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            | 
                    Closing price on 6/27/2014
                 |  |  
    
        |           
                
                    | Open | 12.40 |  
                    | High | 12.40 |  
                    | Low | 12.10 |  
                    | Volume | 564,690 |  
                    | Split-adjusted Price | 4.80 |  
                
             | 
 |  PVT Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 6/27/2014 | -0.20 / -1.61% | 12.40 | 12.40 | 12.10 | 12.20 | 12.20 | 4.80 | 564,690 |   |  
            | 6/26/2014 | +0.10 / +0.81% | 12.40 | 12.50 | 12.30 | 12.40 | 12.40 | 4.87 | 1,256,150 |   |  			
            | 6/25/2014 | +0.50 / +4.24% | 11.70 | 12.40 | 11.70 | 12.30 | 12.30 | 4.84 | 3,283,850 |   |  
            | 6/24/2014 | -0.20 / -1.67% | 11.90 | 12.10 | 11.80 | 11.80 | 11.80 | 4.64 | 439,570 |   |  			
            | 6/23/2014 | +0.50 / +4.35% | 11.70 | 12.00 | 11.70 | 12.00 | 12.00 | 4.72 | 419,380 |   |  
            | 6/20/2014 | -0.60 / -4.96% | 12.20 | 12.30 | 11.50 | 11.50 | 11.50 | 4.52 | 7,449,800 |   |  			
            | 6/19/2014 | -0.20 / -1.63% | 12.20 | 12.20 | 11.90 | 12.10 | 12.10 | 4.76 | 982,480 |   |  
            | 6/18/2014 | 0.00 / 0.00% | 12.40 | 12.40 | 12.20 | 12.30 | 12.30 | 4.84 | 595,210 |   |  			
            | 6/17/2014 | 0.00 / 0.00% | 12.20 | 12.30 | 12.10 | 12.30 | 12.30 | 4.84 | 695,010 |   |  
            | 6/16/2014 | -0.60 / -4.65% | 12.10 | 12.50 | 12.10 | 12.30 | 12.30 | 4.84 | 1,275,720 |   |  			
            | 6/13/2014 | +0.10 / +0.78% | 12.70 | 12.90 | 12.70 | 12.90 | 12.90 | 5.07 | 300,640 |   |  
            | 6/12/2014 | -0.60 / -4.48% | 12.60 | 12.90 | 12.60 | 12.80 | 12.80 | 5.03 | 697,850 |   |  			
            | 6/11/2014 | +0.10 / +0.75% | 13.30 | 13.40 | 13.20 | 13.40 | 13.40 | 4.79 | 395,770 |   |  
            | 6/10/2014 | 0.00 / 0.00% | 13.10 | 13.40 | 13.10 | 13.30 | 13.30 | 4.75 | 459,720 |   |  			
            | 6/9/2014 | +0.10 / +0.76% | 13.40 | 13.60 | 13.10 | 13.30 | 13.30 | 4.75 | 700,400 |   |  
            | 6/6/2014 | +0.20 / +1.54% | 12.90 | 13.20 | 12.70 | 13.20 | 13.20 | 4.72 | 354,530 |   |  			
            | 6/5/2014 | +0.10 / +0.78% | 12.90 | 13.00 | 12.70 | 13.00 | 13.00 | 4.65 | 114,180 |   |  
            | 6/4/2014 | -0.20 / -1.53% | 13.30 | 13.30 | 12.60 | 12.90 | 12.90 | 4.61 | 328,660 |   |  			
            | 6/3/2014 | +0.10 / +0.77% | 13.00 | 13.20 | 13.00 | 13.10 | 13.10 | 4.68 | 334,760 |   |  
            | 6/2/2014 | 0.00 / 0.00% | 13.10 | 13.30 | 12.80 | 13.00 | 13.00 | 4.65 | 506,490 |   |  			
            | 5/30/2014 | -0.20 / -1.52% | 13.20 | 13.20 | 12.90 | 13.00 | 13.00 | 4.65 | 405,410 |   |  
            | 5/29/2014 | -0.20 / -1.49% | 13.40 | 13.60 | 13.10 | 13.20 | 13.20 | 4.72 | 515,410 |   |  			
            | 5/28/2014 | +0.10 / +0.75% | 13.40 | 13.70 | 13.30 | 13.40 | 13.40 | 4.79 | 737,400 |   |  
            | 5/27/2014 | +0.50 / +3.91% | 12.80 | 13.30 | 12.70 | 13.30 | 13.30 | 4.75 | 1,087,740 |   |  			
            | 5/26/2014 | 0.00 / 0.00% | 12.80 | 13.00 | 12.50 | 12.80 | 12.80 | 4.57 | 419,140 |   |  
            | 5/23/2014 | 0.00 / 0.00% | 12.80 | 12.90 | 12.50 | 12.80 | 12.80 | 4.57 | 289,630 |   |  			
            | 5/22/2014 | -0.30 / -2.29% | 12.90 | 13.20 | 12.70 | 12.80 | 12.80 | 4.57 | 539,200 |   |  
            | 5/21/2014 | +0.10 / +0.77% | 12.80 | 13.20 | 12.50 | 13.10 | 13.10 | 4.68 | 799,730 |   |  			
            | 5/20/2014 | +0.40 / +3.17% | 12.60 | 13.00 | 12.40 | 13.00 | 13.00 | 4.65 | 567,960 |   |  
            | 5/19/2014 | +0.30 / +2.44% | 12.10 | 12.90 | 12.00 | 12.60 | 12.60 | 4.50 | 599,360 |   |  |