| 
                 
                    Closing price on 7/18/2013
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    8.80 | 
                 
                
                    | High | 
                    8.90 | 
                 
                
                    | Low | 
                    8.70 | 
                     
                
                    | Volume | 
                    84,926 | 
                                 
                
                    | Split-adjusted Price | 
                    4.56 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
SD9 Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                7/18/2013
             | 
            
                +0.10 / +1.14%
             |             
            
                8.80
             |           
            
                8.90
             |               
            
                8.70
             |                           
            
                8.90
             | 
            
                8.90
             |                     
            
                4.56
             |                                 
            
                84,926
             |            
            
                 
             |                                       
         
    
        
            | 
                7/17/2013
             | 
            
                +0.10 / +1.15%
             |             
            
                8.60
             |           
            
                8.90
             |               
            
                8.60
             |                           
            
                8.80
             | 
            
                8.80
             |                     
            
                4.51
             |                                 
            
                56,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/16/2013
             | 
            
                0.00 / 0.00%
             |             
            
                8.70
             |           
            
                8.80
             |               
            
                8.60
             |                           
            
                8.70
             | 
            
                8.70
             |                     
            
                4.46
             |                                 
            
                79,200
             |            
            
                 
             |                                       
         
    
        
            | 
                7/15/2013
             | 
            
                +0.10 / +1.16%
             |             
            
                8.60
             |           
            
                8.80
             |               
            
                8.60
             |                           
            
                8.70
             | 
            
                8.70
             |                     
            
                4.46
             |                                 
            
                48,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/12/2013
             | 
            
                0.00 / 0.00%
             |             
            
                8.60
             |           
            
                8.80
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                4.41
             |                                 
            
                74,000
             |            
            
                 
             |                                       
         
    
        
            | 
                7/11/2013
             | 
            
                0.00 / 0.00%
             |             
            
                8.70
             |           
            
                8.70
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                4.41
             |                                 
            
                66,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/10/2013
             | 
            
                -0.20 / -2.27%
             |             
            
                8.70
             |           
            
                8.70
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                4.41
             |                                 
            
                20,212
             |            
            
                 
             |                                       
         
    
        
            | 
                7/9/2013
             | 
            
                0.00 / 0.00%
             |             
            
                8.70
             |           
            
                8.80
             |               
            
                8.60
             |                           
            
                8.80
             | 
            
                8.80
             |                     
            
                4.51
             |                                 
            
                41,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/8/2013
             | 
            
                +0.10 / +1.15%
             |             
            
                8.60
             |           
            
                8.90
             |               
            
                8.60
             |                           
            
                8.80
             | 
            
                8.80
             |                     
            
                4.51
             |                                 
            
                52,440
             |            
            
                 
             |                                       
         
    
        
            | 
                7/5/2013
             | 
            
                -0.20 / -2.25%
             |             
            
                8.70
             |           
            
                9.00
             |               
            
                8.60
             |                           
            
                8.70
             | 
            
                8.70
             |                     
            
                4.46
             |                                 
            
                44,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/4/2013
             | 
            
                +0.30 / +3.49%
             |             
            
                8.60
             |           
            
                9.00
             |               
            
                8.60
             |                           
            
                8.90
             | 
            
                8.90
             |                     
            
                4.56
             |                                 
            
                96,212
             |            
            
                 
             |                                       
         
    
        
            | 
                7/3/2013
             | 
            
                0.00 / 0.00%
             |             
            
                8.70
             |           
            
                8.70
             |               
            
                8.40
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                4.41
             |                                 
            
                37,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/2/2013
             | 
            
                +0.10 / +1.18%
             |             
            
                8.20
             |           
            
                8.70
             |               
            
                8.20
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                4.41
             |                                 
            
                60,650
             |            
            
                 
             |                                       
         
    
        
            | 
                7/1/2013
             | 
            
                -0.10 / -1.16%
             |             
            
                8.40
             |           
            
                8.50
             |               
            
                8.30
             |                           
            
                8.50
             | 
            
                8.50
             |                     
            
                4.36
             |                                 
            
                33,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/28/2013
             | 
            
                0.00 / 0.00%
             |             
            
                8.80
             |           
            
                8.80
             |               
            
                8.50
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                4.41
             |                                 
            
                20,700
             |            
            
                 
             |                                       
         
    
        
            | 
                6/27/2013
             | 
            
                +0.10 / +1.18%
             |             
            
                8.40
             |           
            
                8.70
             |               
            
                8.40
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                4.41
             |                                 
            
                56,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/26/2013
             | 
            
                +0.10 / +1.19%
             |             
            
                8.60
             |           
            
                8.60
             |               
            
                8.30
             |                           
            
                8.50
             | 
            
                8.50
             |                     
            
                4.36
             |                                 
            
                54,300
             |            
            
                 
             |                                       
         
    
        
            | 
                6/25/2013
             | 
            
                -0.20 / -2.33%
             |             
            
                8.80
             |           
            
                8.80
             |               
            
                8.20
             |                           
            
                8.40
             | 
            
                8.40
             |                     
            
                4.31
             |                                 
            
                105,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/24/2013
             | 
            
                -0.30 / -3.37%
             |             
            
                8.10
             |           
            
                8.90
             |               
            
                8.10
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                4.41
             |                                 
            
                100,900
             |            
            
                 
             |                                       
         
    
        
            | 
                6/21/2013
             | 
            
                +0.10 / +1.14%
             |             
            
                8.80
             |           
            
                9.10
             |               
            
                8.80
             |                           
            
                8.90
             | 
            
                8.90
             |                     
            
                4.56
             |                                 
            
                144,840
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/20/2013
             | 
            
                0.00 / 0.00%
             |             
            
                8.90
             |           
            
                9.00
             |               
            
                8.60
             |                           
            
                8.80
             | 
            
                8.80
             |                     
            
                4.51
             |                                 
            
                61,800
             |            
            
                 
             |                                       
         
    
        
            | 
                6/19/2013
             | 
            
                -0.40 / -4.35%
             |             
            
                9.00
             |           
            
                9.20
             |               
            
                8.70
             |                           
            
                8.80
             | 
            
                8.80
             |                     
            
                4.51
             |                                 
            
                82,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/18/2013
             | 
            
                0.00 / 0.00%
             |             
            
                9.30
             |           
            
                9.30
             |               
            
                8.80
             |                           
            
                9.20
             | 
            
                9.20
             |                     
            
                4.72
             |                                 
            
                75,220
             |            
            
                 
             |                                       
         
    
        
            | 
                6/17/2013
             | 
            
                -0.50 / -5.15%
             |             
            
                9.60
             |           
            
                10.00
             |               
            
                9.00
             |                           
            
                9.20
             | 
            
                9.20
             |                     
            
                4.72
             |                                 
            
                134,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/14/2013
             | 
            
                +0.70 / +7.78%
             |             
            
                9.20
             |           
            
                9.70
             |               
            
                9.00
             |                           
            
                9.70
             | 
            
                9.70
             |                     
            
                4.97
             |                                 
            
                552,900
             |            
            
                 
             |                                       
         
    
        
            | 
                6/13/2013
             | 
            
                +0.70 / +8.43%
             |             
            
                8.50
             |           
            
                9.00
             |               
            
                8.50
             |                           
            
                9.00
             | 
            
                9.00
             |                     
            
                4.61
             |                                 
            
                298,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/12/2013
             | 
            
                -0.10 / -1.19%
             |             
            
                8.40
             |           
            
                8.50
             |               
            
                8.30
             |                           
            
                8.30
             | 
            
                8.30
             |                     
            
                4.26
             |                                 
            
                44,700
             |            
            
                 
             |                                       
         
    
        
            | 
                6/11/2013
             | 
            
                0.00 / 0.00%
             |             
            
                8.30
             |           
            
                8.40
             |               
            
                8.20
             |                           
            
                8.40
             | 
            
                8.40
             |                     
            
                4.31
             |                                 
            
                24,551
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/10/2013
             | 
            
                +0.10 / +1.20%
             |             
            
                8.30
             |           
            
                8.40
             |               
            
                8.30
             |                           
            
                8.40
             | 
            
                8.40
             |                     
            
                4.31
             |                                 
            
                95,600
             |            
            
                 
             |                                       
         
    
        
            | 
                6/7/2013
             | 
            
                +0.20 / +2.47%
             |             
            
                8.10
             |           
            
                8.30
             |               
            
                8.00
             |                           
            
                8.30
             | 
            
                8.30
             |                     
            
                4.26
             |                                 
            
                46,770
             |  
            
                 
             |                                                              
             
    
         
    
    
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