| 
                 
                    Closing price on 8/13/2012
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    8.50 | 
                 
                
                    | High | 
                    8.80 | 
                 
                
                    | Low | 
                    8.50 | 
                     
                
                    | Volume | 
                    150,360 | 
                                 
                
                    | Split-adjusted Price | 
                    2.53 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
IDI Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                8/13/2012
             | 
            
                -0.10 / -1.14%
             |             
            
                8.50
             |           
            
                8.80
             |               
            
                8.50
             |                           
            
                8.70
             | 
            
                8.70
             |                     
            
                2.53
             |                                 
            
                150,360
             |            
            
                 
             |                                       
         
    
        
            | 
                8/10/2012
             | 
            
                +0.40 / +4.76%
             |             
            
                8.60
             |           
            
                8.80
             |               
            
                8.50
             |                           
            
                8.80
             | 
            
                8.80
             |                     
            
                2.56
             |                                 
            
                895,240
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/9/2012
             | 
            
                +0.40 / +5.00%
             |             
            
                8.00
             |           
            
                8.40
             |               
            
                8.00
             |                           
            
                8.40
             | 
            
                8.40
             |                     
            
                2.44
             |                                 
            
                266,890
             |            
            
                 
             |                                       
         
    
        
            | 
                8/8/2012
             | 
            
                0.00 / 0.00%
             |             
            
                8.00
             |           
            
                8.10
             |               
            
                7.80
             |                           
            
                8.00
             | 
            
                8.00
             |                     
            
                2.33
             |                                 
            
                110,840
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/7/2012
             | 
            
                -0.10 / -1.23%
             |             
            
                8.00
             |           
            
                8.20
             |               
            
                7.90
             |                           
            
                8.00
             | 
            
                8.00
             |                     
            
                2.33
             |                                 
            
                111,440
             |            
            
                 
             |                                       
         
    
        
            | 
                8/6/2012
             | 
            
                +0.30 / +3.85%
             |             
            
                8.00
             |           
            
                8.10
             |               
            
                7.90
             |                           
            
                8.10
             | 
            
                8.10
             |                     
            
                2.36
             |                                 
            
                389,290
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/3/2012
             | 
            
                -0.20 / -2.50%
             |             
            
                8.00
             |           
            
                8.00
             |               
            
                7.80
             |                           
            
                7.80
             | 
            
                7.80
             |                     
            
                2.27
             |                                 
            
                81,790
             |            
            
                 
             |                                       
         
    
        
            | 
                8/2/2012
             | 
            
                +0.20 / +2.56%
             |             
            
                7.80
             |           
            
                8.00
             |               
            
                7.80
             |                           
            
                8.00
             | 
            
                8.00
             |                     
            
                2.33
             |                                 
            
                168,050
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/1/2012
             | 
            
                0.00 / 0.00%
             |             
            
                7.70
             |           
            
                7.90
             |               
            
                7.60
             |                           
            
                7.80
             | 
            
                7.80
             |                     
            
                2.27
             |                                 
            
                66,370
             |            
            
                 
             |                                       
         
    
        
            | 
                7/31/2012
             | 
            
                +0.20 / +2.63%
             |             
            
                7.80
             |           
            
                7.90
             |               
            
                7.70
             |                           
            
                7.80
             | 
            
                7.80
             |                     
            
                2.27
             |                                 
            
                167,320
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/30/2012
             | 
            
                -0.10 / -1.30%
             |             
            
                7.50
             |           
            
                7.80
             |               
            
                7.50
             |                           
            
                7.60
             | 
            
                7.60
             |                     
            
                2.21
             |                                 
            
                56,040
             |            
            
                 
             |                                       
         
    
        
            | 
                7/27/2012
             | 
            
                0.00 / 0.00%
             |             
            
                8.00
             |           
            
                8.00
             |               
            
                7.60
             |                           
            
                7.70
             | 
            
                7.70
             |                     
            
                2.24
             |                                 
            
                197,330
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/26/2012
             | 
            
                +0.30 / +4.05%
             |             
            
                7.50
             |           
            
                7.70
             |               
            
                7.40
             |                           
            
                7.70
             | 
            
                7.70
             |                     
            
                2.24
             |                                 
            
                189,580
             |            
            
                 
             |                                       
         
    
        
            | 
                7/25/2012
             | 
            
                -0.20 / -2.63%
             |             
            
                7.40
             |           
            
                7.70
             |               
            
                7.40
             |                           
            
                7.40
             | 
            
                7.40
             |                     
            
                2.15
             |                                 
            
                161,580
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/24/2012
             | 
            
                -0.40 / -5.00%
             |             
            
                7.80
             |           
            
                8.00
             |               
            
                7.60
             |                           
            
                7.60
             | 
            
                7.60
             |                     
            
                2.21
             |                                 
            
                242,580
             |            
            
                 
             |                                       
         
    
        
            | 
                7/23/2012
             | 
            
                -0.30 / -3.61%
             |             
            
                8.20
             |           
            
                8.30
             |               
            
                8.00
             |                           
            
                8.00
             | 
            
                8.00
             |                     
            
                2.33
             |                                 
            
                158,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/20/2012
             | 
            
                -0.20 / -2.35%
             |             
            
                8.60
             |           
            
                8.70
             |               
            
                8.30
             |                           
            
                8.30
             | 
            
                8.30
             |                     
            
                2.42
             |                                 
            
                282,320
             |            
            
                 
             |                                       
         
    
        
            | 
                7/19/2012
             | 
            
                +0.40 / +4.94%
             |             
            
                8.10
             |           
            
                8.50
             |               
            
                7.80
             |                           
            
                8.50
             | 
            
                8.50
             |                     
            
                2.47
             |                                 
            
                445,280
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/18/2012
             | 
            
                +0.10 / +1.25%
             |             
            
                8.40
             |           
            
                8.40
             |               
            
                7.80
             |                           
            
                8.10
             | 
            
                8.10
             |                     
            
                2.36
             |                                 
            
                407,310
             |            
            
                 
             |                                       
         
    
        
            | 
                7/17/2012
             | 
            
                +0.30 / +3.90%
             |             
            
                8.00
             |           
            
                8.00
             |               
            
                7.90
             |                           
            
                8.00
             | 
            
                8.00
             |                     
            
                2.33
             |                                 
            
                902,880
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/16/2012
             | 
            
                +0.30 / +4.05%
             |             
            
                7.70
             |           
            
                7.70
             |               
            
                7.50
             |                           
            
                7.70
             | 
            
                7.70
             |                     
            
                2.24
             |                                 
            
                818,690
             |            
            
                 
             |                                       
         
    
        
            | 
                7/13/2012
             | 
            
                +0.30 / +4.23%
             |             
            
                7.40
             |           
            
                7.40
             |               
            
                7.40
             |                           
            
                7.40
             | 
            
                7.40
             |                     
            
                2.15
             |                                 
            
                282,240
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/12/2012
             | 
            
                +0.30 / +4.41%
             |             
            
                6.90
             |           
            
                7.10
             |               
            
                6.90
             |                           
            
                7.10
             | 
            
                7.10
             |                     
            
                2.07
             |                                 
            
                454,470
             |            
            
                 
             |                                       
         
    
        
            | 
                7/11/2012
             | 
            
                -0.10 / -1.45%
             |             
            
                6.80
             |           
            
                7.10
             |               
            
                6.70
             |                           
            
                6.80
             | 
            
                6.80
             |                     
            
                1.98
             |                                 
            
                208,990
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/10/2012
             | 
            
                -0.30 / -4.17%
             |             
            
                6.90
             |           
            
                7.10
             |               
            
                6.90
             |                           
            
                6.90
             | 
            
                6.90
             |                     
            
                2.01
             |                                 
            
                275,700
             |            
            
                 
             |                                       
         
    
        
            | 
                7/9/2012
             | 
            
                -0.30 / -4.00%
             |             
            
                7.30
             |           
            
                7.30
             |               
            
                7.20
             |                           
            
                7.20
             | 
            
                7.20
             |                     
            
                2.10
             |                                 
            
                140,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/6/2012
             | 
            
                +0.30 / +4.17%
             |             
            
                7.20
             |           
            
                7.50
             |               
            
                7.10
             |                           
            
                7.50
             | 
            
                7.50
             |                     
            
                2.18
             |                                 
            
                354,790
             |            
            
                 
             |                                       
         
    
        
            | 
                7/5/2012
             | 
            
                0.00 / 0.00%
             |             
            
                6.90
             |           
            
                7.20
             |               
            
                6.90
             |                           
            
                7.20
             | 
            
                7.20
             |                     
            
                2.10
             |                                 
            
                436,930
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/4/2012
             | 
            
                -0.30 / -4.00%
             |             
            
                7.50
             |           
            
                7.60
             |               
            
                7.20
             |                           
            
                7.20
             | 
            
                7.20
             |                     
            
                2.10
             |                                 
            
                259,060
             |            
            
                 
             |                                       
         
    
        
            | 
                7/3/2012
             | 
            
                -0.30 / -3.85%
             |             
            
                7.90
             |           
            
                7.90
             |               
            
                7.50
             |                           
            
                7.50
             | 
            
                7.50
             |                     
            
                2.18
             |                                 
            
                371,420
             |  
            
                 
             |                                                              
             
    
         
    
    
 |