| 
                 
                    Closing price on 5/6/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    9.70 | 
                 
                
                    | High | 
                    9.80 | 
                 
                
                    | Low | 
                    9.70 | 
                     
                
                    | Volume | 
                    700 | 
                                 
                
                    | Split-adjusted Price | 
                    1.04 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
VIX Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                5/6/2011
             | 
            
                +0.60 / +6.52%
             |             
            
                9.70
             |           
            
                9.80
             |               
            
                9.70
             |                           
            
                9.80
             | 
            
                9.71
             |                     
            
                1.04
             |                                 
            
                700
             |            
            
                 
             |                                       
         
    
        
            | 
                5/5/2011
             | 
            
                -0.60 / -6.12%
             |             
            
                9.20
             |           
            
                9.20
             |               
            
                9.20
             |                           
            
                9.20
             | 
            
                9.20
             |                     
            
                0.98
             |                                 
            
                9,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/4/2011
             | 
            
                +0.30 / +3.16%
             |             
            
                9.70
             |           
            
                9.80
             |               
            
                9.70
             |                           
            
                9.80
             | 
            
                9.77
             |                     
            
                1.04
             |                                 
            
                8,800
             |            
            
                 
             |                                       
         
    
        
            | 
                4/29/2011
             | 
            
                -0.40 / -4.04%
             |             
            
                9.30
             |           
            
                9.50
             |               
            
                9.30
             |                           
            
                9.50
             | 
            
                9.41
             |                     
            
                1.01
             |                                 
            
                4,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/28/2011
             | 
            
                -0.70 / -6.60%
             |             
            
                9.90
             |           
            
                9.90
             |               
            
                9.90
             |                           
            
                9.90
             | 
            
                9.90
             |                     
            
                1.05
             |                                 
            
                1,100
             |            
            
                 
             |                                       
         
    
        
            | 
                4/27/2011
             | 
            
                -0.20 / -1.85%
             |             
            
                10.60
             |           
            
                10.60
             |               
            
                10.60
             |                           
            
                10.60
             | 
            
                10.60
             |                     
            
                1.12
             |                                 
            
                1,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/26/2011
             | 
            
                -0.20 / -1.82%
             |             
            
                11.60
             |           
            
                11.60
             |               
            
                10.80
             |                           
            
                10.80
             | 
            
                11.26
             |                     
            
                1.15
             |                                 
            
                1,400
             |            
            
                 
             |                                       
         
    
        
            | 
                4/25/2011
             | 
            
                0.00 / 0.00%
             |             
            
                11.60
             |           
            
                11.70
             |               
            
                11.00
             |                           
            
                11.00
             | 
            
                11.58
             |                     
            
                1.17
             |                                 
            
                2,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/22/2011
             | 
            
                -0.40 / -3.51%
             |             
            
                11.00
             |           
            
                11.00
             |               
            
                11.00
             |                           
            
                11.00
             | 
            
                11.00
             |                     
            
                1.17
             |                                 
            
                3,100
             |            
            
                 
             |                                       
         
    
        
            | 
                4/21/2011
             | 
            
                +0.70 / +6.54%
             |             
            
                10.80
             |           
            
                11.40
             |               
            
                10.80
             |                           
            
                11.40
             | 
            
                11.38
             |                     
            
                1.21
             |                                 
            
                17,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/20/2011
             | 
            
                +0.60 / +5.94%
             |             
            
                10.30
             |           
            
                10.70
             |               
            
                10.30
             |                           
            
                10.70
             | 
            
                10.70
             |                     
            
                1.14
             |                                 
            
                15,300
             |            
            
                 
             |                                       
         
    
        
            | 
                4/19/2011
             | 
            
                +0.40 / +4.12%
             |             
            
                9.60
             |           
            
                10.10
             |               
            
                9.60
             |                           
            
                10.10
             | 
            
                10.01
             |                     
            
                1.07
             |                                 
            
                7,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/18/2011
             | 
            
                +0.50 / +5.43%
             |             
            
                9.80
             |           
            
                9.80
             |               
            
                9.20
             |                           
            
                9.70
             | 
            
                9.51
             |                     
            
                1.03
             |                                 
            
                6,200
             |            
            
                 
             |                                       
         
    
        
            | 
                4/15/2011
             | 
            
                -0.10 / -1.08%
             |             
            
                9.20
             |           
            
                9.20
             |               
            
                9.20
             |                           
            
                9.20
             | 
            
                9.20
             |                     
            
                0.98
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/14/2011
             | 
            
                +0.60 / +6.90%
             |             
            
                8.70
             |           
            
                9.30
             |               
            
                8.70
             |                           
            
                9.30
             | 
            
                9.15
             |                     
            
                0.99
             |                                 
            
                1,600
             |            
            
                 
             |                                       
         
    
        
            | 
                4/13/2011
             | 
            
                +0.20 / +2.35%
             |             
            
                8.70
             |           
            
                8.70
             |               
            
                8.70
             |                           
            
                8.70
             | 
            
                8.70
             |                     
            
                0.92
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/8/2011
             | 
            
                -0.40 / -4.49%
             |             
            
                8.90
             |           
            
                8.90
             |               
            
                8.50
             |                           
            
                8.50
             | 
            
                8.74
             |                     
            
                0.90
             |                                 
            
                2,500
             |            
            
                 
             |                                       
         
    
        
            | 
                4/7/2011
             | 
            
                0.00 / 0.00%
             |             
            
                8.90
             |           
            
                8.90
             |               
            
                8.90
             |                           
            
                8.90
             | 
            
                8.90
             |                     
            
                0.94
             |                                 
            
                1,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/6/2011
             | 
            
                0.00 / 0.00%
             |             
            
                8.90
             |           
            
                8.90
             |               
            
                8.90
             |                           
            
                8.90
             | 
            
                8.90
             |                     
            
                0.94
             |                                 
            
                1,000
             |            
            
                 
             |                                       
         
    
        
            | 
                4/5/2011
             | 
            
                +0.50 / +5.95%
             |             
            
                8.40
             |           
            
                8.90
             |               
            
                8.40
             |                           
            
                8.90
             | 
            
                8.71
             |                     
            
                0.94
             |                                 
            
                800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/4/2011
             | 
            
                -0.50 / -5.62%
             |             
            
                9.00
             |           
            
                9.00
             |               
            
                8.40
             |                           
            
                8.40
             | 
            
                8.42
             |                     
            
                0.89
             |                                 
            
                3,000
             |            
            
                 
             |                                       
         
    
        
            | 
                4/1/2011
             | 
            
                -0.50 / -5.32%
             |             
            
                8.90
             |           
            
                8.90
             |               
            
                8.90
             |                           
            
                8.90
             | 
            
                8.90
             |                     
            
                0.94
             |                                 
            
                2,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/31/2011
             | 
            
                0.00 / 0.00%
             |             
            
                9.40
             |           
            
                9.40
             |               
            
                9.40
             |                           
            
                9.40
             | 
            
                9.40
             |                     
            
                1.00
             |                                 
            
                1,000
             |            
            
                 
             |                                       
         
    
        
            | 
                3/30/2011
             | 
            
                -1.10 / -10.48%
             |             
            
                9.40
             |           
            
                9.40
             |               
            
                9.40
             |                           
            
                9.40
             | 
            
                9.40
             |                     
            
                1.00
             |                                 
            
                2,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/29/2011
             | 
            
                -0.30 / -2.78%
             |             
            
                10.20
             |           
            
                10.50
             |               
            
                10.10
             |                           
            
                10.50
             | 
            
                10.13
             |                     
            
                1.11
             |                                 
            
                4,600
             |            
            
                 
             |                                       
         
    
        
            | 
                3/28/2011
             | 
            
                -0.90 / -7.69%
             |             
            
                10.80
             |           
            
                10.80
             |               
            
                10.80
             |                           
            
                10.80
             | 
            
                10.80
             |                     
            
                1.15
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/25/2011
             | 
            
                +1.20 / +11.43%
             |             
            
                11.40
             |           
            
                11.70
             |               
            
                11.40
             |                           
            
                11.70
             | 
            
                11.57
             |                     
            
                1.24
             |                                 
            
                3,500
             |            
            
                 
             |                                       
         
    
        
            | 
                3/24/2011
             | 
            
                0.00 / 0.00%
             |             
            
                11.40
             |           
            
                11.50
             |               
            
                10.50
             |                           
            
                10.50
             | 
            
                10.99
             |                     
            
                1.11
             |                                 
            
                12,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/23/2011
             | 
            
                0.00 / 0.00%
             |             
            
                11.30
             |           
            
                11.30
             |               
            
                10.50
             |                           
            
                10.50
             | 
            
                11.16
             |                     
            
                1.11
             |                                 
            
                14,300
             |            
            
                 
             |                                       
         
    
        
            | 
                3/22/2011
             | 
            
                -0.80 / -7.08%
             |             
            
                11.20
             |           
            
                11.90
             |               
            
                10.50
             |                           
            
                10.50
             | 
            
                10.62
             |                     
            
                1.11
             |                                 
            
                15,200
             |  
            
                 
             |                                                              
             
    
         
    
    
 |