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                    Closing price on 9/20/2012
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        |           
                
                    | Open | 37.10 |  
                    | High | 38.00 |  
                    | Low | 37.00 |  
                    | Volume | 148,440 |  
                    | Split-adjusted Price | 7.30 |  
                
             | 
 |  PGD Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 9/20/2012 | +0.30 / +0.80% | 37.10 | 38.00 | 37.00 | 38.00 | 38.00 | 7.30 | 148,440 |   |  
            | 9/19/2012 | +0.70 / +1.89% | 37.00 | 37.90 | 36.90 | 37.70 | 37.70 | 7.24 | 93,720 |   |  			
            | 9/18/2012 | -1.20 / -3.14% | 38.30 | 38.40 | 36.70 | 37.00 | 37.00 | 7.10 | 366,810 |   |  
            | 9/17/2012 | -0.90 / -2.30% | 39.10 | 39.30 | 38.00 | 38.20 | 38.20 | 7.33 | 276,270 |   |  			
            | 9/14/2012 | +0.30 / +0.77% | 39.10 | 40.00 | 39.10 | 39.10 | 39.10 | 7.51 | 359,940 |   |  
            | 9/13/2012 | +0.10 / +0.26% | 38.40 | 39.00 | 38.00 | 38.80 | 38.80 | 7.45 | 289,350 |   |  			
            | 9/12/2012 | -0.30 / -0.77% | 39.30 | 39.80 | 38.40 | 38.70 | 38.70 | 7.43 | 298,230 |   |  
            | 9/11/2012 | +0.60 / +1.56% | 38.40 | 39.40 | 38.40 | 39.00 | 39.00 | 7.49 | 434,700 |   |  			
            | 9/10/2012 | 0.00 / 0.00% | 39.90 | 39.90 | 38.00 | 38.40 | 38.40 | 7.37 | 544,230 |   |  
            | 9/7/2012 | +1.40 / +3.78% | 36.80 | 38.70 | 36.80 | 38.40 | 38.40 | 7.37 | 520,310 |   |  			
            | 9/6/2012 | -0.80 / -2.12% | 37.10 | 37.90 | 37.00 | 37.00 | 37.00 | 7.10 | 322,100 |   |  
            | 9/5/2012 | +0.90 / +2.44% | 37.90 | 38.60 | 36.50 | 37.80 | 37.80 | 7.26 | 297,460 |   |  			
            | 9/4/2012 | +1.70 / +4.83% | 35.90 | 36.90 | 35.90 | 36.90 | 36.90 | 7.09 | 180,980 |   |  
            | 8/31/2012 | -1.30 / -3.56% | 35.40 | 36.40 | 35.20 | 35.20 | 35.20 | 6.76 | 247,970 |   |  			
            | 8/30/2012 | -1.50 / -3.95% | 37.80 | 38.00 | 36.40 | 36.50 | 36.50 | 7.01 | 631,520 |   |  
            | 8/29/2012 | +1.40 / +3.83% | 37.50 | 38.10 | 37.00 | 38.00 | 38.00 | 7.30 | 263,780 |   |  			
            | 8/28/2012 | 0.00 / 0.00% | 36.60 | 37.50 | 35.40 | 36.60 | 36.60 | 7.03 | 183,160 |   |  
            | 8/27/2012 | -1.90 / -4.94% | 37.80 | 37.80 | 36.60 | 36.60 | 36.60 | 7.03 | 161,830 |   |  			
            | 8/24/2012 | +0.60 / +1.58% | 36.10 | 39.50 | 36.10 | 38.50 | 38.50 | 7.39 | 534,450 |   |  
            | 8/23/2012 | -1.90 / -4.77% | 38.90 | 38.90 | 37.90 | 37.90 | 37.90 | 7.28 | 53,530 |   |  			
            | 8/22/2012 | -2.00 / -4.78% | 39.80 | 41.20 | 39.80 | 39.80 | 39.80 | 7.64 | 650,340 |   |  
            | 8/21/2012 | -2.20 / -5.00% | 42.00 | 42.50 | 41.80 | 41.80 | 41.80 | 8.03 | 256,710 |   |  			
            | 8/20/2012 | +0.50 / +1.15% | 44.00 | 44.90 | 43.00 | 44.00 | 44.00 | 8.45 | 118,830 |   |  
            | 8/17/2012 | +1.40 / +3.33% | 43.80 | 44.20 | 43.50 | 43.50 | 43.50 | 8.35 | 295,760 |   |  			
            | 8/16/2012 | +2.00 / +4.99% | 41.00 | 42.10 | 40.40 | 42.10 | 42.10 | 8.08 | 277,320 |   |  
            | 8/15/2012 | +1.90 / +4.97% | 38.80 | 40.10 | 38.80 | 40.10 | 40.10 | 7.70 | 453,430 |   |  			
            | 8/14/2012 | +0.20 / +0.53% | 38.00 | 38.80 | 37.50 | 38.20 | 38.20 | 7.33 | 243,720 |   |  
            | 8/13/2012 | -0.90 / -2.31% | 38.90 | 38.90 | 37.50 | 38.00 | 38.00 | 7.30 | 180,240 |   |  			
            | 8/10/2012 | +1.40 / +3.73% | 37.80 | 39.30 | 37.50 | 38.90 | 38.90 | 7.47 | 376,030 |   |  
            | 8/9/2012 | 0.00 / 0.00% | 37.80 | 38.40 | 37.00 | 37.50 | 37.50 | 7.20 | 208,980 |   |  |