| 
                 
                    Closing price on 4/3/2009
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    27.80 | 
                 
                
                    | High | 
                    27.80 | 
                 
                
                    | Low | 
                    27.00 | 
                     
                
                    | Volume | 
                    18,470 | 
                                 
                
                    | Split-adjusted Price | 
                    3.60 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
NHC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                4/3/2009
             | 
            
                +1.30 / +4.91%
             |             
            
                27.80
             |           
            
                27.80
             |               
            
                27.00
             |                           
            
                27.80
             | 
            
                27.80
             |                     
            
                3.60
             |                                 
            
                18,470
             |            
            
                 
             |                                       
         
    
        
            | 
                4/2/2009
             | 
            
                +1.20 / +4.74%
             |             
            
                25.80
             |           
            
                26.50
             |               
            
                25.30
             |                           
            
                26.50
             | 
            
                26.50
             |                     
            
                3.44
             |                                 
            
                20,460
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/1/2009
             | 
            
                +0.30 / +1.20%
             |             
            
                25.40
             |           
            
                25.90
             |               
            
                25.00
             |                           
            
                25.30
             | 
            
                25.30
             |                     
            
                3.28
             |                                 
            
                10,070
             |            
            
                 
             |                                       
         
    
        
            | 
                3/31/2009
             | 
            
                +0.30 / +1.21%
             |             
            
                25.20
             |           
            
                25.20
             |               
            
                24.50
             |                           
            
                25.00
             | 
            
                25.00
             |                     
            
                3.24
             |                                 
            
                3,170
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/30/2009
             | 
            
                -0.60 / -2.37%
             |             
            
                24.90
             |           
            
                25.30
             |               
            
                24.50
             |                           
            
                24.70
             | 
            
                24.70
             |                     
            
                3.20
             |                                 
            
                4,840
             |            
            
                 
             |                                       
         
    
        
            | 
                3/27/2009
             | 
            
                0.00 / 0.00%
             |             
            
                25.70
             |           
            
                25.80
             |               
            
                25.30
             |                           
            
                25.30
             | 
            
                25.30
             |                     
            
                3.28
             |                                 
            
                12,360
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/26/2009
             | 
            
                -0.50 / -1.94%
             |             
            
                24.60
             |           
            
                25.80
             |               
            
                24.60
             |                           
            
                25.30
             | 
            
                25.30
             |                     
            
                3.28
             |                                 
            
                14,230
             |            
            
                 
             |                                       
         
    
        
            | 
                3/25/2009
             | 
            
                -0.20 / -0.77%
             |             
            
                26.00
             |           
            
                26.30
             |               
            
                25.40
             |                           
            
                25.80
             | 
            
                25.80
             |                     
            
                3.35
             |                                 
            
                10,730
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/24/2009
             | 
            
                +0.30 / +1.17%
             |             
            
                25.70
             |           
            
                26.50
             |               
            
                25.70
             |                           
            
                26.00
             | 
            
                26.00
             |                     
            
                3.37
             |                                 
            
                3,240
             |            
            
                 
             |                                       
         
    
        
            | 
                3/23/2009
             | 
            
                -0.10 / -0.39%
             |             
            
                25.00
             |           
            
                25.70
             |               
            
                25.00
             |                           
            
                25.70
             | 
            
                25.70
             |                     
            
                3.33
             |                                 
            
                4,540
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/20/2009
             | 
            
                +0.10 / +0.39%
             |             
            
                25.10
             |           
            
                25.80
             |               
            
                25.10
             |                           
            
                25.80
             | 
            
                25.80
             |                     
            
                3.35
             |                                 
            
                1,880
             |            
            
                 
             |                                       
         
    
        
            | 
                3/19/2009
             | 
            
                -1.30 / -4.81%
             |             
            
                25.80
             |           
            
                27.00
             |               
            
                25.70
             |                           
            
                25.70
             | 
            
                25.70
             |                     
            
                3.33
             |                                 
            
                11,330
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/18/2009
             | 
            
                +0.80 / +3.05%
             |             
            
                27.00
             |           
            
                27.00
             |               
            
                26.50
             |                           
            
                27.00
             | 
            
                27.00
             |                     
            
                3.50
             |                                 
            
                4,110
             |            
            
                 
             |                                       
         
    
        
            | 
                3/17/2009
             | 
            
                +1.20 / +4.80%
             |             
            
                25.30
             |           
            
                26.20
             |               
            
                25.30
             |                           
            
                26.20
             | 
            
                26.20
             |                     
            
                3.40
             |                                 
            
                13,850
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/16/2009
             | 
            
                -0.10 / -0.40%
             |             
            
                25.10
             |           
            
                25.20
             |               
            
                25.00
             |                           
            
                25.00
             | 
            
                25.00
             |                     
            
                3.24
             |                                 
            
                3,980
             |            
            
                 
             |                                       
         
    
        
            | 
                3/13/2009
             | 
            
                +0.10 / +0.40%
             |             
            
                25.00
             |           
            
                25.10
             |               
            
                25.00
             |                           
            
                25.10
             | 
            
                25.10
             |                     
            
                3.25
             |                                 
            
                6,430
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/12/2009
             | 
            
                -0.40 / -1.57%
             |             
            
                25.40
             |           
            
                25.40
             |               
            
                24.40
             |                           
            
                25.00
             | 
            
                25.00
             |                     
            
                3.24
             |                                 
            
                10,150
             |            
            
                 
             |                                       
         
    
        
            | 
                3/11/2009
             | 
            
                0.00 / 0.00%
             |             
            
                26.40
             |           
            
                26.40
             |               
            
                25.40
             |                           
            
                25.40
             | 
            
                25.40
             |                     
            
                3.29
             |                                 
            
                7,960
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/10/2009
             | 
            
                +0.40 / +1.60%
             |             
            
                25.00
             |           
            
                25.40
             |               
            
                24.20
             |                           
            
                25.40
             | 
            
                25.40
             |                     
            
                3.29
             |                                 
            
                8,110
             |            
            
                 
             |                                       
         
    
        
            | 
                3/9/2009
             | 
            
                +0.80 / +3.31%
             |             
            
                25.00
             |           
            
                25.00
             |               
            
                24.80
             |                           
            
                25.00
             | 
            
                25.00
             |                     
            
                3.24
             |                                 
            
                2,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/6/2009
             | 
            
                -1.20 / -4.72%
             |             
            
                25.40
             |           
            
                25.40
             |               
            
                24.20
             |                           
            
                24.20
             | 
            
                24.20
             |                     
            
                3.14
             |                                 
            
                6,640
             |            
            
                 
             |                                       
         
    
        
            | 
                3/5/2009
             | 
            
                +0.90 / +3.67%
             |             
            
                25.40
             |           
            
                25.40
             |               
            
                24.90
             |                           
            
                25.40
             | 
            
                25.40
             |                     
            
                3.29
             |                                 
            
                530
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/4/2009
             | 
            
                +0.90 / +3.81%
             |             
            
                23.90
             |           
            
                24.50
             |               
            
                23.90
             |                           
            
                24.50
             | 
            
                24.50
             |                     
            
                3.18
             |                                 
            
                2,560
             |            
            
                 
             |                                       
         
    
        
            | 
                3/3/2009
             | 
            
                -1.20 / -4.84%
             |             
            
                24.30
             |           
            
                24.30
             |               
            
                23.60
             |                           
            
                23.60
             | 
            
                23.60
             |                     
            
                3.06
             |                                 
            
                2,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/2/2009
             | 
            
                0.00 / 0.00%
             |             
            
                24.80
             |           
            
                24.80
             |               
            
                24.00
             |                           
            
                24.80
             | 
            
                24.80
             |                     
            
                3.22
             |                                 
            
                3,840
             |            
            
                 
             |                                       
         
    
        
            | 
                2/27/2009
             | 
            
                0.00 / 0.00%
             |             
            
                23.80
             |           
            
                25.00
             |               
            
                23.80
             |                           
            
                24.80
             | 
            
                24.80
             |                     
            
                3.22
             |                                 
            
                3,420
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/26/2009
             | 
            
                -1.20 / -4.62%
             |             
            
                26.00
             |           
            
                26.00
             |               
            
                24.80
             |                           
            
                24.80
             | 
            
                24.80
             |                     
            
                3.22
             |                                 
            
                1,110
             |            
            
                 
             |                                       
         
    
        
            | 
                2/25/2009
             | 
            
                -2.10 / -7.47%
             |             
            
                26.30
             |           
            
                26.30
             |               
            
                25.00
             |                           
            
                26.00
             | 
            
                26.00
             |                     
            
                3.37
             |                                 
            
                4,470
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/24/2009
             | 
            
                -1.40 / -4.75%
             |             
            
                28.40
             |           
            
                28.50
             |               
            
                28.10
             |                           
            
                28.10
             | 
            
                28.10
             |                     
            
                3.25
             |                                 
            
                8,320
             |            
            
                 
             |                                       
         
    
        
            | 
                2/23/2009
             | 
            
                -1.00 / -3.28%
             |             
            
                30.50
             |           
            
                30.50
             |               
            
                29.50
             |                           
            
                29.50
             | 
            
                29.50
             |                     
            
                3.42
             |                                 
            
                6,580
             |  
            
                 
             |                                                              
             
    
         
    
    
 |