| 
                 
                    Closing price on 4/20/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    17.40 | 
                 
                
                    | High | 
                    17.40 | 
                 
                
                    | Low | 
                    17.30 | 
                     
                
                    | Volume | 
                    10,130 | 
                                 
                
                    | Split-adjusted Price | 
                    4.32 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
SMC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                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
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/31/2011
             | 
            
                +0.20 / +1.11%
             |             
            
                18.70
             |           
            
                18.70
             |               
            
                18.00
             |                           
            
                18.20
             | 
            
                18.20
             |                     
            
                4.54
             |                                 
            
                5,800
             |            
            
                 
             |                                       
         
    
        
            | 
                3/30/2011
             | 
            
                -0.30 / -1.64%
             |             
            
                17.50
             |           
            
                18.20
             |               
            
                17.50
             |                           
            
                18.00
             | 
            
                18.00
             |                     
            
                4.49
             |                                 
            
                7,560
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/29/2011
             | 
            
                0.00 / 0.00%
             |             
            
                17.80
             |           
            
                18.30
             |               
            
                17.80
             |                           
            
                18.30
             | 
            
                18.30
             |                     
            
                4.57
             |                                 
            
                14,290
             |            
            
                 
             |                                       
         
    
        
            | 
                3/28/2011
             | 
            
                0.00 / 0.00%
             |             
            
                18.00
             |           
            
                18.40
             |               
            
                18.00
             |                           
            
                18.30
             | 
            
                18.30
             |                     
            
                4.57
             |                                 
            
                21,790
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/25/2011
             | 
            
                0.00 / 0.00%
             |             
            
                18.40
             |           
            
                18.40
             |               
            
                18.20
             |                           
            
                18.30
             | 
            
                18.30
             |                     
            
                4.57
             |                                 
            
                7,160
             |            
            
                 
             |                                       
         
    
        
            | 
                3/24/2011
             | 
            
                0.00 / 0.00%
             |             
            
                18.50
             |           
            
                18.50
             |               
            
                17.90
             |                           
            
                18.30
             | 
            
                18.30
             |                     
            
                4.57
             |                                 
            
                8,410
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/23/2011
             | 
            
                -0.40 / -2.14%
             |             
            
                18.30
             |           
            
                18.60
             |               
            
                18.20
             |                           
            
                18.30
             | 
            
                18.30
             |                     
            
                4.57
             |                                 
            
                12,500
             |            
            
                 
             |                                       
         
    
        
            | 
                3/22/2011
             | 
            
                -0.40 / -2.09%
             |             
            
                19.10
             |           
            
                19.10
             |               
            
                18.20
             |                           
            
                18.70
             | 
            
                18.70
             |                     
            
                4.67
             |                                 
            
                75,770
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/21/2011
             | 
            
                +0.10 / +0.53%
             |             
            
                18.90
             |           
            
                19.10
             |               
            
                18.90
             |                           
            
                19.10
             | 
            
                19.10
             |                     
            
                4.77
             |                                 
            
                12,880
             |            
            
                 
             |                                       
         
    
        
            | 
                3/18/2011
             | 
            
                +0.60 / +3.26%
             |             
            
                19.20
             |           
            
                19.20
             |               
            
                18.40
             |                           
            
                19.00
             | 
            
                19.00
             |                     
            
                4.74
             |                                 
            
                8,380
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/17/2011
             | 
            
                -0.60 / -3.16%
             |             
            
                19.50
             |           
            
                19.50
             |               
            
                18.40
             |                           
            
                18.40
             | 
            
                18.40
             |                     
            
                4.59
             |                                 
            
                3,310
             |            
            
                 
             |                                       
         
    
        
            | 
                3/16/2011
             | 
            
                -0.30 / -1.55%
             |             
            
                18.80
             |           
            
                19.30
             |               
            
                18.40
             |                           
            
                19.00
             | 
            
                19.00
             |                     
            
                4.74
             |                                 
            
                47,760
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/15/2011
             | 
            
                +0.40 / +2.12%
             |             
            
                19.30
             |           
            
                19.30
             |               
            
                19.30
             |                           
            
                19.30
             | 
            
                19.30
             |                     
            
                4.82
             |                                 
            
                10
             |            
            
                 
             |                                       
         
    
        
            | 
                3/14/2011
             | 
            
                -0.10 / -0.53%
             |             
            
                19.00
             |           
            
                19.00
             |               
            
                18.70
             |                           
            
                18.90
             | 
            
                18.90
             |                     
            
                4.72
             |                                 
            
                2,530
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/11/2011
             | 
            
                -0.40 / -2.06%
             |             
            
                19.50
             |           
            
                19.70
             |               
            
                19.00
             |                           
            
                19.00
             | 
            
                19.00
             |                     
            
                4.74
             |                                 
            
                8,070
             |            
            
                 
             |                                       
         
    
        
            | 
                3/10/2011
             | 
            
                +0.50 / +2.65%
             |             
            
                19.40
             |           
            
                19.40
             |               
            
                18.70
             |                           
            
                19.40
             | 
            
                19.40
             |                     
            
                4.84
             |                                 
            
                45,370
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/9/2011
             | 
            
                -0.10 / -0.53%
             |             
            
                18.50
             |           
            
                19.00
             |               
            
                18.50
             |                           
            
                18.90
             | 
            
                18.90
             |                     
            
                4.72
             |                                 
            
                10,290
             |            
            
                 
             |                                       
         
    
        
            | 
                3/8/2011
             | 
            
                0.00 / 0.00%
             |             
            
                19.20
             |           
            
                19.20
             |               
            
                19.00
             |                           
            
                19.00
             | 
            
                19.00
             |                     
            
                4.74
             |                                 
            
                10,510
             |  
            
                 
             |                                                              
             
    
         
    
    
 |