| 
                 
                    Closing price on 1/18/2013
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    4.20 | 
                 
                
                    | High | 
                    4.20 | 
                 
                
                    | Low | 
                    4.10 | 
                     
                
                    | Volume | 
                    6,000 | 
                                 
                
                    | Split-adjusted Price | 
                    3.85 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
TST Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                1/18/2013
             | 
            
                -0.10 / -2.38%
             |             
            
                4.20
             |           
            
                4.20
             |               
            
                4.10
             |                           
            
                4.10
             | 
            
                4.10
             |                     
            
                3.85
             |                                 
            
                6,000
             |            
            
                 
             |                                       
         
    
        
            | 
                1/17/2013
             | 
            
                -0.10 / -2.33%
             |             
            
                4.00
             |           
            
                4.20
             |               
            
                4.00
             |                           
            
                4.20
             | 
            
                4.20
             |                     
            
                3.94
             |                                 
            
                2,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/16/2013
             | 
            
                +0.10 / +2.38%
             |             
            
                4.30
             |           
            
                4.40
             |               
            
                3.90
             |                           
            
                4.30
             | 
            
                4.30
             |                     
            
                4.04
             |                                 
            
                13,400
             |            
            
                 
             |                                       
         
    
        
            | 
                1/15/2013
             | 
            
                +0.10 / +2.44%
             |             
            
                4.10
             |           
            
                4.20
             |               
            
                3.90
             |                           
            
                4.20
             | 
            
                4.20
             |                     
            
                3.94
             |                                 
            
                14,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/14/2013
             | 
            
                -0.20 / -4.65%
             |             
            
                4.20
             |           
            
                4.20
             |               
            
                4.00
             |                           
            
                4.10
             | 
            
                4.10
             |                     
            
                3.85
             |                                 
            
                12,000
             |            
            
                 
             |                                       
         
    
        
            | 
                1/11/2013
             | 
            
                +0.10 / +2.38%
             |             
            
                4.20
             |           
            
                4.30
             |               
            
                4.20
             |                           
            
                4.30
             | 
            
                4.30
             |                     
            
                4.04
             |                                 
            
                1,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/10/2013
             | 
            
                0.00 / 0.00%
             |             
            
                4.00
             |           
            
                4.20
             |               
            
                4.00
             |                           
            
                4.20
             | 
            
                4.20
             |                     
            
                3.94
             |                                 
            
                1,200
             |            
            
                 
             |                                       
         
    
        
            | 
                1/9/2013
             | 
            
                +0.20 / +5.00%
             |             
            
                4.10
             |           
            
                4.20
             |               
            
                4.00
             |                           
            
                4.20
             | 
            
                4.20
             |                     
            
                3.94
             |                                 
            
                20,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/8/2013
             | 
            
                -0.30 / -6.98%
             |             
            
                4.00
             |           
            
                4.30
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                3.75
             |                                 
            
                5,900
             |            
            
                 
             |                                       
         
    
        
            | 
                1/7/2013
             | 
            
                +0.50 / +13.16%
             |             
            
                4.30
             |           
            
                4.30
             |               
            
                4.30
             |                           
            
                4.30
             | 
            
                4.30
             |                     
            
                4.04
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/4/2013
             | 
            
                -0.20 / -5.00%
             |             
            
                3.80
             |           
            
                4.20
             |               
            
                3.80
             |                           
            
                3.80
             | 
            
                3.80
             |                     
            
                3.57
             |                                 
            
                12,400
             |            
            
                 
             |                                       
         
    
        
            | 
                1/3/2013
             | 
            
                -0.30 / -6.98%
             |             
            
                4.40
             |           
            
                4.40
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                3.75
             |                                 
            
                20,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/2/2013
             | 
            
                +0.10 / +2.38%
             |             
            
                4.20
             |           
            
                4.30
             |               
            
                4.00
             |                           
            
                4.30
             | 
            
                4.30
             |                     
            
                4.04
             |                                 
            
                17,700
             |            
            
                 
             |                                       
         
    
        
            | 
                12/28/2012
             | 
            
                0.00 / 0.00%
             |             
            
                4.00
             |           
            
                4.20
             |               
            
                4.00
             |                           
            
                4.20
             | 
            
                4.20
             |                     
            
                3.94
             |                                 
            
                11,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/27/2012
             | 
            
                +0.20 / +5.00%
             |             
            
                4.10
             |           
            
                4.20
             |               
            
                3.90
             |                           
            
                4.20
             | 
            
                4.20
             |                     
            
                3.94
             |                                 
            
                10,900
             |            
            
                 
             |                                       
         
    
        
            | 
                12/26/2012
             | 
            
                +0.10 / +2.56%
             |             
            
                4.10
             |           
            
                4.10
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                3.75
             |                                 
            
                9,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/25/2012
             | 
            
                -0.20 / -4.88%
             |             
            
                3.90
             |           
            
                4.10
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                3.66
             |                                 
            
                17,800
             |            
            
                 
             |                                       
         
    
        
            | 
                12/24/2012
             | 
            
                0.00 / 0.00%
             |             
            
                4.00
             |           
            
                4.10
             |               
            
                3.90
             |                           
            
                4.10
             | 
            
                4.10
             |                     
            
                3.85
             |                                 
            
                8,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/21/2012
             | 
            
                +0.10 / +2.50%
             |             
            
                3.90
             |           
            
                4.10
             |               
            
                3.80
             |                           
            
                4.10
             | 
            
                4.10
             |                     
            
                3.85
             |                                 
            
                22,300
             |            
            
                 
             |                                       
         
    
        
            | 
                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
             |  
            
                 
             |                                                              
             
    
         
    
    
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