| 
    
        
            | 
                    Closing price on 1/24/2017
                 |  |  
    
        |           
                
                    | Open | 17.20 |  
                    | High | 17.40 |  
                    | Low | 17.00 |  
                    | Volume | 487,780 |  
                    | Split-adjusted Price | 12.06 |  
                
             | 
 |  PVS Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 1/24/2017 | +0.20 / +1.18% | 17.20 | 17.40 | 17.00 | 17.20 | 17.16 | 12.06 | 487,780 |   |  
            | 1/23/2017 | 0.00 / 0.00% | 17.00 | 17.20 | 16.60 | 17.00 | 17.01 | 11.92 | 279,029 |   |  			
            | 1/20/2017 | +0.30 / +1.80% | 17.00 | 17.20 | 16.70 | 17.00 | 16.90 | 11.92 | 519,625 |   |  
            | 1/19/2017 | -0.10 / -0.60% | 16.80 | 16.90 | 16.70 | 16.70 | 16.76 | 11.71 | 445,015 |   |  			
            | 1/18/2017 | -0.10 / -0.59% | 17.00 | 17.10 | 16.80 | 16.80 | 17.02 | 11.78 | 531,316 |   |  
            | 1/17/2017 | -0.10 / -0.59% | 15.30 | 17.10 | 15.30 | 16.90 | 16.91 | 11.85 | 456,576 |   |  			
            | 1/16/2017 | -0.30 / -1.73% | 17.40 | 17.40 | 17.00 | 17.00 | 17.12 | 11.92 | 881,827 |   |  
            | 1/13/2017 | -0.20 / -1.14% | 17.60 | 17.80 | 17.30 | 17.30 | 17.50 | 12.13 | 908,326 |   |  			
            | 1/12/2017 | -0.10 / -0.57% | 17.60 | 17.80 | 17.40 | 17.50 | 17.59 | 12.27 | 624,348 |   |  
            | 1/11/2017 | +0.10 / +0.57% | 17.50 | 17.60 | 17.20 | 17.60 | 17.34 | 12.34 | 632,038 |   |  			
            | 1/10/2017 | -0.20 / -1.13% | 17.70 | 17.70 | 17.40 | 17.50 | 17.51 | 12.27 | 894,172 |   |  
            | 1/9/2017 | +0.50 / +2.91% | 17.20 | 17.70 | 17.20 | 17.70 | 17.53 | 12.41 | 1,519,906 |   |  			
            | 1/6/2017 | 0.00 / 0.00% | 17.20 | 17.40 | 17.10 | 17.20 | 17.25 | 12.06 | 668,001 |   |  
            | 1/5/2017 | 0.00 / 0.00% | 17.30 | 17.30 | 17.10 | 17.20 | 17.20 | 12.06 | 678,725 |   |  			
            | 1/4/2017 | +0.50 / +2.99% | 16.70 | 17.50 | 16.50 | 17.20 | 17.16 | 12.06 | 1,594,950 |   |  
            | 1/3/2017 | +0.30 / +1.83% | 16.50 | 16.70 | 16.30 | 16.70 | 16.47 | 11.71 | 583,860 |   |  			
            | 12/30/2016 | +0.40 / +2.50% | 16.10 | 16.50 | 16.00 | 16.40 | 16.25 | 11.50 | 836,037 |   |  
            | 12/29/2016 | +0.10 / +0.63% | 15.80 | 16.20 | 15.60 | 16.00 | 15.95 | 11.22 | 470,410 |   |  			
            | 12/28/2016 | -0.10 / -0.63% | 16.00 | 16.20 | 15.80 | 15.90 | 15.99 | 11.15 | 3,570,400 |   |  
            | 12/27/2016 | -0.20 / -1.23% | 16.50 | 16.50 | 15.90 | 16.00 | 16.06 | 11.22 | 987,144 |   |  			
            | 12/26/2016 | +0.20 / +1.25% | 16.30 | 16.50 | 16.00 | 16.20 | 16.15 | 11.36 | 488,070 |   |  
            | 12/23/2016 | -0.10 / -0.62% | 16.20 | 16.20 | 15.80 | 16.00 | 15.97 | 11.22 | 3,736,668 |   |  			
            | 12/22/2016 | -0.60 / -3.59% | 16.70 | 16.70 | 16.10 | 16.10 | 16.39 | 11.29 | 2,252,017 |   |  
            | 12/21/2016 | -0.10 / -0.60% | 17.00 | 17.20 | 16.60 | 16.70 | 16.83 | 11.71 | 1,513,307 |   |  			
            | 12/20/2016 | -0.20 / -1.18% | 17.10 | 17.20 | 16.80 | 16.80 | 17.03 | 11.78 | 3,776,753 |   |  
            | 12/19/2016 | +0.10 / +0.59% | 16.90 | 17.30 | 16.90 | 17.00 | 17.07 | 11.92 | 1,272,304 |   |  			
            | 12/16/2016 | 0.00 / 0.00% | 16.90 | 17.10 | 16.90 | 16.90 | 16.96 | 11.85 | 1,658,760 |   |  
            | 12/15/2016 | -0.10 / -0.59% | 15.30 | 17.00 | 15.30 | 16.90 | 16.85 | 11.85 | 3,460,338 |   |  			
            | 12/14/2016 | +0.30 / +1.80% | 16.80 | 17.10 | 16.70 | 17.00 | 16.87 | 11.92 | 714,528 |   |  
            | 12/13/2016 | -0.40 / -2.34% | 17.10 | 17.20 | 16.60 | 16.70 | 16.85 | 11.71 | 2,202,374 |   |  |