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                    Closing price on 6/4/2012
                 |  |  
    
        |           
                
                    | Open | 8.50 |  
                    | High | 8.50 |  
                    | Low | 7.90 |  
                    | Volume | 16,210 |  
                    | Split-adjusted Price | 2.85 |  
                
             | 
 |  PGI Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 6/4/2012 | 0.00 / 0.00% | 8.50 | 8.50 | 7.90 | 8.10 | 8.10 | 2.85 | 16,210 |   |  
            | 6/1/2012 | +0.10 / +1.25% | 8.30 | 8.30 | 8.00 | 8.10 | 8.10 | 2.85 | 1,080 |   |  			
            | 5/31/2012 | -0.40 / -4.76% | 8.20 | 8.30 | 8.00 | 8.00 | 8.00 | 2.81 | 39,880 |   |  
            | 5/30/2012 | +0.20 / +2.44% | 8.50 | 8.50 | 8.20 | 8.40 | 8.40 | 2.95 | 6,020 |   |  			
            | 5/29/2012 | -0.30 / -3.53% | 8.30 | 8.30 | 8.20 | 8.20 | 8.20 | 2.88 | 31,810 |   |  
            | 5/28/2012 | +0.30 / +3.66% | 8.50 | 8.50 | 8.30 | 8.50 | 8.50 | 2.99 | 3,050 |   |  			
            | 5/25/2012 | +0.30 / +3.80% | 8.20 | 8.20 | 7.60 | 8.20 | 8.20 | 2.88 | 16,660 |   |  
            | 5/24/2012 | -0.40 / -4.82% | 8.70 | 8.70 | 7.90 | 7.90 | 7.90 | 2.78 | 50,720 |   |  			
            | 5/23/2012 | -0.40 / -4.60% | 8.40 | 8.40 | 8.30 | 8.30 | 8.30 | 2.92 | 31,610 |   |  
            | 5/22/2012 | +0.20 / +2.35% | 8.30 | 8.80 | 8.30 | 8.70 | 8.70 | 3.06 | 13,720 |   |  			
            | 5/21/2012 | +0.40 / +4.94% | 8.20 | 8.50 | 8.20 | 8.50 | 8.50 | 2.99 | 40,920 |   |  
            | 5/18/2012 | -0.20 / -2.41% | 8.30 | 8.30 | 8.10 | 8.10 | 8.10 | 2.85 | 18,810 |   |  			
            | 5/17/2012 | -0.30 / -3.49% | 8.60 | 8.90 | 8.30 | 8.30 | 8.30 | 2.92 | 41,220 |   |  
            | 5/16/2012 | 0.00 / 0.00% | 8.70 | 8.70 | 8.30 | 8.60 | 8.60 | 3.02 | 61,090 |   |  			
            | 5/15/2012 | -0.30 / -3.37% | 8.70 | 8.70 | 8.50 | 8.60 | 8.60 | 3.02 | 57,530 |   |  
            | 5/14/2012 | -0.30 / -3.26% | 9.20 | 9.20 | 8.80 | 8.90 | 8.90 | 3.13 | 60,420 |   |  			
            | 5/11/2012 | -0.30 / -3.16% | 9.20 | 9.50 | 9.10 | 9.20 | 9.20 | 3.24 | 106,540 |   |  
            | 5/10/2012 | -0.40 / -4.04% | 9.90 | 10.20 | 9.50 | 9.50 | 9.50 | 3.34 | 143,470 |   |  			
            | 5/9/2012 | +0.40 / +4.21% | 9.90 | 9.90 | 9.70 | 9.90 | 9.90 | 3.48 | 321,850 |   |  
            | 5/8/2012 | +0.40 / +4.40% | 9.50 | 9.50 | 9.50 | 9.50 | 9.50 | 3.34 | 46,860 |   |  			
            | 5/7/2012 | +0.40 / +4.60% | 9.10 | 9.10 | 9.10 | 9.10 | 9.10 | 3.20 | 38,140 |   |  
            | 5/4/2012 | +0.40 / +4.82% | 8.40 | 8.70 | 8.30 | 8.70 | 8.70 | 3.06 | 172,750 |   |  			
            | 5/3/2012 | -0.10 / -1.19% | 8.40 | 8.40 | 8.30 | 8.30 | 8.30 | 2.92 | 40,270 |   |  
            | 5/2/2012 | +0.30 / +3.70% | 8.30 | 8.50 | 8.00 | 8.40 | 8.40 | 2.95 | 93,960 |   |  			
            | 4/27/2012 | 0.00 / 0.00% | 8.00 | 8.10 | 7.90 | 8.10 | 8.10 | 2.85 | 47,000 |   |  
            | 4/26/2012 | -0.20 / -2.41% | 8.00 | 8.20 | 8.00 | 8.10 | 8.10 | 2.85 | 10,820 |   |  			
            | 4/25/2012 | +0.30 / +3.75% | 7.80 | 8.30 | 7.70 | 8.30 | 8.30 | 2.92 | 36,670 |   |  
            | 4/24/2012 | -0.10 / -1.23% | 8.10 | 8.10 | 8.00 | 8.00 | 8.00 | 2.81 | 23,000 |   |  			
            | 4/23/2012 | +0.20 / +2.53% | 7.90 | 8.10 | 7.70 | 8.10 | 8.10 | 2.85 | 84,940 |   |  
            | 4/20/2012 | -0.20 / -2.47% | 8.00 | 8.00 | 7.80 | 7.90 | 7.90 | 2.78 | 7,010 |   |  |