| 
                 
                    Closing price on 7/24/2012
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    3.90 | 
                 
                
                    | High | 
                    3.90 | 
                 
                
                    | Low | 
                    3.90 | 
                     
                
                    | Volume | 
                    0 | 
                                 
                
                    | Split-adjusted Price | 
                    2.13 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
DST Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                7/24/2012
             | 
            
                0.00 / 0.00%
             |             
            
                3.90
             |           
            
                3.90
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                2.13
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                7/23/2012
             | 
            
                0.00 / 0.00%
             |             
            
                3.90
             |           
            
                3.90
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                2.13
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/20/2012
             | 
            
                0.00 / 0.00%
             |             
            
                3.90
             |           
            
                3.90
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                2.13
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                7/19/2012
             | 
            
                -0.10 / -2.50%
             |             
            
                3.90
             |           
            
                3.90
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                2.13
             |                                 
            
                600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/18/2012
             | 
            
                0.00 / 0.00%
             |             
            
                4.00
             |           
            
                4.00
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                2.18
             |                                 
            
                4,500
             |            
            
                 
             |                                       
         
    
        
            | 
                7/17/2012
             | 
            
                -0.10 / -2.44%
             |             
            
                4.00
             |           
            
                4.10
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                2.18
             |                                 
            
                3,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/16/2012
             | 
            
                -0.30 / -6.82%
             |             
            
                4.20
             |           
            
                4.20
             |               
            
                4.10
             |                           
            
                4.10
             | 
            
                4.10
             |                     
            
                2.24
             |                                 
            
                3,000
             |            
            
                 
             |                                       
         
    
        
            | 
                7/13/2012
             | 
            
                +0.20 / +4.76%
             |             
            
                4.40
             |           
            
                4.40
             |               
            
                4.40
             |                           
            
                4.40
             | 
            
                4.40
             |                     
            
                2.40
             |                                 
            
                4,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/12/2012
             | 
            
                +0.20 / +5.00%
             |             
            
                4.10
             |           
            
                4.20
             |               
            
                4.10
             |                           
            
                4.20
             | 
            
                4.20
             |                     
            
                2.29
             |                                 
            
                1,500
             |            
            
                 
             |                                       
         
    
        
            | 
                7/11/2012
             | 
            
                +0.20 / +5.26%
             |             
            
                4.00
             |           
            
                4.00
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                2.18
             |                                 
            
                200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/10/2012
             | 
            
                0.00 / 0.00%
             |             
            
                3.80
             |           
            
                3.80
             |               
            
                3.80
             |                           
            
                3.80
             | 
            
                3.80
             |                     
            
                2.07
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                7/9/2012
             | 
            
                0.00 / 0.00%
             |             
            
                3.80
             |           
            
                3.80
             |               
            
                3.80
             |                           
            
                3.80
             | 
            
                3.80
             |                     
            
                2.07
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/6/2012
             | 
            
                0.00 / 0.00%
             |             
            
                3.80
             |           
            
                3.80
             |               
            
                3.80
             |                           
            
                3.80
             | 
            
                3.80
             |                     
            
                2.07
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                7/5/2012
             | 
            
                0.00 / 0.00%
             |             
            
                3.80
             |           
            
                3.80
             |               
            
                3.80
             |                           
            
                3.80
             | 
            
                3.80
             |                     
            
                2.07
             |                                 
            
                1,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/4/2012
             | 
            
                -0.10 / -2.56%
             |             
            
                4.10
             |           
            
                4.10
             |               
            
                3.80
             |                           
            
                3.80
             | 
            
                3.80
             |                     
            
                2.07
             |                                 
            
                1,200
             |            
            
                 
             |                                       
         
    
        
            | 
                7/3/2012
             | 
            
                0.00 / 0.00%
             |             
            
                3.90
             |           
            
                3.90
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                2.13
             |                                 
            
                2,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/2/2012
             | 
            
                +0.10 / +2.63%
             |             
            
                3.70
             |           
            
                4.00
             |               
            
                3.70
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                2.13
             |                                 
            
                1,900
             |            
            
                 
             |                                       
         
    
        
            | 
                6/29/2012
             | 
            
                -0.20 / -5.00%
             |             
            
                3.80
             |           
            
                3.80
             |               
            
                3.80
             |                           
            
                3.80
             | 
            
                3.80
             |                     
            
                2.07
             |                                 
            
                3,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/28/2012
             | 
            
                -0.30 / -6.98%
             |             
            
                4.00
             |           
            
                4.00
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                2.18
             |                                 
            
                1,100
             |            
            
                 
             |                                       
         
    
        
            | 
                6/27/2012
             | 
            
                +0.10 / +2.38%
             |             
            
                4.00
             |           
            
                4.30
             |               
            
                4.00
             |                           
            
                4.30
             | 
            
                4.30
             |                     
            
                2.35
             |                                 
            
                2,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/26/2012
             | 
            
                +0.20 / +5.00%
             |             
            
                3.80
             |           
            
                4.20
             |               
            
                3.80
             |                           
            
                4.20
             | 
            
                4.20
             |                     
            
                2.29
             |                                 
            
                1,700
             |            
            
                 
             |                                       
         
    
        
            | 
                6/25/2012
             | 
            
                +0.10 / +2.56%
             |             
            
                3.80
             |           
            
                4.00
             |               
            
                3.80
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                2.18
             |                                 
            
                2,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/22/2012
             | 
            
                -0.20 / -4.88%
             |             
            
                4.00
             |           
            
                4.00
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                2.13
             |                                 
            
                5,800
             |            
            
                 
             |                                       
         
    
        
            | 
                6/21/2012
             | 
            
                +0.10 / +2.50%
             |             
            
                3.90
             |           
            
                4.10
             |               
            
                3.90
             |                           
            
                4.10
             | 
            
                4.10
             |                     
            
                2.24
             |                                 
            
                400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/20/2012
             | 
            
                0.00 / 0.00%
             |             
            
                4.00
             |           
            
                4.00
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                2.18
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                6/19/2012
             | 
            
                -0.10 / -2.44%
             |             
            
                4.00
             |           
            
                4.00
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                2.18
             |                                 
            
                300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/18/2012
             | 
            
                +0.10 / +2.50%
             |             
            
                4.20
             |           
            
                4.20
             |               
            
                4.10
             |                           
            
                4.10
             | 
            
                4.10
             |                     
            
                2.24
             |                                 
            
                1,200
             |            
            
                 
             |                                       
         
    
        
            | 
                6/15/2012
             | 
            
                0.00 / 0.00%
             |             
            
                3.80
             |           
            
                4.00
             |               
            
                3.80
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                2.18
             |                                 
            
                900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/14/2012
             | 
            
                -0.30 / -6.98%
             |             
            
                4.00
             |           
            
                4.00
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                2.18
             |                                 
            
                1,000
             |            
            
                 
             |                                       
         
    
        
            | 
                6/13/2012
             | 
            
                0.00 / 0.00%
             |             
            
                4.00
             |           
            
                4.30
             |               
            
                4.00
             |                           
            
                4.30
             | 
            
                4.30
             |                     
            
                2.35
             |                                 
            
                2,400
             |  
            
                 
             |                                                              
             
    
         
    
    
 |