| 
                 
                    Closing price on 4/24/2013
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    6.30 | 
                 
                
                    | High | 
                    6.60 | 
                 
                
                    | Low | 
                    6.20 | 
                     
                
                    | Volume | 
                    361,260 | 
                                 
                
                    | Split-adjusted Price | 
                    1.92 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
IDI Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                4/24/2013
             | 
            
                +0.40 / +6.45%
             |             
            
                6.30
             |           
            
                6.60
             |               
            
                6.20
             |                           
            
                6.60
             | 
            
                6.60
             |                     
            
                1.92
             |                                 
            
                361,260
             |            
            
                 
             |                                       
         
    
        
            | 
                4/23/2013
             | 
            
                +0.10 / +1.64%
             |             
            
                6.10
             |           
            
                6.20
             |               
            
                6.10
             |                           
            
                6.20
             | 
            
                6.20
             |                     
            
                1.80
             |                                 
            
                57,920
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/22/2013
             | 
            
                -0.20 / -3.17%
             |             
            
                6.20
             |           
            
                6.30
             |               
            
                6.10
             |                           
            
                6.10
             | 
            
                6.10
             |                     
            
                1.77
             |                                 
            
                55,730
             |            
            
                 
             |                                       
         
    
        
            | 
                4/18/2013
             | 
            
                0.00 / 0.00%
             |             
            
                6.30
             |           
            
                6.30
             |               
            
                6.20
             |                           
            
                6.30
             | 
            
                6.30
             |                     
            
                1.83
             |                                 
            
                92,950
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/17/2013
             | 
            
                0.00 / 0.00%
             |             
            
                6.30
             |           
            
                6.30
             |               
            
                6.30
             |                           
            
                6.30
             | 
            
                6.30
             |                     
            
                1.83
             |                                 
            
                15,000
             |            
            
                 
             |                                       
         
    
        
            | 
                4/16/2013
             | 
            
                0.00 / 0.00%
             |             
            
                6.30
             |           
            
                6.30
             |               
            
                6.20
             |                           
            
                6.30
             | 
            
                6.30
             |                     
            
                1.83
             |                                 
            
                164,930
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/15/2013
             | 
            
                -0.10 / -1.56%
             |             
            
                6.40
             |           
            
                6.40
             |               
            
                6.30
             |                           
            
                6.30
             | 
            
                6.30
             |                     
            
                1.83
             |                                 
            
                96,120
             |            
            
                 
             |                                       
         
    
        
            | 
                4/12/2013
             | 
            
                0.00 / 0.00%
             |             
            
                6.40
             |           
            
                6.50
             |               
            
                6.30
             |                           
            
                6.40
             | 
            
                6.40
             |                     
            
                1.86
             |                                 
            
                128,520
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/11/2013
             | 
            
                0.00 / 0.00%
             |             
            
                6.40
             |           
            
                6.50
             |               
            
                6.40
             |                           
            
                6.40
             | 
            
                6.40
             |                     
            
                1.86
             |                                 
            
                39,200
             |            
            
                 
             |                                       
         
    
        
            | 
                4/10/2013
             | 
            
                -0.10 / -1.54%
             |             
            
                6.60
             |           
            
                6.60
             |               
            
                6.40
             |                           
            
                6.40
             | 
            
                6.40
             |                     
            
                1.86
             |                                 
            
                53,710
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/9/2013
             | 
            
                0.00 / 0.00%
             |             
            
                6.50
             |           
            
                6.50
             |               
            
                6.50
             |                           
            
                6.50
             | 
            
                6.50
             |                     
            
                1.89
             |                                 
            
                61,310
             |            
            
                 
             |                                       
         
    
        
            | 
                4/8/2013
             | 
            
                0.00 / 0.00%
             |             
            
                6.50
             |           
            
                6.50
             |               
            
                6.40
             |                           
            
                6.50
             | 
            
                6.50
             |                     
            
                1.89
             |                                 
            
                94,780
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/5/2013
             | 
            
                +0.10 / +1.56%
             |             
            
                6.50
             |           
            
                6.50
             |               
            
                6.40
             |                           
            
                6.50
             | 
            
                6.50
             |                     
            
                1.89
             |                                 
            
                81,220
             |            
            
                 
             |                                       
         
    
        
            | 
                4/4/2013
             | 
            
                -0.20 / -3.03%
             |             
            
                6.60
             |           
            
                6.60
             |               
            
                6.40
             |                           
            
                6.40
             | 
            
                6.40
             |                     
            
                1.86
             |                                 
            
                78,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/3/2013
             | 
            
                0.00 / 0.00%
             |             
            
                6.60
             |           
            
                6.70
             |               
            
                6.50
             |                           
            
                6.60
             | 
            
                6.60
             |                     
            
                1.92
             |                                 
            
                96,540
             |            
            
                 
             |                                       
         
    
        
            | 
                4/2/2013
             | 
            
                0.00 / 0.00%
             |             
            
                6.60
             |           
            
                6.70
             |               
            
                6.60
             |                           
            
                6.60
             | 
            
                6.60
             |                     
            
                1.92
             |                                 
            
                42,960
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/1/2013
             | 
            
                +0.10 / +1.54%
             |             
            
                6.50
             |           
            
                6.60
             |               
            
                6.40
             |                           
            
                6.60
             | 
            
                6.60
             |                     
            
                1.92
             |                                 
            
                156,140
             |            
            
                 
             |                                       
         
    
        
            | 
                3/29/2013
             | 
            
                0.00 / 0.00%
             |             
            
                6.50
             |           
            
                6.50
             |               
            
                6.40
             |                           
            
                6.50
             | 
            
                6.50
             |                     
            
                1.89
             |                                 
            
                106,090
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/28/2013
             | 
            
                -0.10 / -1.52%
             |             
            
                6.50
             |           
            
                6.60
             |               
            
                6.50
             |                           
            
                6.50
             | 
            
                6.50
             |                     
            
                1.89
             |                                 
            
                112,810
             |            
            
                 
             |                                       
         
    
        
            | 
                3/27/2013
             | 
            
                0.00 / 0.00%
             |             
            
                6.60
             |           
            
                6.60
             |               
            
                6.60
             |                           
            
                6.60
             | 
            
                6.60
             |                     
            
                1.92
             |                                 
            
                130,040
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/26/2013
             | 
            
                0.00 / 0.00%
             |             
            
                6.60
             |           
            
                6.70
             |               
            
                6.60
             |                           
            
                6.60
             | 
            
                6.60
             |                     
            
                1.92
             |                                 
            
                66,340
             |            
            
                 
             |                                       
         
    
        
            | 
                3/25/2013
             | 
            
                +0.20 / +3.13%
             |             
            
                6.50
             |           
            
                6.70
             |               
            
                6.50
             |                           
            
                6.60
             | 
            
                6.60
             |                     
            
                1.92
             |                                 
            
                78,910
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/22/2013
             | 
            
                -0.10 / -1.54%
             |             
            
                6.60
             |           
            
                6.60
             |               
            
                6.40
             |                           
            
                6.40
             | 
            
                6.40
             |                     
            
                1.86
             |                                 
            
                139,090
             |            
            
                 
             |                                       
         
    
        
            | 
                3/21/2013
             | 
            
                -0.10 / -1.52%
             |             
            
                6.60
             |           
            
                6.60
             |               
            
                6.50
             |                           
            
                6.50
             | 
            
                6.50
             |                     
            
                1.89
             |                                 
            
                74,270
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/20/2013
             | 
            
                0.00 / 0.00%
             |             
            
                6.70
             |           
            
                6.70
             |               
            
                6.60
             |                           
            
                6.60
             | 
            
                6.60
             |                     
            
                1.92
             |                                 
            
                84,040
             |            
            
                 
             |                                       
         
    
        
            | 
                3/19/2013
             | 
            
                0.00 / 0.00%
             |             
            
                6.60
             |           
            
                6.70
             |               
            
                6.50
             |                           
            
                6.60
             | 
            
                6.60
             |                     
            
                1.92
             |                                 
            
                46,290
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/18/2013
             | 
            
                -0.10 / -1.49%
             |             
            
                6.70
             |           
            
                6.80
             |               
            
                6.60
             |                           
            
                6.60
             | 
            
                6.60
             |                     
            
                1.92
             |                                 
            
                104,860
             |            
            
                 
             |                                       
         
    
        
            | 
                3/15/2013
             | 
            
                0.00 / 0.00%
             |             
            
                6.70
             |           
            
                6.80
             |               
            
                6.70
             |                           
            
                6.70
             | 
            
                6.70
             |                     
            
                1.95
             |                                 
            
                112,180
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/14/2013
             | 
            
                0.00 / 0.00%
             |             
            
                6.60
             |           
            
                6.70
             |               
            
                6.60
             |                           
            
                6.70
             | 
            
                6.70
             |                     
            
                1.95
             |                                 
            
                46,810
             |            
            
                 
             |                                       
         
    
        
            | 
                3/13/2013
             | 
            
                0.00 / 0.00%
             |             
            
                6.80
             |           
            
                6.80
             |               
            
                6.60
             |                           
            
                6.70
             | 
            
                6.70
             |                     
            
                1.95
             |                                 
            
                71,670
             |  
            
                 
             |                                                              
             
    
         
    
    
 |