| 
                 
                    Closing price on 8/29/2013
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    24.70 | 
                 
                
                    | High | 
                    24.70 | 
                 
                
                    | Low | 
                    24.00 | 
                     
                
                    | Volume | 
                    88,910 | 
                                 
                
                    | Split-adjusted Price | 
                    10.16 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
DQC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                8/29/2013
             | 
            
                -0.20 / -0.83%
             |             
            
                24.70
             |           
            
                24.70
             |               
            
                24.00
             |                           
            
                24.00
             | 
            
                24.00
             |                     
            
                10.16
             |                                 
            
                88,910
             |            
            
                 
             |                                       
         
    
        
            | 
                8/28/2013
             | 
            
                -0.80 / -3.20%
             |             
            
                24.90
             |           
            
                24.90
             |               
            
                23.80
             |                           
            
                24.20
             | 
            
                24.20
             |                     
            
                10.24
             |                                 
            
                160,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/27/2013
             | 
            
                -0.40 / -1.57%
             |             
            
                25.40
             |           
            
                25.40
             |               
            
                25.00
             |                           
            
                25.00
             | 
            
                25.00
             |                     
            
                10.58
             |                                 
            
                39,690
             |            
            
                 
             |                                       
         
    
        
            | 
                8/26/2013
             | 
            
                +0.20 / +0.79%
             |             
            
                25.00
             |           
            
                25.40
             |               
            
                24.80
             |                           
            
                25.40
             | 
            
                25.40
             |                     
            
                10.75
             |                                 
            
                32,840
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/23/2013
             | 
            
                0.00 / 0.00%
             |             
            
                25.20
             |           
            
                25.70
             |               
            
                25.00
             |                           
            
                25.20
             | 
            
                25.20
             |                     
            
                10.67
             |                                 
            
                155,800
             |            
            
                 
             |                                       
         
    
        
            | 
                8/22/2013
             | 
            
                -1.10 / -4.18%
             |             
            
                25.70
             |           
            
                26.30
             |               
            
                25.20
             |                           
            
                25.20
             | 
            
                25.20
             |                     
            
                10.67
             |                                 
            
                105,420
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/21/2013
             | 
            
                -0.30 / -1.13%
             |             
            
                26.80
             |           
            
                26.80
             |               
            
                25.30
             |                           
            
                26.30
             | 
            
                26.30
             |                     
            
                11.13
             |                                 
            
                148,230
             |            
            
                 
             |                                       
         
    
        
            | 
                8/20/2013
             | 
            
                -0.60 / -2.21%
             |             
            
                27.00
             |           
            
                27.00
             |               
            
                26.30
             |                           
            
                26.60
             | 
            
                26.60
             |                     
            
                11.26
             |                                 
            
                144,830
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/19/2013
             | 
            
                0.00 / 0.00%
             |             
            
                27.10
             |           
            
                27.80
             |               
            
                27.10
             |                           
            
                27.20
             | 
            
                27.20
             |                     
            
                11.51
             |                                 
            
                36,790
             |            
            
                 
             |                                       
         
    
        
            | 
                8/16/2013
             | 
            
                +0.40 / +1.49%
             |             
            
                27.10
             |           
            
                28.50
             |               
            
                26.80
             |                           
            
                27.20
             | 
            
                27.20
             |                     
            
                11.51
             |                                 
            
                160,080
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/15/2013
             | 
            
                +1.70 / +6.77%
             |             
            
                25.10
             |           
            
                26.80
             |               
            
                25.10
             |                           
            
                26.80
             | 
            
                26.80
             |                     
            
                11.34
             |                                 
            
                303,250
             |            
            
                 
             |                                       
         
    
        
            | 
                8/14/2013
             | 
            
                +0.20 / +0.80%
             |             
            
                24.90
             |           
            
                25.10
             |               
            
                24.60
             |                           
            
                25.10
             | 
            
                25.10
             |                     
            
                10.62
             |                                 
            
                39,230
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/13/2013
             | 
            
                +0.10 / +0.40%
             |             
            
                24.80
             |           
            
                25.00
             |               
            
                24.70
             |                           
            
                24.90
             | 
            
                24.90
             |                     
            
                10.54
             |                                 
            
                39,810
             |            
            
                 
             |                                       
         
    
        
            | 
                8/12/2013
             | 
            
                -0.30 / -1.20%
             |             
            
                25.20
             |           
            
                25.20
             |               
            
                24.40
             |                           
            
                24.80
             | 
            
                24.80
             |                     
            
                10.50
             |                                 
            
                53,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/9/2013
             | 
            
                +0.10 / +0.40%
             |             
            
                25.20
             |           
            
                25.20
             |               
            
                24.60
             |                           
            
                25.10
             | 
            
                25.10
             |                     
            
                10.62
             |                                 
            
                21,890
             |            
            
                 
             |                                       
         
    
        
            | 
                8/8/2013
             | 
            
                -0.10 / -0.40%
             |             
            
                25.10
             |           
            
                25.70
             |               
            
                24.80
             |                           
            
                25.00
             | 
            
                25.00
             |                     
            
                10.58
             |                                 
            
                68,770
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/7/2013
             | 
            
                +0.80 / +3.29%
             |             
            
                24.40
             |           
            
                25.40
             |               
            
                24.30
             |                           
            
                25.10
             | 
            
                25.10
             |                     
            
                10.62
             |                                 
            
                115,240
             |            
            
                 
             |                                       
         
    
        
            | 
                8/6/2013
             | 
            
                +0.10 / +0.41%
             |             
            
                24.00
             |           
            
                24.40
             |               
            
                24.00
             |                           
            
                24.30
             | 
            
                24.30
             |                     
            
                10.28
             |                                 
            
                36,050
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/5/2013
             | 
            
                -0.20 / -0.82%
             |             
            
                24.40
             |           
            
                24.40
             |               
            
                24.20
             |                           
            
                24.20
             | 
            
                24.20
             |                     
            
                10.24
             |                                 
            
                32,380
             |            
            
                 
             |                                       
         
    
        
            | 
                8/2/2013
             | 
            
                -0.10 / -0.41%
             |             
            
                24.70
             |           
            
                24.70
             |               
            
                24.10
             |                           
            
                24.40
             | 
            
                24.40
             |                     
            
                10.33
             |                                 
            
                50,690
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/1/2013
             | 
            
                +0.70 / +2.94%
             |             
            
                23.80
             |           
            
                24.90
             |               
            
                23.50
             |                           
            
                24.50
             | 
            
                24.50
             |                     
            
                10.37
             |                                 
            
                80,680
             |            
            
                 
             |                                       
         
    
        
            | 
                7/31/2013
             | 
            
                -0.10 / -0.42%
             |             
            
                24.00
             |           
            
                24.00
             |               
            
                23.70
             |                           
            
                23.80
             | 
            
                23.80
             |                     
            
                10.07
             |                                 
            
                22,180
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/30/2013
             | 
            
                +0.70 / +3.02%
             |             
            
                23.50
             |           
            
                24.10
             |               
            
                23.50
             |                           
            
                23.90
             | 
            
                23.90
             |                     
            
                10.12
             |                                 
            
                39,910
             |            
            
                 
             |                                       
         
    
        
            | 
                7/29/2013
             | 
            
                -0.30 / -1.28%
             |             
            
                23.80
             |           
            
                23.80
             |               
            
                23.10
             |                           
            
                23.20
             | 
            
                23.20
             |                     
            
                9.82
             |                                 
            
                47,710
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/26/2013
             | 
            
                -0.50 / -2.08%
             |             
            
                24.00
             |           
            
                24.10
             |               
            
                23.40
             |                           
            
                23.50
             | 
            
                23.50
             |                     
            
                9.95
             |                                 
            
                71,870
             |            
            
                 
             |                                       
         
    
        
            | 
                7/25/2013
             | 
            
                +0.50 / +2.13%
             |             
            
                23.50
             |           
            
                24.20
             |               
            
                23.30
             |                           
            
                24.00
             | 
            
                24.00
             |                     
            
                10.16
             |                                 
            
                58,370
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/24/2013
             | 
            
                -0.30 / -1.26%
             |             
            
                23.90
             |           
            
                24.00
             |               
            
                23.40
             |                           
            
                23.50
             | 
            
                23.50
             |                     
            
                9.95
             |                                 
            
                23,180
             |            
            
                 
             |                                       
         
    
        
            | 
                7/23/2013
             | 
            
                +0.50 / +2.15%
             |             
            
                23.40
             |           
            
                23.80
             |               
            
                23.20
             |                           
            
                23.80
             | 
            
                23.80
             |                     
            
                10.07
             |                                 
            
                72,460
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/22/2013
             | 
            
                +0.30 / +1.30%
             |             
            
                23.10
             |           
            
                23.40
             |               
            
                23.00
             |                           
            
                23.30
             | 
            
                23.30
             |                     
            
                9.86
             |                                 
            
                42,520
             |            
            
                 
             |                                       
         
    
        
            | 
                7/19/2013
             | 
            
                +0.30 / +1.32%
             |             
            
                23.00
             |           
            
                23.40
             |               
            
                22.80
             |                           
            
                23.00
             | 
            
                23.00
             |                     
            
                9.73
             |                                 
            
                63,910
             |  
            
                 
             |                                                              
             
    
         
    
    
 |