| 
                 
                    Closing price on 6/11/2014
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    19.50 | 
                 
                
                    | High | 
                    20.00 | 
                 
                
                    | Low | 
                    19.50 | 
                     
                
                    | Volume | 
                    44,000 | 
                                 
                
                    | Split-adjusted Price | 
                    3.25 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
DBC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                6/11/2014
             | 
            
                +0.20 / +1.02%
             |             
            
                19.50
             |           
            
                20.00
             |               
            
                19.50
             |                           
            
                19.80
             | 
            
                19.82
             |                     
            
                3.25
             |                                 
            
                44,000
             |            
            
                 
             |                                       
         
    
        
            | 
                6/10/2014
             | 
            
                -0.40 / -2.00%
             |             
            
                19.90
             |           
            
                20.00
             |               
            
                19.60
             |                           
            
                19.60
             | 
            
                19.81
             |                     
            
                3.21
             |                                 
            
                29,663
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/9/2014
             | 
            
                0.00 / 0.00%
             |             
            
                20.00
             |           
            
                20.40
             |               
            
                19.80
             |                           
            
                20.00
             | 
            
                20.11
             |                     
            
                3.28
             |                                 
            
                51,200
             |            
            
                 
             |                                       
         
    
        
            | 
                6/6/2014
             | 
            
                +0.20 / +1.01%
             |             
            
                19.70
             |           
            
                20.00
             |               
            
                19.60
             |                           
            
                20.00
             | 
            
                19.86
             |                     
            
                3.28
             |                                 
            
                48,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/5/2014
             | 
            
                +0.20 / +1.02%
             |             
            
                19.40
             |           
            
                19.80
             |               
            
                19.20
             |                           
            
                19.80
             | 
            
                19.40
             |                     
            
                3.25
             |                                 
            
                69,236
             |            
            
                 
             |                                       
         
    
        
            | 
                6/4/2014
             | 
            
                -0.10 / -0.51%
             |             
            
                19.80
             |           
            
                19.90
             |               
            
                19.30
             |                           
            
                19.60
             | 
            
                19.53
             |                     
            
                3.21
             |                                 
            
                127,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/3/2014
             | 
            
                -0.10 / -0.51%
             |             
            
                19.80
             |           
            
                19.90
             |               
            
                19.50
             |                           
            
                19.70
             | 
            
                19.70
             |                     
            
                3.23
             |                                 
            
                24,300
             |            
            
                 
             |                                       
         
    
        
            | 
                6/2/2014
             | 
            
                -0.40 / -1.98%
             |             
            
                20.00
             |           
            
                20.20
             |               
            
                19.60
             |                           
            
                19.80
             | 
            
                19.84
             |                     
            
                3.25
             |                                 
            
                178,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/30/2014
             | 
            
                -0.10 / -0.49%
             |             
            
                20.00
             |           
            
                20.50
             |               
            
                20.00
             |                           
            
                20.20
             | 
            
                20.25
             |                     
            
                3.31
             |                                 
            
                116,503
             |            
            
                 
             |                                       
         
    
        
            | 
                5/29/2014
             | 
            
                -0.40 / -1.93%
             |             
            
                20.60
             |           
            
                20.80
             |               
            
                20.00
             |                           
            
                20.30
             | 
            
                20.49
             |                     
            
                3.33
             |                                 
            
                121,597
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/28/2014
             | 
            
                +0.90 / +4.55%
             |             
            
                20.00
             |           
            
                20.70
             |               
            
                19.90
             |                           
            
                20.70
             | 
            
                20.15
             |                     
            
                3.39
             |                                 
            
                271,250
             |            
            
                 
             |                                       
         
    
        
            | 
                5/27/2014
             | 
            
                +0.40 / +2.06%
             |             
            
                19.40
             |           
            
                19.90
             |               
            
                19.30
             |                           
            
                19.80
             | 
            
                19.56
             |                     
            
                3.25
             |                                 
            
                241,940
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/26/2014
             | 
            
                +0.10 / +0.52%
             |             
            
                19.40
             |           
            
                19.50
             |               
            
                19.10
             |                           
            
                19.40
             | 
            
                19.32
             |                     
            
                3.18
             |                                 
            
                61,000
             |            
            
                 
             |                                       
         
    
        
            | 
                5/23/2014
             | 
            
                -0.20 / -1.03%
             |             
            
                19.40
             |           
            
                19.50
             |               
            
                19.30
             |                           
            
                19.30
             | 
            
                19.40
             |                     
            
                3.16
             |                                 
            
                58,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/22/2014
             | 
            
                -0.30 / -1.52%
             |             
            
                19.40
             |           
            
                19.80
             |               
            
                19.30
             |                           
            
                19.50
             | 
            
                19.57
             |                     
            
                3.20
             |                                 
            
                195,500
             |            
            
                 
             |                                       
         
    
        
            | 
                5/21/2014
             | 
            
                +0.70 / +3.66%
             |             
            
                19.00
             |           
            
                19.90
             |               
            
                19.00
             |                           
            
                19.80
             | 
            
                19.48
             |                     
            
                3.25
             |                                 
            
                280,033
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/20/2014
             | 
            
                0.00 / 0.00%
             |             
            
                18.80
             |           
            
                19.10
             |               
            
                18.70
             |                           
            
                19.10
             | 
            
                18.99
             |                     
            
                3.13
             |                                 
            
                52,300
             |            
            
                 
             |                                       
         
    
        
            | 
                5/19/2014
             | 
            
                0.00 / 0.00%
             |             
            
                18.90
             |           
            
                19.20
             |               
            
                18.50
             |                           
            
                19.10
             | 
            
                18.87
             |                     
            
                3.13
             |                                 
            
                113,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/16/2014
             | 
            
                +0.30 / +1.60%
             |             
            
                19.20
             |           
            
                19.20
             |               
            
                18.30
             |                           
            
                19.10
             | 
            
                18.88
             |                     
            
                3.13
             |                                 
            
                82,300
             |            
            
                 
             |                                       
         
    
        
            | 
                5/15/2014
             | 
            
                -0.60 / -3.09%
             |             
            
                19.60
             |           
            
                19.60
             |               
            
                18.00
             |                           
            
                18.80
             | 
            
                18.69
             |                     
            
                3.08
             |                                 
            
                248,933
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/14/2014
             | 
            
                +1.40 / +7.78%
             |             
            
                18.00
             |           
            
                19.70
             |               
            
                18.00
             |                           
            
                19.40
             | 
            
                18.71
             |                     
            
                3.18
             |                                 
            
                204,900
             |            
            
                 
             |                                       
         
    
        
            | 
                5/13/2014
             | 
            
                +0.10 / +0.56%
             |             
            
                17.30
             |           
            
                18.50
             |               
            
                17.30
             |                           
            
                18.00
             | 
            
                17.98
             |                     
            
                2.95
             |                                 
            
                166,608
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/12/2014
             | 
            
                -1.90 / -9.60%
             |             
            
                19.00
             |           
            
                19.30
             |               
            
                17.90
             |                           
            
                17.90
             | 
            
                18.03
             |                     
            
                2.93
             |                                 
            
                270,800
             |            
            
                 
             |                                       
         
    
        
            | 
                5/9/2014
             | 
            
                +0.90 / +4.76%
             |             
            
                18.90
             |           
            
                19.90
             |               
            
                18.60
             |                           
            
                19.80
             | 
            
                19.09
             |                     
            
                3.25
             |                                 
            
                154,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/8/2014
             | 
            
                -2.10 / -10.00%
             |             
            
                20.90
             |           
            
                20.90
             |               
            
                18.90
             |                           
            
                18.90
             | 
            
                19.42
             |                     
            
                3.10
             |                                 
            
                500,731
             |            
            
                 
             |                                       
         
    
        
            | 
                5/7/2014
             | 
            
                +0.10 / +0.48%
             |             
            
                21.30
             |           
            
                21.30
             |               
            
                20.80
             |                           
            
                21.00
             | 
            
                20.90
             |                     
            
                3.44
             |                                 
            
                61,103
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/6/2014
             | 
            
                -0.80 / -3.69%
             |             
            
                21.50
             |           
            
                21.50
             |               
            
                20.30
             |                           
            
                20.90
             | 
            
                20.63
             |                     
            
                3.43
             |                                 
            
                242,700
             |            
            
                 
             |                                       
         
    
        
            | 
                5/5/2014
             | 
            
                -0.50 / -2.25%
             |             
            
                22.10
             |           
            
                22.20
             |               
            
                21.00
             |                           
            
                21.70
             | 
            
                21.67
             |                     
            
                3.56
             |                                 
            
                119,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/29/2014
             | 
            
                +0.30 / +1.37%
             |             
            
                21.80
             |           
            
                22.20
             |               
            
                21.80
             |                           
            
                22.20
             | 
            
                21.96
             |                     
            
                3.64
             |                                 
            
                32,600
             |            
            
                 
             |                                       
         
    
        
            | 
                4/28/2014
             | 
            
                -0.40 / -1.79%
             |             
            
                22.10
             |           
            
                22.20
             |               
            
                21.90
             |                           
            
                21.90
             | 
            
                22.07
             |                     
            
                3.59
             |                                 
            
                168,000
             |  
            
                 
             |                                                              
             
    
         
    
    
 |