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                    Closing price on 2/20/2013
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        |           
                
                    | Open | 7.00 |  
                    | High | 7.00 |  
                    | Low | 6.70 |  
                    | Volume | 1,240 |  
                    | Split-adjusted Price | 5.58 |  
                
             | 
 |  PIT Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 2/20/2013 | 0.00 / 0.00% | 7.00 | 7.00 | 6.70 | 6.70 | 6.70 | 5.58 | 1,240 |   |  
            | 2/19/2013 | 0.00 / 0.00% | 7.00 | 7.00 | 6.70 | 6.70 | 6.70 | 5.58 | 1,320 |   |  			
            | 2/18/2013 | +0.10 / +1.52% | 6.60 | 6.70 | 6.60 | 6.70 | 6.70 | 5.58 | 49,770 |   |  
            | 2/8/2013 | +0.30 / +4.76% | 6.40 | 6.60 | 6.40 | 6.60 | 6.60 | 5.50 | 920 |   |  			
            | 2/7/2013 | -0.10 / -1.56% | 6.20 | 6.30 | 6.00 | 6.30 | 6.30 | 5.25 | 5,740 |   |  
            | 2/6/2013 | +0.20 / +3.23% | 6.40 | 6.40 | 6.40 | 6.40 | 6.40 | 5.33 | 10 |   |  			
            | 2/5/2013 | +0.20 / +3.33% | 6.00 | 6.40 | 6.00 | 6.20 | 6.20 | 5.17 | 5,600 |   |  
            | 2/4/2013 | -0.40 / -6.25% | 6.40 | 6.60 | 6.00 | 6.00 | 6.00 | 5.00 | 4,450 |   |  			
            | 2/1/2013 | +0.10 / +1.59% | 6.30 | 6.40 | 6.30 | 6.40 | 6.40 | 5.33 | 9,170 |   |  
            | 1/31/2013 | 0.00 / 0.00% | 6.30 | 6.40 | 6.30 | 6.30 | 6.30 | 5.25 | 2,400 |   |  			
            | 1/30/2013 | +0.10 / +1.61% | 6.20 | 6.30 | 6.20 | 6.30 | 6.30 | 5.25 | 30,500 |   |  
            | 1/29/2013 | +0.10 / +1.64% | 6.20 | 6.20 | 6.10 | 6.20 | 6.20 | 5.17 | 5,890 |   |  			
            | 1/28/2013 | +0.10 / +1.67% | 6.00 | 6.20 | 6.00 | 6.10 | 6.10 | 5.08 | 4,120 |   |  
            | 1/25/2013 | 0.00 / 0.00% | 6.00 | 6.20 | 6.00 | 6.00 | 6.00 | 5.00 | 2,650 |   |  			
            | 1/24/2013 | -0.10 / -1.64% | 6.00 | 6.00 | 6.00 | 6.00 | 6.00 | 5.00 | 30 |   |  
            | 1/23/2013 | 0.00 / 0.00% | 6.10 | 6.10 | 6.10 | 6.10 | 6.10 | 5.08 | 0 |   |  			
            | 1/22/2013 | -0.40 / -6.15% | 6.10 | 6.10 | 6.10 | 6.10 | 6.10 | 5.08 | 680 |   |  
            | 1/21/2013 | +0.20 / +3.17% | 6.50 | 6.50 | 6.50 | 6.50 | 6.50 | 5.42 | 370 |   |  			
            | 1/18/2013 | -0.10 / -1.56% | 6.40 | 6.40 | 6.30 | 6.30 | 6.30 | 5.25 | 2,020 |   |  
            | 1/17/2013 | +0.10 / +1.59% | 6.40 | 6.40 | 6.30 | 6.40 | 6.40 | 5.33 | 2,120 |   |  			
            | 1/16/2013 | +0.20 / +3.28% | 6.10 | 6.30 | 6.10 | 6.30 | 6.30 | 5.25 | 5,720 |   |  
            | 1/15/2013 | 0.00 / 0.00% | 6.10 | 6.10 | 6.00 | 6.10 | 6.10 | 5.08 | 970 |   |  			
            | 1/14/2013 | 0.00 / 0.00% | 6.10 | 6.10 | 6.10 | 6.10 | 6.10 | 5.08 | 10,000 |   |  
            | 1/11/2013 | 0.00 / 0.00% | 6.00 | 6.10 | 5.90 | 6.10 | 6.10 | 5.08 | 1,220 |   |  			
            | 1/10/2013 | -0.10 / -1.61% | 6.00 | 6.10 | 5.90 | 6.10 | 6.10 | 5.08 | 8,180 |   |  
            | 1/9/2013 | +0.10 / +1.64% | 6.00 | 6.20 | 6.00 | 6.20 | 6.20 | 5.17 | 20 |   |  			
            | 1/8/2013 | 0.00 / 0.00% | 6.00 | 6.40 | 6.00 | 6.10 | 6.10 | 5.08 | 480 |   |  
            | 1/7/2013 | 0.00 / 0.00% | 6.40 | 6.40 | 6.10 | 6.10 | 6.10 | 5.08 | 22,720 |   |  			
            | 1/4/2013 | -0.20 / -3.17% | 6.30 | 6.30 | 6.10 | 6.10 | 6.10 | 5.08 | 9,590 |   |  
            | 1/3/2013 | +0.10 / +1.61% | 6.30 | 6.40 | 6.20 | 6.30 | 6.30 | 5.25 | 8,060 |   |  |