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                    Closing price on 3/17/2014
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                    | Open | 6.00 |  
                    | High | 6.40 |  
                    | Low | 5.90 |  
                    | Volume | 9,568,946 |  
                    | Split-adjusted Price | 6.40 |  
                
             | 
 |  PVX Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 3/17/2014 | +0.50 / +8.47% | 6.00 | 6.40 | 5.90 | 6.40 | 6.33 | 6.40 | 9,568,946 |   |  
            | 3/14/2014 | +0.40 / +7.27% | 5.80 | 6.00 | 5.70 | 5.90 | 5.89 | 5.90 | 21,010,686 |   |  			
            | 3/13/2014 | +0.50 / +10.00% | 5.00 | 5.50 | 5.00 | 5.50 | 5.40 | 5.50 | 17,006,440 |   |  
            | 3/12/2014 | -0.10 / -1.96% | 5.20 | 5.20 | 4.90 | 5.00 | 5.07 | 5.00 | 9,954,750 |   |  			
            | 3/11/2014 | +0.40 / +8.51% | 4.80 | 5.10 | 4.70 | 5.10 | 5.04 | 5.10 | 20,402,383 |   |  
            | 3/10/2014 | +0.10 / +2.17% | 4.60 | 4.80 | 4.60 | 4.70 | 4.70 | 4.70 | 9,379,388 |   |  			
            | 3/7/2014 | +0.10 / +2.22% | 4.50 | 4.70 | 4.40 | 4.60 | 4.56 | 4.60 | 7,292,619 |   |  
            | 3/6/2014 | -0.10 / -2.17% | 4.60 | 4.60 | 4.50 | 4.50 | 4.54 | 4.50 | 7,466,742 |   |  			
            | 3/5/2014 | +0.10 / +2.22% | 4.60 | 4.70 | 4.50 | 4.60 | 4.59 | 4.60 | 9,505,559 |   |  
            | 3/4/2014 | +0.10 / +2.27% | 4.40 | 4.60 | 4.20 | 4.50 | 4.37 | 4.50 | 10,844,857 |   |  			
            | 3/3/2014 | -0.20 / -4.35% | 4.60 | 4.70 | 4.30 | 4.40 | 4.51 | 4.40 | 13,923,053 |   |  
            | 2/28/2014 | +0.40 / +9.52% | 4.50 | 4.60 | 4.30 | 4.60 | 4.45 | 4.60 | 12,782,229 |   |  			
            | 2/27/2014 | -0.10 / -2.33% | 4.40 | 4.50 | 4.20 | 4.20 | 4.34 | 4.20 | 12,722,521 |   |  
            | 2/26/2014 | 0.00 / 0.00% | 4.40 | 4.40 | 4.10 | 4.30 | 4.23 | 4.30 | 11,969,793 |   |  			
            | 2/25/2014 | +0.10 / +2.38% | 4.40 | 4.50 | 3.90 | 4.30 | 4.36 | 4.30 | 17,971,219 |   |  
            | 2/24/2014 | +0.30 / +7.69% | 4.00 | 4.20 | 4.00 | 4.20 | 4.14 | 4.20 | 14,055,140 |   |  			
            | 2/21/2014 | +0.30 / +8.33% | 3.70 | 3.90 | 3.60 | 3.90 | 3.80 | 3.90 | 10,320,068 |   |  
            | 2/20/2014 | -0.10 / -2.70% | 3.70 | 4.00 | 3.50 | 3.60 | 3.76 | 3.60 | 20,612,085 |   |  			
            | 2/19/2014 | -0.10 / -2.63% | 3.80 | 3.80 | 3.60 | 3.70 | 3.69 | 3.70 | 9,504,075 |   |  
            | 2/18/2014 | 0.00 / 0.00% | 3.80 | 3.80 | 3.60 | 3.80 | 3.73 | 3.80 | 6,598,471 |   |  			
            | 2/17/2014 | 0.00 / 0.00% | 3.70 | 4.00 | 3.60 | 3.80 | 3.74 | 3.80 | 14,221,525 |   |  
            | 2/14/2014 | +0.30 / +8.57% | 3.50 | 3.80 | 3.40 | 3.80 | 3.73 | 3.80 | 24,244,831 |   |  			
            | 2/13/2014 | 0.00 / 0.00% | 3.60 | 3.60 | 3.30 | 3.50 | 3.43 | 3.50 | 7,660,004 |   |  
            | 2/12/2014 | +0.20 / +6.06% | 3.30 | 3.50 | 3.30 | 3.50 | 3.39 | 3.50 | 8,875,123 |   |  			
            | 2/11/2014 | -0.20 / -5.71% | 3.50 | 3.60 | 3.30 | 3.30 | 3.45 | 3.30 | 9,002,793 |   |  
            | 2/10/2014 | -0.10 / -2.78% | 3.70 | 3.70 | 3.30 | 3.50 | 3.40 | 3.50 | 12,982,672 |   |  			
            | 2/7/2014 | +0.30 / +9.09% | 3.60 | 3.60 | 3.50 | 3.60 | 3.60 | 3.60 | 27,136,132 |   |  
            | 2/6/2014 | +0.30 / +10.00% | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 2,268,488 |   |  			
            | 1/27/2014 | +0.20 / +7.14% | 2.80 | 3.00 | 2.70 | 3.00 | 2.93 | 3.00 | 7,730,405 |   |  
            | 1/24/2014 | 0.00 / 0.00% | 2.90 | 3.00 | 2.80 | 2.80 | 2.85 | 2.80 | 6,849,640 |   |  |  |