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            | 
                    Closing price on 3/22/2012
                 |  |  
    
        |           
                
                    | Open | 8.70 |  
                    | High | 9.30 |  
                    | Low | 8.70 |  
                    | Volume | 1,069,110 |  
                    | Split-adjusted Price | 2.44 |  
                
             | 
 |  IDI Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 3/22/2012 | +0.40 / +4.49% | 8.70 | 9.30 | 8.70 | 9.30 | 9.30 | 2.44 | 1,069,110 |   |  
            | 3/21/2012 | 0.00 / 0.00% | 8.70 | 9.20 | 8.70 | 8.90 | 8.90 | 2.33 | 576,170 |   |  			
            | 3/20/2012 | +0.40 / +4.71% | 8.90 | 8.90 | 8.60 | 8.90 | 8.90 | 2.33 | 626,280 |   |  
            | 3/19/2012 | +0.40 / +4.94% | 8.50 | 8.50 | 8.50 | 8.50 | 8.50 | 2.23 | 147,780 |   |  			
            | 3/16/2012 | +0.30 / +3.85% | 8.10 | 8.10 | 8.10 | 8.10 | 8.10 | 2.12 | 274,860 |   |  
            | 3/15/2012 | +0.30 / +4.00% | 7.50 | 7.80 | 7.20 | 7.80 | 7.80 | 2.04 | 83,220 |   |  			
            | 3/14/2012 | 0.00 / 0.00% | 7.50 | 7.50 | 7.30 | 7.50 | 7.50 | 1.96 | 62,520 |   |  
            | 3/13/2012 | -0.10 / -1.32% | 7.40 | 7.70 | 7.30 | 7.50 | 7.50 | 1.96 | 88,130 |   |  			
            | 3/12/2012 | -0.40 / -5.00% | 7.70 | 7.80 | 7.60 | 7.60 | 7.60 | 1.99 | 143,380 |   |  
            | 3/9/2012 | -0.20 / -2.44% | 7.90 | 8.20 | 7.80 | 8.00 | 8.00 | 2.10 | 216,570 |   |  			
            | 3/8/2012 | -0.40 / -4.65% | 8.40 | 8.70 | 8.20 | 8.20 | 8.20 | 2.15 | 93,130 |   |  
            | 3/7/2012 | 0.00 / 0.00% | 8.40 | 8.60 | 8.20 | 8.60 | 8.60 | 2.25 | 151,560 |   |  			
            | 3/6/2012 | -0.40 / -4.44% | 9.00 | 9.20 | 8.60 | 8.60 | 8.60 | 2.25 | 255,350 |   |  
            | 3/5/2012 | +0.40 / +4.65% | 8.60 | 9.00 | 8.60 | 9.00 | 9.00 | 2.36 | 320,130 |   |  			
            | 3/2/2012 | -0.30 / -3.37% | 8.60 | 8.90 | 8.50 | 8.60 | 8.60 | 2.25 | 156,740 |   |  
            | 3/1/2012 | -0.40 / -4.30% | 9.10 | 9.30 | 8.90 | 8.90 | 8.90 | 2.33 | 185,730 |   |  			
            | 2/29/2012 | +0.10 / +1.09% | 9.20 | 9.60 | 9.00 | 9.30 | 9.30 | 2.44 | 345,230 |   |  
            | 2/28/2012 | +0.40 / +4.55% | 9.00 | 9.20 | 8.80 | 9.20 | 9.20 | 2.41 | 822,550 |   |  			
            | 2/27/2012 | 0.00 / 0.00% | 8.60 | 8.80 | 8.40 | 8.80 | 8.80 | 2.30 | 270,820 |   |  
            | 2/24/2012 | -0.10 / -1.12% | 8.80 | 9.00 | 8.80 | 8.80 | 8.80 | 2.30 | 213,760 |   |  			
            | 2/23/2012 | 0.00 / 0.00% | 8.50 | 9.00 | 8.50 | 8.90 | 8.90 | 2.33 | 316,200 |   |  
            | 2/22/2012 | 0.00 / 0.00% | 8.50 | 8.90 | 8.50 | 8.90 | 8.90 | 2.33 | 162,110 |   |  			
            | 2/21/2012 | -0.40 / -4.30% | 9.30 | 9.30 | 8.90 | 8.90 | 8.90 | 2.33 | 135,910 |   |  
            | 2/20/2012 | +0.30 / +3.33% | 9.30 | 9.40 | 9.20 | 9.30 | 9.30 | 2.44 | 233,590 |   |  			
            | 2/17/2012 | +0.40 / +4.65% | 8.30 | 9.00 | 8.30 | 9.00 | 9.00 | 2.36 | 353,120 |   |  
            | 2/16/2012 | 0.00 / 0.00% | 8.40 | 8.70 | 8.40 | 8.60 | 8.60 | 2.25 | 91,110 |   |  			
            | 2/15/2012 | +0.40 / +4.88% | 8.60 | 8.60 | 8.40 | 8.60 | 8.60 | 2.25 | 466,180 |   |  
            | 2/14/2012 | +0.30 / +3.80% | 7.80 | 8.20 | 7.80 | 8.20 | 8.20 | 2.15 | 66,880 |   |  			
            | 2/13/2012 | -0.40 / -4.82% | 8.00 | 8.10 | 7.90 | 7.90 | 7.90 | 2.07 | 130,930 |   |  
            | 2/10/2012 | +0.30 / +3.75% | 8.40 | 8.40 | 8.00 | 8.30 | 8.30 | 2.17 | 602,160 |   |  |