| 
                 
                    Closing price on 7/26/2016
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    11.60 | 
                 
                
                    | High | 
                    11.60 | 
                 
                
                    | Low | 
                    10.40 | 
                     
                
                    | Volume | 
                    6,200 | 
                                 
                
                    | Split-adjusted Price | 
                    11.50 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PPE Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                7/26/2016
             | 
            
                0.00 / 0.00%
             |             
            
                11.60
             |           
            
                11.60
             |               
            
                10.40
             |                           
            
                11.50
             | 
            
                11.56
             |                     
            
                11.50
             |                                 
            
                6,200
             |            
            
                 
             |                                       
         
    
        
            | 
                7/25/2016
             | 
            
                0.00 / 0.00%
             |             
            
                11.60
             |           
            
                11.80
             |               
            
                11.50
             |                           
            
                11.50
             | 
            
                11.60
             |                     
            
                11.50
             |                                 
            
                2,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/22/2016
             | 
            
                -0.10 / -0.86%
             |             
            
                11.60
             |           
            
                11.80
             |               
            
                10.50
             |                           
            
                11.50
             | 
            
                11.60
             |                     
            
                11.50
             |                                 
            
                6,800
             |            
            
                 
             |                                       
         
    
        
            | 
                7/21/2016
             | 
            
                -0.10 / -0.85%
             |             
            
                11.80
             |           
            
                11.80
             |               
            
                11.40
             |                           
            
                11.60
             | 
            
                11.56
             |                     
            
                11.60
             |                                 
            
                1,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/20/2016
             | 
            
                -0.10 / -0.85%
             |             
            
                11.90
             |           
            
                11.90
             |               
            
                11.50
             |                           
            
                11.70
             | 
            
                11.61
             |                     
            
                11.70
             |                                 
            
                2,200
             |            
            
                 
             |                                       
         
    
        
            | 
                7/19/2016
             | 
            
                0.00 / 0.00%
             |             
            
                11.90
             |           
            
                11.90
             |               
            
                11.60
             |                           
            
                11.80
             | 
            
                11.72
             |                     
            
                11.80
             |                                 
            
                1,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/18/2016
             | 
            
                0.00 / 0.00%
             |             
            
                11.90
             |           
            
                11.90
             |               
            
                11.80
             |                           
            
                11.80
             | 
            
                11.83
             |                     
            
                11.80
             |                                 
            
                300
             |            
            
                 
             |                                       
         
    
        
            | 
                7/15/2016
             | 
            
                -0.10 / -0.84%
             |             
            
                11.80
             |           
            
                11.80
             |               
            
                11.70
             |                           
            
                11.80
             | 
            
                11.77
             |                     
            
                11.80
             |                                 
            
                1,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/14/2016
             | 
            
                0.00 / 0.00%
             |             
            
                12.60
             |           
            
                12.60
             |               
            
                11.80
             |                           
            
                11.90
             | 
            
                12.05
             |                     
            
                11.90
             |                                 
            
                1,700
             |            
            
                 
             |                                       
         
    
        
            | 
                7/13/2016
             | 
            
                0.00 / 0.00%
             |             
            
                11.80
             |           
            
                11.90
             |               
            
                11.50
             |                           
            
                11.90
             | 
            
                11.60
             |                     
            
                11.90
             |                                 
            
                3,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/12/2016
             | 
            
                0.00 / 0.00%
             |             
            
                11.90
             |           
            
                11.90
             |               
            
                11.80
             |                           
            
                11.90
             | 
            
                11.84
             |                     
            
                11.90
             |                                 
            
                1,200
             |            
            
                 
             |                                       
         
    
        
            | 
                7/11/2016
             | 
            
                0.00 / 0.00%
             |             
            
                13.00
             |           
            
                13.00
             |               
            
                11.90
             |                           
            
                11.90
             | 
            
                12.90
             |                     
            
                11.90
             |                                 
            
                600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/8/2016
             | 
            
                -1.30 / -9.85%
             |             
            
                13.50
             |           
            
                13.50
             |               
            
                11.90
             |                           
            
                11.90
             | 
            
                13.25
             |                     
            
                11.90
             |                                 
            
                2,700
             |            
            
                 
             |                                       
         
    
        
            | 
                7/7/2016
             | 
            
                -0.20 / -1.49%
             |             
            
                13.40
             |           
            
                13.40
             |               
            
                13.20
             |                           
            
                13.20
             | 
            
                13.35
             |                     
            
                13.20
             |                                 
            
                1,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/6/2016
             | 
            
                +0.10 / +0.75%
             |             
            
                13.40
             |           
            
                13.50
             |               
            
                13.30
             |                           
            
                13.40
             | 
            
                13.39
             |                     
            
                13.40
             |                                 
            
                1,800
             |            
            
                 
             |                                       
         
    
        
            | 
                7/5/2016
             | 
            
                0.00 / 0.00%
             |             
            
                13.30
             |           
            
                13.30
             |               
            
                13.10
             |                           
            
                13.30
             | 
            
                13.17
             |                     
            
                13.30
             |                                 
            
                3,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/4/2016
             | 
            
                -0.10 / -0.75%
             |             
            
                13.10
             |           
            
                13.40
             |               
            
                12.10
             |                           
            
                13.30
             | 
            
                13.16
             |                     
            
                13.30
             |                                 
            
                3,100
             |            
            
                 
             |                                       
         
    
        
            | 
                7/1/2016
             | 
            
                -0.10 / -0.74%
             |             
            
                13.40
             |           
            
                13.40
             |               
            
                13.40
             |                           
            
                13.40
             | 
            
                13.40
             |                     
            
                13.40
             |                                 
            
                700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/30/2016
             | 
            
                -1.50 / -10.00%
             |             
            
                15.00
             |           
            
                15.00
             |               
            
                13.50
             |                           
            
                13.50
             | 
            
                14.54
             |                     
            
                13.50
             |                                 
            
                2,100
             |            
            
                 
             |                                       
         
    
        
            | 
                6/29/2016
             | 
            
                -1.30 / -7.98%
             |             
            
                16.30
             |           
            
                16.30
             |               
            
                15.00
             |                           
            
                15.00
             | 
            
                16.04
             |                     
            
                15.00
             |                                 
            
                1,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/28/2016
             | 
            
                -0.10 / -0.61%
             |             
            
                16.30
             |           
            
                16.30
             |               
            
                16.30
             |                           
            
                16.30
             | 
            
                16.30
             |                     
            
                16.30
             |                                 
            
                300
             |            
            
                 
             |                                       
         
    
        
            | 
                6/27/2016
             | 
            
                -0.10 / -0.61%
             |             
            
                16.50
             |           
            
                16.50
             |               
            
                16.40
             |                           
            
                16.40
             | 
            
                16.43
             |                     
            
                16.40
             |                                 
            
                400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/24/2016
             | 
            
                -0.10 / -0.60%
             |             
            
                16.50
             |           
            
                16.70
             |               
            
                16.50
             |                           
            
                16.50
             | 
            
                16.57
             |                     
            
                16.50
             |                                 
            
                600
             |            
            
                 
             |                                       
         
    
        
            | 
                6/23/2016
             | 
            
                -0.10 / -0.60%
             |             
            
                16.60
             |           
            
                16.80
             |               
            
                16.60
             |                           
            
                16.60
             | 
            
                16.70
             |                     
            
                16.60
             |                                 
            
                400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/22/2016
             | 
            
                0.00 / 0.00%
             |             
            
                16.70
             |           
            
                16.70
             |               
            
                16.70
             |                           
            
                16.70
             | 
            
                16.70
             |                     
            
                16.70
             |                                 
            
                200
             |            
            
                 
             |                                       
         
    
        
            | 
                6/21/2016
             | 
            
                -0.10 / -0.60%
             |             
            
                16.70
             |           
            
                16.80
             |               
            
                15.30
             |                           
            
                16.70
             | 
            
                16.57
             |                     
            
                16.70
             |                                 
            
                900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/20/2016
             | 
            
                0.00 / 0.00%
             |             
            
                16.80
             |           
            
                16.80
             |               
            
                16.80
             |                           
            
                16.80
             | 
            
                16.80
             |                     
            
                16.80
             |                                 
            
                300
             |            
            
                 
             |                                       
         
    
        
            | 
                6/17/2016
             | 
            
                -0.10 / -0.59%
             |             
            
                16.80
             |           
            
                16.90
             |               
            
                16.80
             |                           
            
                16.80
             | 
            
                16.82
             |                     
            
                16.80
             |                                 
            
                500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/16/2016
             | 
            
                0.00 / 0.00%
             |             
            
                16.90
             |           
            
                16.90
             |               
            
                16.90
             |                           
            
                16.90
             | 
            
                16.90
             |                     
            
                16.90
             |                                 
            
                200
             |            
            
                 
             |                                       
         
    
        
            | 
                6/15/2016
             | 
            
                0.00 / 0.00%
             |             
            
                16.90
             |           
            
                16.90
             |               
            
                15.40
             |                           
            
                16.90
             | 
            
                16.40
             |                     
            
                16.90
             |                                 
            
                300
             |  
            
                 
             |                                                              
             
    
         
    
    
 |