| 
                 
                    Closing price on 5/27/2015
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    24.60 | 
                 
                
                    | High | 
                    25.10 | 
                 
                
                    | Low | 
                    24.50 | 
                     
                
                    | Volume | 
                    21,100 | 
                                 
                
                    | Split-adjusted Price | 
                    4.12 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
DBC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                5/27/2015
             | 
            
                +0.40 / +1.62%
             |             
            
                24.60
             |           
            
                25.10
             |               
            
                24.50
             |                           
            
                25.10
             | 
            
                24.90
             |                     
            
                4.12
             |                                 
            
                21,100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/26/2015
             | 
            
                -0.40 / -1.59%
             |             
            
                25.40
             |           
            
                25.40
             |               
            
                24.70
             |                           
            
                24.70
             | 
            
                24.88
             |                     
            
                4.05
             |                                 
            
                153,214
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/25/2015
             | 
            
                +0.30 / +1.21%
             |             
            
                25.50
             |           
            
                25.50
             |               
            
                24.80
             |                           
            
                25.10
             | 
            
                24.90
             |                     
            
                4.12
             |                                 
            
                94,876
             |            
            
                 
             |                                       
         
    
        
            | 
                5/22/2015
             | 
            
                +0.50 / +2.06%
             |             
            
                24.30
             |           
            
                24.80
             |               
            
                24.30
             |                           
            
                24.80
             | 
            
                24.47
             |                     
            
                4.07
             |                                 
            
                30,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/21/2015
             | 
            
                -0.60 / -2.41%
             |             
            
                25.00
             |           
            
                25.00
             |               
            
                24.00
             |                           
            
                24.30
             | 
            
                24.34
             |                     
            
                3.98
             |                                 
            
                164,000
             |            
            
                 
             |                                       
         
    
        
            | 
                5/20/2015
             | 
            
                +0.60 / +2.47%
             |             
            
                24.30
             |           
            
                25.50
             |               
            
                24.30
             |                           
            
                24.90
             | 
            
                24.82
             |                     
            
                4.08
             |                                 
            
                79,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/19/2015
             | 
            
                +0.20 / +0.83%
             |             
            
                24.30
             |           
            
                25.00
             |               
            
                24.00
             |                           
            
                24.30
             | 
            
                24.18
             |                     
            
                3.98
             |                                 
            
                84,300
             |            
            
                 
             |                                       
         
    
        
            | 
                5/18/2015
             | 
            
                -1.90 / -7.31%
             |             
            
                26.00
             |           
            
                26.00
             |               
            
                24.10
             |                           
            
                24.10
             | 
            
                24.87
             |                     
            
                3.95
             |                                 
            
                223,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/15/2015
             | 
            
                -1.50 / -5.45%
             |             
            
                27.00
             |           
            
                27.00
             |               
            
                25.10
             |                           
            
                26.00
             | 
            
                26.00
             |                     
            
                4.26
             |                                 
            
                79,000
             |            
            
                 
             |                                       
         
    
        
            | 
                5/14/2015
             | 
            
                +1.20 / +4.56%
             |             
            
                26.50
             |           
            
                27.70
             |               
            
                26.30
             |                           
            
                27.50
             | 
            
                26.59
             |                     
            
                4.51
             |                                 
            
                39,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/13/2015
             | 
            
                -0.10 / -0.38%
             |             
            
                26.80
             |           
            
                26.80
             |               
            
                26.30
             |                           
            
                26.30
             | 
            
                26.52
             |                     
            
                4.31
             |                                 
            
                39,400
             |            
            
                 
             |                                       
         
    
        
            | 
                5/12/2015
             | 
            
                -0.60 / -2.22%
             |             
            
                26.90
             |           
            
                26.90
             |               
            
                26.40
             |                           
            
                26.40
             | 
            
                26.55
             |                     
            
                4.33
             |                                 
            
                28,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/11/2015
             | 
            
                -0.30 / -1.10%
             |             
            
                27.40
             |           
            
                27.40
             |               
            
                27.00
             |                           
            
                27.00
             | 
            
                27.03
             |                     
            
                4.43
             |                                 
            
                2,400
             |            
            
                 
             |                                       
         
    
        
            | 
                5/8/2015
             | 
            
                +0.30 / +1.11%
             |             
            
                27.00
             |           
            
                27.30
             |               
            
                27.00
             |                           
            
                27.30
             | 
            
                27.00
             |                     
            
                4.48
             |                                 
            
                1,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/7/2015
             | 
            
                +0.50 / +1.89%
             |             
            
                26.70
             |           
            
                27.50
             |               
            
                26.50
             |                           
            
                27.00
             | 
            
                26.79
             |                     
            
                4.43
             |                                 
            
                31,341
             |            
            
                 
             |                                       
         
    
        
            | 
                5/6/2015
             | 
            
                -0.30 / -1.12%
             |             
            
                27.20
             |           
            
                27.20
             |               
            
                26.50
             |                           
            
                26.50
             | 
            
                26.63
             |                     
            
                4.35
             |                                 
            
                62,001
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/5/2015
             | 
            
                -0.40 / -1.47%
             |             
            
                26.50
             |           
            
                27.20
             |               
            
                26.20
             |                           
            
                26.80
             | 
            
                26.67
             |                     
            
                4.39
             |                                 
            
                58,510
             |            
            
                 
             |                                       
         
    
        
            | 
                5/4/2015
             | 
            
                -0.70 / -2.51%
             |             
            
                27.90
             |           
            
                28.00
             |               
            
                27.20
             |                           
            
                27.20
             | 
            
                27.53
             |                     
            
                4.46
             |                                 
            
                79,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/27/2015
             | 
            
                +0.10 / +0.36%
             |             
            
                28.30
             |           
            
                28.40
             |               
            
                27.90
             |                           
            
                27.90
             | 
            
                27.96
             |                     
            
                4.57
             |                                 
            
                24,220
             |            
            
                 
             |                                       
         
    
        
            | 
                4/24/2015
             | 
            
                0.00 / 0.00%
             |             
            
                27.60
             |           
            
                27.80
             |               
            
                27.60
             |                           
            
                27.80
             | 
            
                27.74
             |                     
            
                4.56
             |                                 
            
                9,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/23/2015
             | 
            
                -0.50 / -1.77%
             |             
            
                28.30
             |           
            
                28.30
             |               
            
                27.80
             |                           
            
                27.80
             | 
            
                28.15
             |                     
            
                4.56
             |                                 
            
                28,900
             |            
            
                 
             |                                       
         
    
        
            | 
                4/22/2015
             | 
            
                +0.50 / +1.80%
             |             
            
                27.80
             |           
            
                28.30
             |               
            
                27.70
             |                           
            
                28.30
             | 
            
                27.80
             |                     
            
                4.64
             |                                 
            
                7,810
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/21/2015
             | 
            
                +0.30 / +1.09%
             |             
            
                27.30
             |           
            
                28.00
             |               
            
                27.30
             |                           
            
                27.80
             | 
            
                27.65
             |                     
            
                4.56
             |                                 
            
                108,650
             |            
            
                 
             |                                       
         
    
        
            | 
                4/20/2015
             | 
            
                -0.20 / -0.72%
             |             
            
                27.70
             |           
            
                27.70
             |               
            
                27.10
             |                           
            
                27.50
             | 
            
                27.51
             |                     
            
                4.51
             |                                 
            
                252,610
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/17/2015
             | 
            
                -0.30 / -1.07%
             |             
            
                27.80
             |           
            
                27.80
             |               
            
                27.60
             |                           
            
                27.70
             | 
            
                27.78
             |                     
            
                4.54
             |                                 
            
                97,300
             |            
            
                 
             |                                       
         
    
        
            | 
                4/16/2015
             | 
            
                -0.30 / -1.06%
             |             
            
                28.30
             |           
            
                28.30
             |               
            
                28.00
             |                           
            
                28.00
             | 
            
                28.09
             |                     
            
                4.59
             |                                 
            
                180,433
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/15/2015
             | 
            
                -0.30 / -1.05%
             |             
            
                29.00
             |           
            
                29.00
             |               
            
                28.20
             |                           
            
                28.30
             | 
            
                28.31
             |                     
            
                4.64
             |                                 
            
                157,700
             |            
            
                 
             |                                       
         
    
        
            | 
                4/14/2015
             | 
            
                -0.40 / -1.38%
             |             
            
                29.00
             |           
            
                29.00
             |               
            
                28.40
             |                           
            
                28.60
             | 
            
                28.60
             |                     
            
                4.69
             |                                 
            
                12,802
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/13/2015
             | 
            
                0.00 / 0.00%
             |             
            
                29.00
             |           
            
                29.00
             |               
            
                28.60
             |                           
            
                29.00
             | 
            
                28.75
             |                     
            
                4.75
             |                                 
            
                18,200
             |            
            
                 
             |                                       
         
    
        
            | 
                4/10/2015
             | 
            
                -0.20 / -0.68%
             |             
            
                29.20
             |           
            
                29.20
             |               
            
                29.00
             |                           
            
                29.00
             | 
            
                29.01
             |                     
            
                4.75
             |                                 
            
                78,921
             |  
            
                 
             |                                                              
             
    
         
    
    
 |