| 
                 
                    Closing price on 5/14/2009
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    25.00 | 
                 
                
                    | High | 
                    25.30 | 
                 
                
                    | Low | 
                    24.60 | 
                     
                
                    | Volume | 
                    25,640 | 
                                 
                
                    | Split-adjusted Price | 
                    1.68 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
ST8 Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                5/14/2009
             | 
            
                +0.20 / +0.80%
             |             
            
                25.00
             |           
            
                25.30
             |               
            
                24.60
             |                           
            
                25.20
             | 
            
                25.20
             |                     
            
                1.68
             |                                 
            
                25,640
             |            
            
                 
             |                                       
         
    
        
            | 
                5/13/2009
             | 
            
                +1.80 / +7.76%
             |             
            
                24.00
             |           
            
                25.00
             |               
            
                24.00
             |                           
            
                25.00
             | 
            
                25.00
             |                     
            
                1.66
             |                                 
            
                18,670
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/12/2009
             | 
            
                +1.10 / +4.98%
             |             
            
                23.00
             |           
            
                23.20
             |               
            
                22.80
             |                           
            
                23.20
             | 
            
                23.20
             |                     
            
                1.54
             |                                 
            
                23,480
             |            
            
                 
             |                                       
         
    
        
            | 
                5/11/2009
             | 
            
                -0.90 / -3.91%
             |             
            
                24.00
             |           
            
                24.00
             |               
            
                22.10
             |                           
            
                22.10
             | 
            
                22.10
             |                     
            
                1.47
             |                                 
            
                37,170
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/8/2009
             | 
            
                -0.30 / -1.29%
             |             
            
                23.00
             |           
            
                23.00
             |               
            
                23.00
             |                           
            
                23.00
             | 
            
                23.00
             |                     
            
                1.53
             |                                 
            
                23,010
             |            
            
                 
             |                                       
         
    
        
            | 
                5/7/2009
             | 
            
                +1.00 / +4.48%
             |             
            
                22.10
             |           
            
                23.30
             |               
            
                21.00
             |                           
            
                23.30
             | 
            
                23.30
             |                     
            
                1.55
             |                                 
            
                17,160
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/6/2009
             | 
            
                0.00 / 0.00%
             |             
            
                21.30
             |           
            
                22.70
             |               
            
                21.20
             |                           
            
                22.30
             | 
            
                21.57
             |                     
            
                1.48
             |                                 
            
                2,120
             |            
            
                 
             |                                       
         
    
        
            | 
                5/5/2009
             | 
            
                +1.00 / +4.69%
             |             
            
                22.30
             |           
            
                22.30
             |               
            
                22.30
             |                           
            
                22.30
             | 
            
                22.30
             |                     
            
                1.48
             |                                 
            
                26,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/4/2009
             | 
            
                +1.00 / +4.93%
             |             
            
                21.30
             |           
            
                21.30
             |               
            
                21.30
             |                           
            
                21.30
             | 
            
                21.30
             |                     
            
                1.42
             |                                 
            
                3,530
             |            
            
                 
             |                                       
         
    
        
            | 
                4/29/2009
             | 
            
                -0.70 / -3.33%
             |             
            
                20.00
             |           
            
                20.30
             |               
            
                20.00
             |                           
            
                20.30
             | 
            
                20.30
             |                     
            
                1.35
             |                                 
            
                17,080
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/28/2009
             | 
            
                +0.20 / +0.96%
             |             
            
                19.80
             |           
            
                21.50
             |               
            
                19.80
             |                           
            
                21.00
             | 
            
                21.00
             |                     
            
                1.40
             |                                 
            
                14,360
             |            
            
                 
             |                                       
         
    
        
            | 
                4/27/2009
             | 
            
                +0.10 / +0.48%
             |             
            
                21.40
             |           
            
                21.40
             |               
            
                20.80
             |                           
            
                20.80
             | 
            
                20.80
             |                     
            
                1.38
             |                                 
            
                1,050
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/24/2009
             | 
            
                -1.00 / -4.61%
             |             
            
                20.80
             |           
            
                22.10
             |               
            
                20.70
             |                           
            
                20.70
             | 
            
                20.70
             |                     
            
                1.38
             |                                 
            
                9,250
             |            
            
                 
             |                                       
         
    
        
            | 
                4/23/2009
             | 
            
                +0.40 / +1.88%
             |             
            
                20.70
             |           
            
                21.70
             |               
            
                20.70
             |                           
            
                21.70
             | 
            
                21.70
             |                     
            
                1.44
             |                                 
            
                5,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/22/2009
             | 
            
                +1.00 / +4.93%
             |             
            
                21.30
             |           
            
                21.30
             |               
            
                21.30
             |                           
            
                21.30
             | 
            
                21.30
             |                     
            
                1.42
             |                                 
            
                4,180
             |            
            
                 
             |                                       
         
    
        
            | 
                4/21/2009
             | 
            
                -1.00 / -4.69%
             |             
            
                20.30
             |           
            
                21.90
             |               
            
                20.30
             |                           
            
                20.30
             | 
            
                20.30
             |                     
            
                1.35
             |                                 
            
                17,610
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/20/2009
             | 
            
                -1.10 / -4.91%
             |             
            
                21.30
             |           
            
                21.30
             |               
            
                21.30
             |                           
            
                21.30
             | 
            
                21.30
             |                     
            
                1.42
             |                                 
            
                1,090
             |            
            
                 
             |                                       
         
    
        
            | 
                4/17/2009
             | 
            
                +0.40 / +1.82%
             |             
            
                23.00
             |           
            
                23.00
             |               
            
                20.90
             |                           
            
                22.40
             | 
            
                22.40
             |                     
            
                1.49
             |                                 
            
                29,730
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/16/2009
             | 
            
                +1.00 / +4.76%
             |             
            
                22.00
             |           
            
                22.00
             |               
            
                21.90
             |                           
            
                22.00
             | 
            
                22.00
             |                     
            
                1.46
             |                                 
            
                15,920
             |            
            
                 
             |                                       
         
    
        
            | 
                4/15/2009
             | 
            
                -1.10 / -4.98%
             |             
            
                21.20
             |           
            
                22.90
             |               
            
                21.00
             |                           
            
                21.00
             | 
            
                21.00
             |                     
            
                1.40
             |                                 
            
                10,790
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/14/2009
             | 
            
                +0.10 / +0.45%
             |             
            
                23.00
             |           
            
                23.10
             |               
            
                22.00
             |                           
            
                22.10
             | 
            
                22.10
             |                     
            
                1.47
             |                                 
            
                22,660
             |            
            
                 
             |                                       
         
    
        
            | 
                4/13/2009
             | 
            
                +1.00 / +4.76%
             |             
            
                22.00
             |           
            
                22.00
             |               
            
                20.70
             |                           
            
                22.00
             | 
            
                22.00
             |                     
            
                1.46
             |                                 
            
                14,510
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/10/2009
             | 
            
                +1.00 / +5.00%
             |             
            
                21.00
             |           
            
                21.00
             |               
            
                21.00
             |                           
            
                21.00
             | 
            
                21.00
             |                     
            
                1.40
             |                                 
            
                21,700
             |            
            
                 
             |                                       
         
    
        
            | 
                4/9/2009
             | 
            
                +0.50 / +2.56%
             |             
            
                20.20
             |           
            
                20.20
             |               
            
                20.00
             |                           
            
                20.00
             | 
            
                20.00
             |                     
            
                1.33
             |                                 
            
                5,440
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/8/2009
             | 
            
                -0.30 / -1.52%
             |             
            
                19.00
             |           
            
                19.80
             |               
            
                19.00
             |                           
            
                19.50
             | 
            
                19.50
             |                     
            
                1.30
             |                                 
            
                10,200
             |            
            
                 
             |                                       
         
    
        
            | 
                4/7/2009
             | 
            
                +0.60 / +3.13%
             |             
            
                19.00
             |           
            
                19.90
             |               
            
                18.80
             |                           
            
                19.80
             | 
            
                19.80
             |                     
            
                1.32
             |                                 
            
                17,820
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/3/2009
             | 
            
                +0.90 / +4.92%
             |             
            
                19.20
             |           
            
                19.20
             |               
            
                18.90
             |                           
            
                19.20
             | 
            
                19.20
             |                     
            
                1.28
             |                                 
            
                20,400
             |            
            
                 
             |                                       
         
    
        
            | 
                4/2/2009
             | 
            
                0.00 / 0.00%
             |             
            
                18.80
             |           
            
                18.80
             |               
            
                18.10
             |                           
            
                18.30
             | 
            
                18.30
             |                     
            
                1.22
             |                                 
            
                14,750
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/1/2009
             | 
            
                +0.10 / +0.55%
             |             
            
                18.20
             |           
            
                18.40
             |               
            
                18.20
             |                           
            
                18.30
             | 
            
                18.30
             |                     
            
                1.22
             |                                 
            
                9,150
             |            
            
                 
             |                                       
         
    
        
            | 
                3/31/2009
             | 
            
                -0.40 / -2.15%
             |             
            
                17.70
             |           
            
                18.40
             |               
            
                17.70
             |                           
            
                18.20
             | 
            
                18.20
             |                     
            
                1.21
             |                                 
            
                1,220
             |  
            
                 
             |                                                              
             
    
         
    
    
 |