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                    Closing price on 7/1/2013
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                    | Open | 5.10 |  
                    | High | 5.10 |  
                    | Low | 4.90 |  
                    | Volume | 1,587,399 |  
                    | Split-adjusted Price | 5.10 |  
                
             | 
 |  PVX Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 7/1/2013 | +0.10 / +2.00% | 5.10 | 5.10 | 4.90 | 5.10 | 5.00 | 5.10 | 1,587,399 |   |  
            | 6/28/2013 | -0.10 / -1.96% | 5.10 | 5.20 | 5.00 | 5.00 | 5.10 | 5.00 | 1,852,400 |   |  			
            | 6/27/2013 | 0.00 / 0.00% | 5.10 | 5.20 | 5.00 | 5.10 | 5.17 | 5.10 | 1,979,200 |   |  
            | 6/26/2013 | +0.10 / +2.00% | 5.10 | 5.20 | 4.90 | 5.10 | 5.06 | 5.10 | 3,346,250 |   |  			
            | 6/25/2013 | -0.20 / -3.85% | 5.20 | 5.30 | 4.90 | 5.00 | 5.07 | 5.00 | 6,505,273 |   |  
            | 6/24/2013 | -0.30 / -5.45% | 5.50 | 5.60 | 5.20 | 5.20 | 5.29 | 5.20 | 4,211,970 |   |  			
            | 6/21/2013 | -0.10 / -1.79% | 5.60 | 5.70 | 5.40 | 5.50 | 5.62 | 5.50 | 11,064,707 |   |  
            | 6/20/2013 | -0.10 / -1.75% | 5.70 | 5.70 | 5.50 | 5.60 | 5.62 | 5.60 | 3,124,865 |   |  			
            | 6/19/2013 | -0.10 / -1.72% | 5.80 | 5.90 | 5.60 | 5.70 | 5.71 | 5.70 | 3,168,275 |   |  
            | 6/18/2013 | +0.20 / +3.57% | 5.60 | 5.80 | 5.50 | 5.80 | 5.67 | 5.80 | 4,818,605 |   |  			
            | 6/17/2013 | 0.00 / 0.00% | 5.80 | 5.90 | 5.60 | 5.60 | 5.70 | 5.60 | 6,518,612 |   |  
            | 6/14/2013 | -0.10 / -1.75% | 5.70 | 5.80 | 5.50 | 5.60 | 5.64 | 5.60 | 2,820,991 |   |  			
            | 6/13/2013 | +0.10 / +1.79% | 5.70 | 5.70 | 5.60 | 5.70 | 5.62 | 5.70 | 3,353,208 |   |  
            | 6/12/2013 | 0.00 / 0.00% | 5.60 | 5.80 | 5.60 | 5.60 | 5.69 | 5.60 | 4,036,658 |   |  			
            | 6/11/2013 | -0.10 / -1.75% | 5.70 | 5.80 | 5.50 | 5.60 | 5.66 | 5.60 | 3,461,551 |   |  
            | 6/10/2013 | -0.10 / -1.72% | 5.80 | 6.00 | 5.60 | 5.70 | 5.78 | 5.70 | 5,530,091 |   |  			
            | 6/7/2013 | +0.10 / +1.75% | 5.70 | 5.90 | 5.70 | 5.80 | 5.74 | 5.80 | 5,434,844 |   |  
            | 6/6/2013 | +0.10 / +1.79% | 5.60 | 5.70 | 5.50 | 5.70 | 5.59 | 5.70 | 4,440,659 |   |  			
            | 6/5/2013 | +0.10 / +1.82% | 5.50 | 5.70 | 5.40 | 5.60 | 5.54 | 5.60 | 3,218,462 |   |  
            | 6/4/2013 | -0.30 / -5.17% | 5.70 | 5.90 | 5.50 | 5.50 | 5.63 | 5.50 | 6,669,124 |   |  			
            | 6/3/2013 | 0.00 / 0.00% | 5.70 | 5.90 | 5.60 | 5.80 | 5.75 | 5.80 | 5,690,340 |   |  
            | 5/31/2013 | -0.20 / -3.33% | 6.10 | 6.30 | 5.70 | 5.80 | 6.00 | 5.80 | 7,191,124 |   |  			
            | 5/30/2013 | +0.10 / +1.69% | 5.80 | 6.10 | 5.70 | 6.00 | 5.86 | 6.00 | 5,966,530 |   |  
            | 5/29/2013 | +0.50 / +9.26% | 5.50 | 5.90 | 5.40 | 5.90 | 5.86 | 5.90 | 17,384,653 |   |  			
            | 5/28/2013 | +0.10 / +1.89% | 5.40 | 5.50 | 5.20 | 5.40 | 5.34 | 5.40 | 6,878,169 |   |  
            | 5/27/2013 | 0.00 / 0.00% | 5.30 | 5.50 | 5.20 | 5.30 | 5.31 | 5.30 | 9,434,862 |   |  			
            | 5/24/2013 | +0.10 / +1.92% | 5.20 | 5.40 | 5.20 | 5.30 | 5.23 | 5.30 | 4,423,212 |   |  
            | 5/23/2013 | -0.30 / -5.45% | 5.40 | 5.50 | 5.20 | 5.20 | 5.36 | 5.20 | 3,611,322 |   |  			
            | 5/22/2013 | +0.30 / +5.77% | 5.00 | 5.50 | 5.00 | 5.50 | 5.40 | 5.50 | 5,369,364 |   |  
            | 5/21/2013 | 0.00 / 0.00% | 5.10 | 5.40 | 5.10 | 5.20 | 5.27 | 5.20 | 3,592,836 |   |  |  |