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/26/2014
             | 
            
                0.00 / 0.00%
             |             
            
                25.40
             |           
            
                25.90
             |               
            
                25.10
             |                           
            
                25.40
             | 
            
                25.41
             |                     
            
                4.16
             |                                 
            
                686,520
             |            
            
                 
             |                                       
         
    
        
            | 
                2/25/2014
             | 
            
                +0.10 / +0.40%
             |             
            
                25.30
             |           
            
                25.40
             |               
            
                25.10
             |                           
            
                25.40
             | 
            
                25.21
             |                     
            
                4.16
             |                                 
            
                432,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/24/2014
             | 
            
                +0.30 / +1.20%
             |             
            
                25.40
             |           
            
                25.70
             |               
            
                25.00
             |                           
            
                25.30
             | 
            
                25.32
             |                     
            
                4.15
             |                                 
            
                626,000
             |            
            
                 
             |                                       
         
    
        
            | 
                2/21/2014
             | 
            
                0.00 / 0.00%
             |             
            
                24.90
             |           
            
                25.60
             |               
            
                24.70
             |                           
            
                25.00
             | 
            
                25.10
             |                     
            
                4.10
             |                                 
            
                262,166
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/20/2014
             | 
            
                -1.60 / -6.02%
             |             
            
                24.50
             |           
            
                26.70
             |               
            
                24.40
             |                           
            
                25.00
             | 
            
                25.61
             |                     
            
                4.10
             |                                 
            
                557,432
             |            
            
                 
             |                                       
         
    
        
            | 
                2/19/2014
             | 
            
                +2.40 / +9.92%
             |             
            
                24.50
             |           
            
                26.60
             |               
            
                24.10
             |                           
            
                26.60
             | 
            
                25.38
             |                     
            
                4.36
             |                                 
            
                765,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/18/2014
             | 
            
                +0.20 / +0.83%
             |             
            
                24.00
             |           
            
                24.60
             |               
            
                23.90
             |                           
            
                24.20
             | 
            
                24.36
             |                     
            
                3.97
             |                                 
            
                236,390
             |            
            
                 
             |                                       
         
    
        
            | 
                2/17/2014
             | 
            
                -0.50 / -2.04%
             |             
            
                24.00
             |           
            
                24.50
             |               
            
                24.00
             |                           
            
                24.00
             | 
            
                24.21
             |                     
            
                3.94
             |                                 
            
                289,500
             |  
            
                 
             |                                                              
             
    
         
    
    
 |