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                    Closing price on 6/27/2012
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                    | Open | 7.30 |  
                    | High | 7.30 |  
                    | Low | 7.10 |  
                    | Volume | 4,320 |  
                    | Split-adjusted Price | 5.92 |  
                
             | 
 |  PIT Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 6/27/2012 | -0.10 / -1.39% | 7.30 | 7.30 | 7.10 | 7.10 | 7.10 | 5.92 | 4,320 |   |  
            | 6/26/2012 | -0.30 / -4.00% | 7.20 | 7.50 | 7.20 | 7.20 | 7.20 | 6.00 | 18,230 |   |  			
            | 6/25/2012 | 0.00 / 0.00% | 7.50 | 7.50 | 7.50 | 7.50 | 7.50 | 6.25 | 3,000 |   |  
            | 6/22/2012 | 0.00 / 0.00% | 7.60 | 7.60 | 7.50 | 7.50 | 7.50 | 6.25 | 100 |   |  			
            | 6/21/2012 | -0.20 / -2.60% | 7.80 | 7.80 | 7.50 | 7.50 | 7.50 | 6.25 | 2,020 |   |  
            | 6/20/2012 | +0.00 / +0.00% | 7.70 | 8.00 | 7.70 | 7.70 | 7.70 | 6.42 | 3,010 |   |  			
            | 6/19/2012 | 0.00 / 0.00% | 7.70 | 7.70 | 7.70 | 7.70 | 7.70 | 6.42 | 0 |   |  
            | 6/18/2012 | 0.00 / 0.00% | 7.50 | 7.70 | 7.50 | 7.70 | 7.70 | 6.42 | 14,810 |   |  			
            | 6/15/2012 | +0.30 / +4.05% | 7.70 | 7.70 | 7.70 | 7.70 | 7.70 | 6.42 | 60 |   |  
            | 6/14/2012 | +0.00 / +0.00% | 7.50 | 7.70 | 7.40 | 7.40 | 7.40 | 6.17 | 5,710 |   |  			
            | 6/13/2012 | +0.00 / +0.00% | 7.50 | 7.50 | 7.40 | 7.40 | 7.40 | 6.17 | 5,700 |   |  
            | 6/12/2012 | -0.30 / -3.90% | 7.70 | 7.70 | 7.40 | 7.40 | 7.40 | 6.17 | 12,610 |   |  			
            | 6/11/2012 | +0.10 / +1.32% | 7.40 | 7.70 | 7.40 | 7.70 | 7.70 | 6.42 | 40 |   |  
            | 6/8/2012 | -0.20 / -2.56% | 8.00 | 8.00 | 7.50 | 7.60 | 7.60 | 6.33 | 4,950 |   |  			
            | 6/7/2012 | 0.00 / 0.00% | 7.60 | 7.80 | 7.60 | 7.80 | 7.80 | 6.50 | 9,390 |   |  
            | 6/6/2012 | +0.10 / +1.30% | 7.40 | 7.80 | 7.40 | 7.80 | 7.80 | 6.50 | 8,930 |   |  			
            | 6/5/2012 | -0.60 / -7.23% | 7.30 | 7.70 | 7.30 | 7.70 | 7.70 | 6.42 | 16,020 |   |  
            | 6/4/2012 | -0.20 / -2.35% | 8.70 | 8.70 | 8.20 | 8.30 | 8.30 | 6.25 | 11,370 |   |  			
            | 6/1/2012 | -0.20 / -2.30% | 8.50 | 8.70 | 8.40 | 8.50 | 8.50 | 6.40 | 15,110 |   |  
            | 5/31/2012 | -0.10 / -1.14% | 8.60 | 8.80 | 8.40 | 8.70 | 8.70 | 6.55 | 31,500 |   |  			
            | 5/30/2012 | +0.00 / +0.00% | 8.80 | 8.90 | 8.70 | 8.80 | 8.80 | 6.63 | 19,830 |   |  
            | 5/29/2012 | +0.10 / +1.15% | 8.70 | 8.80 | 8.50 | 8.80 | 8.80 | 6.63 | 9,600 |   |  			
            | 5/28/2012 | +0.10 / +1.16% | 8.70 | 9.00 | 8.70 | 8.70 | 8.70 | 6.55 | 24,030 |   |  
            | 5/25/2012 | +0.20 / +2.38% | 8.60 | 8.70 | 8.40 | 8.60 | 8.60 | 6.48 | 34,100 |   |  			
            | 5/24/2012 | +0.40 / +5.00% | 7.80 | 8.40 | 7.80 | 8.40 | 8.40 | 6.33 | 26,170 |   |  
            | 5/23/2012 | -0.40 / -4.76% | 8.40 | 8.50 | 8.00 | 8.00 | 8.00 | 6.02 | 16,320 |   |  			
            | 5/22/2012 | +0.40 / +5.00% | 8.40 | 8.40 | 8.30 | 8.40 | 8.40 | 6.33 | 19,610 |   |  
            | 5/21/2012 | +0.30 / +3.90% | 7.70 | 8.00 | 7.70 | 8.00 | 8.00 | 6.02 | 17,050 |   |  			
            | 5/18/2012 | -0.30 / -3.75% | 7.90 | 8.00 | 7.70 | 7.70 | 7.70 | 5.80 | 5,930 |   |  
            | 5/17/2012 | -0.20 / -2.44% | 8.50 | 8.50 | 8.00 | 8.00 | 8.00 | 6.02 | 9,990 |   |  |