| 
                 
                    Closing price on 4/18/2012
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    6.50 | 
                 
                
                    | High | 
                    6.70 | 
                 
                
                    | Low | 
                    6.40 | 
                     
                
                    | Volume | 
                    47,820 | 
                                 
                
                    | Split-adjusted Price | 
                    3.10 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
SMA Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                4/18/2012
             | 
            
                +0.10 / +1.52%
             |             
            
                6.50
             |           
            
                6.70
             |               
            
                6.40
             |                           
            
                6.70
             | 
            
                6.70
             |                     
            
                3.10
             |                                 
            
                47,820
             |            
            
                 
             |                                       
         
    
        
            | 
                4/17/2012
             | 
            
                +0.10 / +1.54%
             |             
            
                6.50
             |           
            
                6.60
             |               
            
                6.50
             |                           
            
                6.60
             | 
            
                6.60
             |                     
            
                3.05
             |                                 
            
                59,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/16/2012
             | 
            
                +0.10 / +1.56%
             |             
            
                6.50
             |           
            
                6.50
             |               
            
                6.40
             |                           
            
                6.50
             | 
            
                6.50
             |                     
            
                3.01
             |                                 
            
                26,030
             |            
            
                 
             |                                       
         
    
        
            | 
                4/13/2012
             | 
            
                -0.20 / -3.03%
             |             
            
                6.60
             |           
            
                6.60
             |               
            
                6.40
             |                           
            
                6.40
             | 
            
                6.40
             |                     
            
                2.96
             |                                 
            
                47,860
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/12/2012
             | 
            
                0.00 / 0.00%
             |             
            
                6.60
             |           
            
                6.60
             |               
            
                6.40
             |                           
            
                6.60
             | 
            
                6.60
             |                     
            
                3.05
             |                                 
            
                14,220
             |            
            
                 
             |                                       
         
    
        
            | 
                4/11/2012
             | 
            
                +0.30 / +4.76%
             |             
            
                6.30
             |           
            
                6.60
             |               
            
                6.30
             |                           
            
                6.60
             | 
            
                6.60
             |                     
            
                3.05
             |                                 
            
                29,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/10/2012
             | 
            
                +0.30 / +5.00%
             |             
            
                6.30
             |           
            
                6.30
             |               
            
                6.20
             |                           
            
                6.30
             | 
            
                6.30
             |                     
            
                2.92
             |                                 
            
                40,970
             |            
            
                 
             |                                       
         
    
        
            | 
                4/9/2012
             | 
            
                +0.10 / +1.69%
             |             
            
                5.90
             |           
            
                6.10
             |               
            
                5.90
             |                           
            
                6.00
             | 
            
                6.00
             |                     
            
                2.78
             |                                 
            
                49,460
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/6/2012
             | 
            
                -0.20 / -3.28%
             |             
            
                6.10
             |           
            
                6.10
             |               
            
                5.90
             |                           
            
                5.90
             | 
            
                5.90
             |                     
            
                2.73
             |                                 
            
                10,900
             |            
            
                 
             |                                       
         
    
        
            | 
                4/5/2012
             | 
            
                0.00 / 0.00%
             |             
            
                6.20
             |           
            
                6.20
             |               
            
                6.00
             |                           
            
                6.10
             | 
            
                6.10
             |                     
            
                2.82
             |                                 
            
                22,390
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/4/2012
             | 
            
                -0.30 / -4.69%
             |             
            
                6.10
             |           
            
                6.20
             |               
            
                6.00
             |                           
            
                6.10
             | 
            
                6.10
             |                     
            
                2.82
             |                                 
            
                26,260
             |            
            
                 
             |                                       
         
    
        
            | 
                4/3/2012
             | 
            
                +0.20 / +3.23%
             |             
            
                6.00
             |           
            
                6.40
             |               
            
                6.00
             |                           
            
                6.40
             | 
            
                6.40
             |                     
            
                2.96
             |                                 
            
                120
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/30/2012
             | 
            
                -0.30 / -4.62%
             |             
            
                6.20
             |           
            
                6.20
             |               
            
                6.20
             |                           
            
                6.20
             | 
            
                6.20
             |                     
            
                2.87
             |                                 
            
                35,520
             |            
            
                 
             |                                       
         
    
        
            | 
                3/29/2012
             | 
            
                0.00 / 0.00%
             |             
            
                6.30
             |           
            
                6.60
             |               
            
                6.20
             |                           
            
                6.50
             | 
            
                6.50
             |                     
            
                3.01
             |                                 
            
                38,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/28/2012
             | 
            
                +0.30 / +4.84%
             |             
            
                6.20
             |           
            
                6.50
             |               
            
                6.00
             |                           
            
                6.50
             | 
            
                6.50
             |                     
            
                3.01
             |                                 
            
                33,090
             |            
            
                 
             |                                       
         
    
        
            | 
                3/27/2012
             | 
            
                -0.20 / -3.13%
             |             
            
                6.70
             |           
            
                6.70
             |               
            
                6.20
             |                           
            
                6.20
             | 
            
                6.20
             |                     
            
                2.87
             |                                 
            
                76,320
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/26/2012
             | 
            
                +0.30 / +4.92%
             |             
            
                6.20
             |           
            
                6.40
             |               
            
                6.10
             |                           
            
                6.40
             | 
            
                6.40
             |                     
            
                2.96
             |                                 
            
                147,500
             |            
            
                 
             |                                       
         
    
        
            | 
                3/23/2012
             | 
            
                0.00 / 0.00%
             |             
            
                6.10
             |           
            
                6.20
             |               
            
                6.00
             |                           
            
                6.10
             | 
            
                6.10
             |                     
            
                2.82
             |                                 
            
                42,350
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/22/2012
             | 
            
                0.00 / 0.00%
             |             
            
                5.80
             |           
            
                6.10
             |               
            
                5.80
             |                           
            
                6.10
             | 
            
                6.10
             |                     
            
                2.82
             |                                 
            
                40,400
             |            
            
                 
             |                                       
         
    
        
            | 
                3/21/2012
             | 
            
                +0.20 / +3.39%
             |             
            
                5.80
             |           
            
                6.10
             |               
            
                5.70
             |                           
            
                6.10
             | 
            
                6.10
             |                     
            
                2.82
             |                                 
            
                112,930
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/20/2012
             | 
            
                -0.10 / -1.67%
             |             
            
                5.70
             |           
            
                6.00
             |               
            
                5.70
             |                           
            
                5.90
             | 
            
                5.90
             |                     
            
                2.73
             |                                 
            
                42,590
             |            
            
                 
             |                                       
         
    
        
            | 
                3/19/2012
             | 
            
                +0.20 / +3.45%
             |             
            
                5.80
             |           
            
                6.00
             |               
            
                5.80
             |                           
            
                6.00
             | 
            
                6.00
             |                     
            
                2.78
             |                                 
            
                65,610
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/16/2012
             | 
            
                +0.20 / +3.57%
             |             
            
                5.80
             |           
            
                5.80
             |               
            
                5.70
             |                           
            
                5.80
             | 
            
                5.80
             |                     
            
                2.68
             |                                 
            
                62,290
             |            
            
                 
             |                                       
         
    
        
            | 
                3/15/2012
             | 
            
                +0.20 / +3.70%
             |             
            
                5.60
             |           
            
                5.60
             |               
            
                5.50
             |                           
            
                5.60
             | 
            
                5.60
             |                     
            
                2.59
             |                                 
            
                114,760
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/14/2012
             | 
            
                +0.20 / +3.85%
             |             
            
                5.40
             |           
            
                5.40
             |               
            
                5.40
             |                           
            
                5.40
             | 
            
                5.40
             |                     
            
                2.50
             |                                 
            
                4,900
             |            
            
                 
             |                                       
         
    
        
            | 
                3/13/2012
             | 
            
                +0.20 / +4.00%
             |             
            
                5.00
             |           
            
                5.20
             |               
            
                5.00
             |                           
            
                5.20
             | 
            
                5.20
             |                     
            
                2.41
             |                                 
            
                135,390
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/12/2012
             | 
            
                0.00 / 0.00%
             |             
            
                5.20
             |           
            
                5.20
             |               
            
                5.00
             |                           
            
                5.00
             | 
            
                5.00
             |                     
            
                2.31
             |                                 
            
                30,300
             |            
            
                 
             |                                       
         
    
        
            | 
                3/9/2012
             | 
            
                0.00 / 0.00%
             |             
            
                5.00
             |           
            
                5.00
             |               
            
                4.90
             |                           
            
                5.00
             | 
            
                5.00
             |                     
            
                2.31
             |                                 
            
                78,020
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/8/2012
             | 
            
                -0.20 / -3.85%
             |             
            
                5.00
             |           
            
                5.20
             |               
            
                5.00
             |                           
            
                5.00
             | 
            
                5.00
             |                     
            
                2.31
             |                                 
            
                177,330
             |            
            
                 
             |                                       
         
    
        
            | 
                3/7/2012
             | 
            
                0.00 / 0.00%
             |             
            
                5.00
             |           
            
                5.30
             |               
            
                5.00
             |                           
            
                5.20
             | 
            
                5.20
             |                     
            
                2.41
             |                                 
            
                22,380
             |  
            
                 
             |                                                              
             
    
         
    
    
 |