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            | 
                    Closing price on 9/11/2015
                 |  |  
    
        |           
                
                    | Open | 39.20 |  
                    | High | 39.30 |  
                    | Low | 38.40 |  
                    | Volume | 181,240 |  
                    | Split-adjusted Price | 12.24 |  
                
             | 
 |  PGD Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 9/11/2015 | -0.80 / -2.04% | 39.20 | 39.30 | 38.40 | 38.40 | 39.10 | 12.24 | 181,240 |   |  
            | 9/10/2015 | -0.60 / -1.51% | 38.50 | 39.80 | 38.50 | 39.20 | 39.34 | 12.49 | 201,030 |   |  			
            | 9/9/2015 | +2.60 / +6.99% | 37.30 | 39.80 | 37.30 | 39.80 | 38.09 | 12.68 | 438,080 |   |  
            | 9/8/2015 | -0.30 / -0.80% | 37.50 | 37.50 | 37.00 | 37.20 | 37.20 | 11.85 | 174,780 |   |  			
            | 9/7/2015 | 0.00 / 0.00% | 37.50 | 37.50 | 37.00 | 37.50 | 37.39 | 11.95 | 121,510 |   |  
            | 9/4/2015 | -0.20 / -0.53% | 37.70 | 37.70 | 37.40 | 37.50 | 37.56 | 11.95 | 136,730 |   |  			
            | 9/3/2015 | +0.10 / +0.27% | 37.60 | 37.80 | 37.40 | 37.70 | 37.48 | 12.01 | 80,410 |   |  
            | 9/1/2015 | +0.40 / +1.08% | 37.00 | 37.90 | 37.00 | 37.60 | 37.55 | 11.98 | 241,760 |   |  			
            | 8/31/2015 | +0.40 / +1.09% | 37.30 | 37.30 | 36.30 | 37.20 | 36.89 | 11.85 | 154,230 |   |  
            | 8/28/2015 | +0.20 / +0.55% | 36.60 | 37.00 | 36.30 | 36.80 | 36.47 | 11.73 | 113,200 |   |  			
            | 8/27/2015 | +0.10 / +0.27% | 36.50 | 37.50 | 35.50 | 36.60 | 36.82 | 11.66 | 109,840 |   |  
            | 8/26/2015 | +1.00 / +2.82% | 35.50 | 36.90 | 35.40 | 36.50 | 35.71 | 11.63 | 23,130 |   |  			
            | 8/25/2015 | +0.50 / +1.43% | 34.90 | 35.50 | 34.90 | 35.50 | 35.00 | 11.31 | 3,800 |   |  
            | 8/24/2015 | -1.00 / -2.78% | 36.00 | 36.10 | 34.00 | 35.00 | 35.60 | 11.15 | 62,930 |   |  			
            | 8/21/2015 | -0.10 / -0.28% | 36.00 | 36.50 | 34.00 | 36.00 | 35.79 | 11.47 | 55,970 |   |  
            | 8/20/2015 | -0.90 / -2.43% | 36.30 | 36.50 | 36.00 | 36.10 | 36.14 | 11.50 | 61,480 |   |  			
            | 8/19/2015 | -0.30 / -0.80% | 38.50 | 38.50 | 36.00 | 37.00 | 36.67 | 11.79 | 10,880 |   |  
            | 8/18/2015 | +0.10 / +0.27% | 37.40 | 37.70 | 36.80 | 37.30 | 37.19 | 11.89 | 80,110 |   |  			
            | 8/17/2015 | -0.10 / -0.27% | 37.30 | 37.30 | 37.20 | 37.20 | 37.24 | 11.85 | 9,990 |   |  
            | 8/14/2015 | -0.20 / -0.53% | 37.50 | 37.50 | 37.20 | 37.30 | 37.35 | 11.89 | 10,630 |   |  			
            | 8/13/2015 | -0.40 / -1.06% | 37.80 | 37.80 | 37.50 | 37.50 | 37.58 | 11.95 | 58,960 |   |  
            | 8/12/2015 | +0.50 / +1.34% | 37.10 | 38.10 | 37.10 | 37.90 | 37.77 | 12.08 | 212,050 |   |  			
            | 8/11/2015 | +0.40 / +1.08% | 37.00 | 37.70 | 36.90 | 37.40 | 37.27 | 11.92 | 135,740 |   |  
            | 8/10/2015 | +1.00 / +2.78% | 36.00 | 37.00 | 36.00 | 37.00 | 36.49 | 11.79 | 155,570 |   |  			
            | 8/7/2015 | 0.00 / 0.00% | 36.00 | 36.20 | 36.00 | 36.00 | 36.05 | 11.47 | 13,120 |   |  
            | 8/6/2015 | -0.20 / -0.55% | 36.20 | 36.30 | 36.00 | 36.00 | 36.20 | 11.47 | 95,640 |   |  			
            | 8/5/2015 | 0.00 / 0.00% | 36.20 | 36.50 | 36.00 | 36.20 | 36.22 | 11.53 | 102,770 |   |  
            | 8/4/2015 | -0.40 / -1.09% | 36.50 | 36.90 | 36.20 | 36.20 | 36.62 | 11.53 | 154,320 |   |  			
            | 8/3/2015 | -0.50 / -1.35% | 37.10 | 37.10 | 35.00 | 36.60 | 36.98 | 11.66 | 79,880 |   |  
            | 7/31/2015 | -0.60 / -1.59% | 38.00 | 38.00 | 37.10 | 37.10 | 37.35 | 11.82 | 145,340 |   |  |