| 
                 
                    Closing price on 5/18/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    16.80 | 
                 
                
                    | High | 
                    16.80 | 
                 
                
                    | Low | 
                    16.60 | 
                     
                
                    | Volume | 
                    26,440 | 
                                 
                
                    | Split-adjusted Price | 
                    4.19 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
SMC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                5/18/2011
             | 
            
                -0.10 / -0.59%
             |             
            
                16.80
             |           
            
                16.80
             |               
            
                16.60
             |                           
            
                16.80
             | 
            
                16.80
             |                     
            
                4.19
             |                                 
            
                26,440
             |            
            
                 
             |                                       
         
    
        
            | 
                5/17/2011
             | 
            
                -0.10 / -0.59%
             |             
            
                17.00
             |           
            
                17.00
             |               
            
                16.80
             |                           
            
                16.90
             | 
            
                16.90
             |                     
            
                4.22
             |                                 
            
                19,260
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/16/2011
             | 
            
                0.00 / 0.00%
             |             
            
                17.00
             |           
            
                17.00
             |               
            
                16.90
             |                           
            
                17.00
             | 
            
                17.00
             |                     
            
                4.24
             |                                 
            
                11,850
             |            
            
                 
             |                                       
         
    
        
            | 
                5/13/2011
             | 
            
                0.00 / 0.00%
             |             
            
                17.00
             |           
            
                17.00
             |               
            
                16.90
             |                           
            
                17.00
             | 
            
                17.00
             |                     
            
                4.24
             |                                 
            
                30,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/12/2011
             | 
            
                -0.10 / -0.58%
             |             
            
                17.00
             |           
            
                17.00
             |               
            
                17.00
             |                           
            
                17.00
             | 
            
                17.00
             |                     
            
                4.24
             |                                 
            
                19,010
             |            
            
                 
             |                                       
         
    
        
            | 
                5/11/2011
             | 
            
                0.00 / 0.00%
             |             
            
                17.10
             |           
            
                17.10
             |               
            
                16.90
             |                           
            
                17.10
             | 
            
                17.10
             |                     
            
                4.27
             |                                 
            
                1,240
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/10/2011
             | 
            
                0.00 / 0.00%
             |             
            
                17.10
             |           
            
                17.10
             |               
            
                17.00
             |                           
            
                17.10
             | 
            
                17.10
             |                     
            
                4.27
             |                                 
            
                7,770
             |            
            
                 
             |                                       
         
    
        
            | 
                5/9/2011
             | 
            
                0.00 / 0.00%
             |             
            
                16.80
             |           
            
                17.10
             |               
            
                16.80
             |                           
            
                17.10
             | 
            
                17.10
             |                     
            
                4.27
             |                                 
            
                11,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/6/2011
             | 
            
                0.00 / 0.00%
             |             
            
                17.00
             |           
            
                17.10
             |               
            
                16.90
             |                           
            
                17.10
             | 
            
                17.10
             |                     
            
                4.27
             |                                 
            
                12,570
             |            
            
                 
             |                                       
         
    
        
            | 
                5/5/2011
             | 
            
                -0.10 / -0.58%
             |             
            
                16.80
             |           
            
                17.20
             |               
            
                16.60
             |                           
            
                17.10
             | 
            
                17.10
             |                     
            
                4.27
             |                                 
            
                34,680
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/4/2011
             | 
            
                +0.10 / +0.58%
             |             
            
                17.60
             |           
            
                17.60
             |               
            
                17.00
             |                           
            
                17.20
             | 
            
                17.20
             |                     
            
                4.29
             |                                 
            
                431,968
             |            
            
                 
             |                                       
         
    
        
            | 
                4/29/2011
             | 
            
                0.00 / 0.00%
             |             
            
                17.00
             |           
            
                17.10
             |               
            
                17.00
             |                           
            
                17.10
             | 
            
                17.10
             |                     
            
                4.27
             |                                 
            
                12,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/28/2011
             | 
            
                -0.10 / -0.58%
             |             
            
                16.70
             |           
            
                17.20
             |               
            
                16.70
             |                           
            
                17.10
             | 
            
                17.10
             |                     
            
                4.27
             |                                 
            
                8,220
             |            
            
                 
             |                                       
         
    
        
            | 
                4/27/2011
             | 
            
                0.00 / 0.00%
             |             
            
                17.30
             |           
            
                17.30
             |               
            
                16.90
             |                           
            
                17.20
             | 
            
                17.20
             |                     
            
                4.29
             |                                 
            
                4,270
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/26/2011
             | 
            
                0.00 / 0.00%
             |             
            
                16.80
             |           
            
                17.40
             |               
            
                16.80
             |                           
            
                17.20
             | 
            
                17.20
             |                     
            
                4.29
             |                                 
            
                7,860
             |            
            
                 
             |                                       
         
    
        
            | 
                4/25/2011
             | 
            
                0.00 / 0.00%
             |             
            
                17.40
             |           
            
                17.40
             |               
            
                17.20
             |                           
            
                17.20
             | 
            
                17.20
             |                     
            
                4.29
             |                                 
            
                10,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/22/2011
             | 
            
                0.00 / 0.00%
             |             
            
                17.20
             |           
            
                17.20
             |               
            
                17.00
             |                           
            
                17.20
             | 
            
                17.20
             |                     
            
                4.29
             |                                 
            
                31,240
             |            
            
                 
             |                                       
         
    
        
            | 
                4/21/2011
             | 
            
                -0.10 / -0.58%
             |             
            
                16.90
             |           
            
                17.40
             |               
            
                16.90
             |                           
            
                17.20
             | 
            
                17.20
             |                     
            
                4.29
             |                                 
            
                7,570
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/20/2011
             | 
            
                0.00 / 0.00%
             |             
            
                17.40
             |           
            
                17.40
             |               
            
                17.30
             |                           
            
                17.30
             | 
            
                17.30
             |                     
            
                4.32
             |                                 
            
                10,130
             |            
            
                 
             |                                       
         
    
        
            | 
                4/19/2011
             | 
            
                -0.20 / -1.14%
             |             
            
                17.50
             |           
            
                17.50
             |               
            
                17.30
             |                           
            
                17.30
             | 
            
                17.30
             |                     
            
                4.32
             |                                 
            
                3,910
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/18/2011
             | 
            
                -0.20 / -1.13%
             |             
            
                17.50
             |           
            
                17.70
             |               
            
                17.30
             |                           
            
                17.50
             | 
            
                17.50
             |                     
            
                4.37
             |                                 
            
                26,510
             |            
            
                 
             |                                       
         
    
        
            | 
                4/15/2011
             | 
            
                +0.20 / +1.14%
             |             
            
                17.50
             |           
            
                17.80
             |               
            
                17.50
             |                           
            
                17.70
             | 
            
                17.70
             |                     
            
                4.42
             |                                 
            
                24,510
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/14/2011
             | 
            
                -0.20 / -1.13%
             |             
            
                17.80
             |           
            
                17.80
             |               
            
                17.50
             |                           
            
                17.50
             | 
            
                17.50
             |                     
            
                4.37
             |                                 
            
                400
             |            
            
                 
             |                                       
         
    
        
            | 
                4/13/2011
             | 
            
                -0.10 / -0.56%
             |             
            
                18.00
             |           
            
                18.00
             |               
            
                17.30
             |                           
            
                17.70
             | 
            
                17.70
             |                     
            
                4.42
             |                                 
            
                1,488,620
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/8/2011
             | 
            
                +0.30 / +1.71%
             |             
            
                17.80
             |           
            
                17.90
             |               
            
                17.80
             |                           
            
                17.80
             | 
            
                17.80
             |                     
            
                4.44
             |                                 
            
                2,930
             |            
            
                 
             |                                       
         
    
        
            | 
                4/7/2011
             | 
            
                -0.50 / -2.78%
             |             
            
                17.60
             |           
            
                17.90
             |               
            
                17.50
             |                           
            
                17.50
             | 
            
                17.50
             |                     
            
                4.37
             |                                 
            
                47,980
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/6/2011
             | 
            
                0.00 / 0.00%
             |             
            
                17.70
             |           
            
                18.00
             |               
            
                17.60
             |                           
            
                18.00
             | 
            
                18.00
             |                     
            
                4.49
             |                                 
            
                13,960
             |            
            
                 
             |                                       
         
    
        
            | 
                4/5/2011
             | 
            
                0.00 / 0.00%
             |             
            
                17.90
             |           
            
                18.00
             |               
            
                17.50
             |                           
            
                18.00
             | 
            
                18.00
             |                     
            
                4.49
             |                                 
            
                27,990
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/4/2011
             | 
            
                0.00 / 0.00%
             |             
            
                18.20
             |           
            
                18.20
             |               
            
                17.90
             |                           
            
                18.00
             | 
            
                18.00
             |                     
            
                4.49
             |                                 
            
                730,520
             |            
            
                 
             |                                       
         
    
        
            | 
                4/1/2011
             | 
            
                -0.20 / -1.10%
             |             
            
                18.00
             |           
            
                18.00
             |               
            
                18.00
             |                           
            
                18.00
             | 
            
                18.00
             |                     
            
                4.49
             |                                 
            
                70
             |  
            
                 
             |                                                              
             
    
         
    
    
 |