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            | 
                    Closing price on 7/22/2016
                 |  |  
    
        |           
                
                    | Open | 13.50 |  
                    | High | 13.50 |  
                    | Low | 13.20 |  
                    | Volume | 769,000 |  
                    | Split-adjusted Price | 6.77 |  
                
             | 
 |  PVC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 7/22/2016 | -0.10 / -0.74% | 13.50 | 13.50 | 13.20 | 13.50 | 13.43 | 6.77 | 769,000 |   |  
            | 7/21/2016 | +0.30 / +2.26% | 13.30 | 13.90 | 13.20 | 13.60 | 13.44 | 6.82 | 388,437 |   |  			
            | 7/20/2016 | -0.60 / -4.32% | 13.90 | 13.90 | 13.30 | 13.30 | 13.59 | 6.67 | 287,078 |   |  
            | 7/19/2016 | -0.10 / -0.71% | 14.00 | 14.10 | 13.70 | 13.90 | 13.92 | 6.97 | 240,623 |   |  			
            | 7/18/2016 | 0.00 / 0.00% | 14.00 | 14.20 | 13.90 | 14.00 | 14.10 | 7.02 | 309,751 |   |  
            | 7/15/2016 | -0.10 / -0.71% | 14.10 | 14.10 | 13.90 | 14.00 | 14.01 | 7.02 | 231,207 |   |  			
            | 7/14/2016 | 0.00 / 0.00% | 14.00 | 14.10 | 13.80 | 14.10 | 13.97 | 7.07 | 693,809 |   |  
            | 7/13/2016 | +0.30 / +2.17% | 13.90 | 14.50 | 13.90 | 14.10 | 14.24 | 7.07 | 405,370 |   |  			
            | 7/12/2016 | 0.00 / 0.00% | 13.80 | 14.00 | 13.50 | 13.80 | 13.75 | 6.92 | 765,631 |   |  
            | 7/11/2016 | -0.70 / -4.83% | 14.50 | 14.50 | 13.80 | 13.80 | 14.23 | 6.92 | 491,740 |   |  			
            | 7/8/2016 | -0.40 / -2.68% | 14.70 | 14.80 | 14.40 | 14.50 | 14.59 | 7.27 | 581,310 |   |  
            | 7/7/2016 | 0.00 / 0.00% | 14.70 | 15.10 | 14.70 | 14.90 | 14.90 | 7.47 | 693,280 |   |  			
            | 7/6/2016 | -0.10 / -0.67% | 14.90 | 15.00 | 14.60 | 14.90 | 14.80 | 7.47 | 623,763 |   |  
            | 7/5/2016 | -0.20 / -1.32% | 15.10 | 15.20 | 15.00 | 15.00 | 15.06 | 7.52 | 668,638 |   |  			
            | 7/4/2016 | -0.20 / -1.30% | 15.40 | 15.60 | 15.20 | 15.20 | 15.46 | 7.62 | 528,400 |   |  
            | 7/1/2016 | +0.40 / +2.67% | 15.00 | 15.50 | 14.80 | 15.40 | 15.17 | 7.72 | 538,925 |   |  			
            | 6/30/2016 | -0.10 / -0.66% | 15.40 | 15.70 | 15.00 | 15.00 | 15.44 | 7.52 | 711,610 |   |  
            | 6/29/2016 | +0.30 / +2.03% | 15.00 | 15.20 | 14.90 | 15.10 | 15.05 | 7.57 | 545,970 |   |  			
            | 6/28/2016 | +0.10 / +0.68% | 14.50 | 14.90 | 14.40 | 14.80 | 14.71 | 7.42 | 297,980 |   |  
            | 6/27/2016 | -0.30 / -2.00% | 15.00 | 15.10 | 14.30 | 14.70 | 14.63 | 7.37 | 684,910 |   |  			
            | 6/24/2016 | -0.90 / -5.66% | 16.00 | 16.00 | 14.40 | 15.00 | 14.89 | 7.52 | 2,202,890 |   |  
            | 6/23/2016 | -0.30 / -1.85% | 16.20 | 16.20 | 15.90 | 15.90 | 15.98 | 7.97 | 485,466 |   |  			
            | 6/22/2016 | +0.10 / +0.62% | 16.20 | 16.40 | 16.00 | 16.20 | 16.23 | 8.12 | 715,940 |   |  
            | 6/21/2016 | -0.40 / -2.42% | 16.70 | 16.70 | 16.10 | 16.10 | 16.38 | 8.07 | 780,199 |   |  			
            | 6/20/2016 | +0.30 / +1.85% | 16.20 | 16.70 | 16.20 | 16.50 | 16.45 | 8.27 | 890,400 |   |  
            | 6/17/2016 | +0.30 / +1.89% | 15.70 | 16.20 | 15.60 | 16.20 | 15.75 | 8.12 | 991,645 |   |  			
            | 6/16/2016 | -0.50 / -3.05% | 16.10 | 16.30 | 15.90 | 15.90 | 16.09 | 7.97 | 673,650 |   |  
            | 6/15/2016 | +0.10 / +0.61% | 16.10 | 16.50 | 15.80 | 16.40 | 16.06 | 8.22 | 669,828 |   |  			
            | 6/14/2016 | +0.50 / +3.16% | 15.60 | 16.50 | 15.60 | 16.30 | 16.17 | 8.17 | 1,462,336 |   |  
            | 6/13/2016 | -1.10 / -6.51% | 16.50 | 16.60 | 15.80 | 15.80 | 16.18 | 7.92 | 1,235,690 |   |  |