| 
                 
                    Closing price on 7/19/2012
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    8.10 | 
                 
                
                    | High | 
                    8.50 | 
                 
                
                    | Low | 
                    7.80 | 
                     
                
                    | Volume | 
                    445,280 | 
                                 
                
                    | Split-adjusted Price | 
                    2.47 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
IDI Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                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
             |            
            
                 
             |                                       
         
    
        
            | 
                7/2/2012
             | 
            
                -0.30 / -3.70%
             |             
            
                7.90
             |           
            
                8.30
             |               
            
                7.80
             |                           
            
                7.80
             | 
            
                7.80
             |                     
            
                2.27
             |                                 
            
                247,730
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/29/2012
             | 
            
                -0.10 / -1.22%
             |             
            
                8.20
             |           
            
                8.20
             |               
            
                7.90
             |                           
            
                8.10
             | 
            
                8.10
             |                     
            
                2.36
             |                                 
            
                203,500
             |            
            
                 
             |                                       
         
    
        
            | 
                6/28/2012
             | 
            
                0.00 / 0.00%
             |             
            
                8.00
             |           
            
                8.20
             |               
            
                7.80
             |                           
            
                8.20
             | 
            
                8.20
             |                     
            
                2.39
             |                                 
            
                409,120
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/27/2012
             | 
            
                -0.40 / -4.65%
             |             
            
                8.30
             |           
            
                8.80
             |               
            
                8.20
             |                           
            
                8.20
             | 
            
                8.20
             |                     
            
                2.39
             |                                 
            
                671,950
             |            
            
                 
             |                                       
         
    
        
            | 
                6/26/2012
             | 
            
                -1.40 / -14.00%
             |             
            
                9.00
             |           
            
                9.00
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                2.50
             |                                 
            
                266,940
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/25/2012
             | 
            
                -0.40 / -3.85%
             |             
            
                10.40
             |           
            
                10.50
             |               
            
                9.90
             |                           
            
                10.00
             | 
            
                10.00
             |                     
            
                2.62
             |                                 
            
                637,490
             |            
            
                 
             |                                       
         
    
        
            | 
                6/22/2012
             | 
            
                -0.20 / -1.89%
             |             
            
                10.50
             |           
            
                10.70
             |               
            
                10.40
             |                           
            
                10.40
             | 
            
                10.40
             |                     
            
                2.72
             |                                 
            
                298,160
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/21/2012
             | 
            
                -0.10 / -0.93%
             |             
            
                10.80
             |           
            
                10.90
             |               
            
                10.60
             |                           
            
                10.60
             | 
            
                10.60
             |                     
            
                2.78
             |                                 
            
                554,830
             |            
            
                 
             |                                       
         
    
        
            | 
                6/20/2012
             | 
            
                +0.10 / +0.94%
             |             
            
                10.70
             |           
            
                10.90
             |               
            
                10.60
             |                           
            
                10.70
             | 
            
                10.70
             |                     
            
                2.80
             |                                 
            
                329,060
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/19/2012
             | 
            
                -0.40 / -3.64%
             |             
            
                11.00
             |           
            
                11.00
             |               
            
                10.60
             |                           
            
                10.60
             | 
            
                10.60
             |                     
            
                2.78
             |                                 
            
                318,830
             |            
            
                 
             |                                       
         
    
        
            | 
                6/18/2012
             | 
            
                +0.10 / +0.92%
             |             
            
                11.10
             |           
            
                11.30
             |               
            
                10.70
             |                           
            
                11.00
             | 
            
                11.00
             |                     
            
                2.88
             |                                 
            
                622,670
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/15/2012
             | 
            
                +0.40 / +3.81%
             |             
            
                10.50
             |           
            
                11.00
             |               
            
                10.50
             |                           
            
                10.90
             | 
            
                10.90
             |                     
            
                2.85
             |                                 
            
                808,480
             |            
            
                 
             |                                       
         
    
        
            | 
                6/14/2012
             | 
            
                -0.20 / -1.87%
             |             
            
                10.80
             |           
            
                10.80
             |               
            
                10.30
             |                           
            
                10.50
             | 
            
                10.50
             |                     
            
                2.75
             |                                 
            
                325,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/13/2012
             | 
            
                0.00 / 0.00%
             |             
            
                10.70
             |           
            
                10.80
             |               
            
                10.40
             |                           
            
                10.70
             | 
            
                10.70
             |                     
            
                2.80
             |                                 
            
                473,540
             |            
            
                 
             |                                       
         
    
        
            | 
                6/12/2012
             | 
            
                -0.50 / -4.46%
             |             
            
                11.10
             |           
            
                11.10
             |               
            
                10.70
             |                           
            
                10.70
             | 
            
                10.70
             |                     
            
                2.80
             |                                 
            
                896,430
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/11/2012
             | 
            
                +0.10 / +0.90%
             |             
            
                11.20
             |           
            
                11.60
             |               
            
                11.00
             |                           
            
                11.20
             | 
            
                11.20
             |                     
            
                2.93
             |                                 
            
                1,321,280
             |            
            
                 
             |                                       
         
    
        
            | 
                6/8/2012
             | 
            
                0.00 / 0.00%
             |             
            
                11.40
             |           
            
                11.50
             |               
            
                11.00
             |                           
            
                11.10
             | 
            
                11.10
             |                     
            
                2.91
             |                                 
            
                832,480
             |  
            
                 
             |                                                              
             
    
         
    
    
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