| 
                 
                    Closing price on 4/18/2014
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    22.40 | 
                 
                
                    | High | 
                    22.50 | 
                 
                
                    | Low | 
                    21.80 | 
                     
                
                    | Volume | 
                    182,300 | 
                                 
                
                    | Split-adjusted Price | 
                    3.57 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
DBC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                4/18/2014
             | 
            
                -0.80 / -3.54%
             |             
            
                22.40
             |           
            
                22.50
             |               
            
                21.80
             |                           
            
                21.80
             | 
            
                22.19
             |                     
            
                3.57
             |                                 
            
                182,300
             |            
            
                 
             |                                       
         
    
        
            | 
                4/17/2014
             | 
            
                +0.50 / +2.26%
             |             
            
                22.90
             |           
            
                22.90
             |               
            
                22.50
             |                           
            
                22.60
             | 
            
                22.67
             |                     
            
                3.71
             |                                 
            
                286,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/16/2014
             | 
            
                -0.40 / -1.78%
             |             
            
                22.50
             |           
            
                22.60
             |               
            
                22.00
             |                           
            
                22.10
             | 
            
                22.21
             |                     
            
                3.62
             |                                 
            
                469,580
             |            
            
                 
             |                                       
         
    
        
            | 
                4/15/2014
             | 
            
                -0.60 / -2.60%
             |             
            
                23.00
             |           
            
                23.30
             |               
            
                22.50
             |                           
            
                22.50
             | 
            
                22.76
             |                     
            
                3.69
             |                                 
            
                321,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/14/2014
             | 
            
                -0.60 / -2.53%
             |             
            
                23.60
             |           
            
                23.70
             |               
            
                23.00
             |                           
            
                23.10
             | 
            
                23.31
             |                     
            
                3.79
             |                                 
            
                267,733
             |            
            
                 
             |                                       
         
    
        
            | 
                4/11/2014
             | 
            
                -0.10 / -0.42%
             |             
            
                23.70
             |           
            
                23.70
             |               
            
                23.40
             |                           
            
                23.70
             | 
            
                23.49
             |                     
            
                3.89
             |                                 
            
                192,633
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/10/2014
             | 
            
                -0.30 / -1.24%
             |             
            
                24.10
             |           
            
                24.20
             |               
            
                23.80
             |                           
            
                23.80
             | 
            
                23.99
             |                     
            
                3.90
             |                                 
            
                239,651
             |            
            
                 
             |                                       
         
    
        
            | 
                4/8/2014
             | 
            
                +0.60 / +2.55%
             |             
            
                23.70
             |           
            
                24.30
             |               
            
                23.50
             |                           
            
                24.10
             | 
            
                24.01
             |                     
            
                3.95
             |                                 
            
                398,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/7/2014
             | 
            
                +0.80 / +3.52%
             |             
            
                23.00
             |           
            
                23.80
             |               
            
                23.00
             |                           
            
                23.50
             | 
            
                23.39
             |                     
            
                3.85
             |                                 
            
                592,400
             |            
            
                 
             |                                       
         
    
        
            | 
                4/4/2014
             | 
            
                -0.60 / -2.58%
             |             
            
                23.40
             |           
            
                23.40
             |               
            
                22.70
             |                           
            
                22.70
             | 
            
                22.95
             |                     
            
                3.72
             |                                 
            
                235,603
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/3/2014
             | 
            
                +0.70 / +3.10%
             |             
            
                22.80
             |           
            
                23.60
             |               
            
                22.70
             |                           
            
                23.30
             | 
            
                23.04
             |                     
            
                3.82
             |                                 
            
                314,468
             |            
            
                 
             |                                       
         
    
        
            | 
                4/2/2014
             | 
            
                0.00 / 0.00%
             |             
            
                23.00
             |           
            
                23.10
             |               
            
                22.30
             |                           
            
                22.60
             | 
            
                22.61
             |                     
            
                3.71
             |                                 
            
                351,853
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/1/2014
             | 
            
                -0.90 / -3.83%
             |             
            
                23.50
             |           
            
                23.50
             |               
            
                22.60
             |                           
            
                22.60
             | 
            
                23.02
             |                     
            
                3.71
             |                                 
            
                286,300
             |            
            
                 
             |                                       
         
    
        
            | 
                3/31/2014
             | 
            
                +0.60 / +2.62%
             |             
            
                23.00
             |           
            
                23.80
             |               
            
                23.00
             |                           
            
                23.50
             | 
            
                23.46
             |                     
            
                3.85
             |                                 
            
                183,480
             |  
            
                 
             |                                                              
             
    
        			
            | 
                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
             |  
            
                 
             |                                                              
             
    
         
    
    
 |