| 
                 
                    Closing price on 12/20/2012
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    3.90 | 
                 
                
                    | High | 
                    4.00 | 
                 
                
                    | Low | 
                    3.90 | 
                     
                
                    | Volume | 
                    6,800 | 
                                 
                
                    | Split-adjusted Price | 
                    3.75 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
TST Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                12/20/2012
             | 
            
                0.00 / 0.00%
             |             
            
                3.90
             |           
            
                4.00
             |               
            
                3.90
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                3.75
             |                                 
            
                6,800
             |            
            
                 
             |                                       
         
    
        
            | 
                12/19/2012
             | 
            
                -0.10 / -2.44%
             |             
            
                3.90
             |           
            
                4.00
             |               
            
                3.90
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                3.75
             |                                 
            
                11,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/18/2012
             | 
            
                +0.20 / +5.13%
             |             
            
                3.90
             |           
            
                4.10
             |               
            
                3.80
             |                           
            
                4.10
             | 
            
                4.10
             |                     
            
                3.85
             |                                 
            
                9,600
             |            
            
                 
             |                                       
         
    
        
            | 
                12/17/2012
             | 
            
                -0.20 / -4.88%
             |             
            
                4.00
             |           
            
                4.10
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                3.66
             |                                 
            
                7,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/14/2012
             | 
            
                +0.10 / +2.50%
             |             
            
                4.00
             |           
            
                4.10
             |               
            
                4.00
             |                           
            
                4.10
             | 
            
                4.10
             |                     
            
                3.85
             |                                 
            
                26,000
             |            
            
                 
             |                                       
         
    
        
            | 
                12/13/2012
             | 
            
                -0.10 / -2.44%
             |             
            
                4.10
             |           
            
                4.30
             |               
            
                3.90
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                3.75
             |                                 
            
                13,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/12/2012
             | 
            
                0.00 / 0.00%
             |             
            
                4.10
             |           
            
                4.10
             |               
            
                3.80
             |                           
            
                4.10
             | 
            
                4.10
             |                     
            
                3.85
             |                                 
            
                10,100
             |            
            
                 
             |                                       
         
    
        
            | 
                12/11/2012
             | 
            
                +0.20 / +5.13%
             |             
            
                3.80
             |           
            
                4.10
             |               
            
                3.70
             |                           
            
                4.10
             | 
            
                4.10
             |                     
            
                3.85
             |                                 
            
                8,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/10/2012
             | 
            
                +0.20 / +5.41%
             |             
            
                3.80
             |           
            
                3.90
             |               
            
                3.70
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                3.66
             |                                 
            
                37,100
             |            
            
                 
             |                                       
         
    
        
            | 
                12/7/2012
             | 
            
                0.00 / 0.00%
             |             
            
                3.60
             |           
            
                3.80
             |               
            
                3.60
             |                           
            
                3.70
             | 
            
                3.70
             |                     
            
                3.47
             |                                 
            
                10,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/6/2012
             | 
            
                0.00 / 0.00%
             |             
            
                3.70
             |           
            
                3.70
             |               
            
                3.70
             |                           
            
                3.70
             | 
            
                3.70
             |                     
            
                3.47
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                12/5/2012
             | 
            
                -0.20 / -5.13%
             |             
            
                3.70
             |           
            
                3.90
             |               
            
                3.70
             |                           
            
                3.70
             | 
            
                3.70
             |                     
            
                3.47
             |                                 
            
                3,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/4/2012
             | 
            
                +0.20 / +5.41%
             |             
            
                3.70
             |           
            
                3.90
             |               
            
                3.60
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                3.66
             |                                 
            
                15,600
             |            
            
                 
             |                                       
         
    
        
            | 
                12/3/2012
             | 
            
                -0.20 / -5.13%
             |             
            
                3.70
             |           
            
                3.90
             |               
            
                3.70
             |                           
            
                3.70
             | 
            
                3.70
             |                     
            
                3.47
             |                                 
            
                7,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/30/2012
             | 
            
                0.00 / 0.00%
             |             
            
                3.90
             |           
            
                3.90
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                3.66
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                11/29/2012
             | 
            
                0.00 / 0.00%
             |             
            
                3.90
             |           
            
                3.90
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                3.66
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/28/2012
             | 
            
                +0.20 / +5.41%
             |             
            
                3.50
             |           
            
                3.90
             |               
            
                3.50
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                3.66
             |                                 
            
                8,500
             |            
            
                 
             |                                       
         
    
        
            | 
                11/27/2012
             | 
            
                0.00 / 0.00%
             |             
            
                3.70
             |           
            
                3.70
             |               
            
                3.70
             |                           
            
                3.70
             | 
            
                3.70
             |                     
            
                3.47
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/26/2012
             | 
            
                -0.10 / -2.63%
             |             
            
                3.70
             |           
            
                3.70
             |               
            
                3.70
             |                           
            
                3.70
             | 
            
                3.70
             |                     
            
                3.47
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                11/23/2012
             | 
            
                +0.10 / +2.70%
             |             
            
                3.80
             |           
            
                3.80
             |               
            
                3.80
             |                           
            
                3.80
             | 
            
                3.80
             |                     
            
                3.57
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/22/2012
             | 
            
                -0.20 / -5.13%
             |             
            
                3.70
             |           
            
                3.90
             |               
            
                3.70
             |                           
            
                3.70
             | 
            
                3.70
             |                     
            
                3.47
             |                                 
            
                2,400
             |            
            
                 
             |                                       
         
    
        
            | 
                11/21/2012
             | 
            
                0.00 / 0.00%
             |             
            
                3.70
             |           
            
                3.90
             |               
            
                3.70
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                3.66
             |                                 
            
                1,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/20/2012
             | 
            
                0.00 / 0.00%
             |             
            
                3.70
             |           
            
                3.90
             |               
            
                3.70
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                3.66
             |                                 
            
                800
             |            
            
                 
             |                                       
         
    
        
            | 
                11/19/2012
             | 
            
                +0.20 / +5.41%
             |             
            
                3.50
             |           
            
                3.90
             |               
            
                3.50
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                3.66
             |                                 
            
                11,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/16/2012
             | 
            
                -0.20 / -5.13%
             |             
            
                3.70
             |           
            
                3.70
             |               
            
                3.70
             |                           
            
                3.70
             | 
            
                3.70
             |                     
            
                3.47
             |                                 
            
                2,500
             |            
            
                 
             |                                       
         
    
        
            | 
                11/15/2012
             | 
            
                0.00 / 0.00%
             |             
            
                3.90
             |           
            
                3.90
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                3.66
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/14/2012
             | 
            
                0.00 / 0.00%
             |             
            
                3.90
             |           
            
                3.90
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                3.66
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                11/13/2012
             | 
            
                0.00 / 0.00%
             |             
            
                3.90
             |           
            
                3.90
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                3.66
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/12/2012
             | 
            
                0.00 / 0.00%
             |             
            
                3.90
             |           
            
                3.90
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                3.66
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                11/9/2012
             | 
            
                0.00 / 0.00%
             |             
            
                3.90
             |           
            
                3.90
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                3.66
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
         
    
    
 |