| 
                 
                    Closing price on 5/9/2016
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    12.90 | 
                 
                
                    | High | 
                    13.10 | 
                 
                
                    | Low | 
                    12.90 | 
                     
                
                    | Volume | 
                    302,750 | 
                                 
                
                    | Split-adjusted Price | 
                    6.17 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PET Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                5/9/2016
             | 
            
                -0.10 / -0.77%
             |             
            
                12.90
             |           
            
                13.10
             |               
            
                12.90
             |                           
            
                12.90
             | 
            
                12.97
             |                     
            
                6.17
             |                                 
            
                302,750
             |            
            
                 
             |                                       
         
    
        
            | 
                5/6/2016
             | 
            
                0.00 / 0.00%
             |             
            
                13.00
             |           
            
                13.10
             |               
            
                12.90
             |                           
            
                13.00
             | 
            
                12.97
             |                     
            
                6.21
             |                                 
            
                197,070
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/5/2016
             | 
            
                +0.10 / +0.78%
             |             
            
                13.00
             |           
            
                13.20
             |               
            
                13.00
             |                           
            
                13.00
             | 
            
                13.04
             |                     
            
                6.21
             |                                 
            
                471,190
             |            
            
                 
             |                                       
         
    
        
            | 
                5/4/2016
             | 
            
                +0.20 / +1.57%
             |             
            
                12.70
             |           
            
                13.00
             |               
            
                12.70
             |                           
            
                12.90
             | 
            
                12.86
             |                     
            
                6.17
             |                                 
            
                535,510
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/29/2016
             | 
            
                +0.10 / +0.79%
             |             
            
                12.70
             |           
            
                12.80
             |               
            
                12.60
             |                           
            
                12.70
             | 
            
                12.70
             |                     
            
                6.07
             |                                 
            
                166,560
             |            
            
                 
             |                                       
         
    
        
            | 
                4/28/2016
             | 
            
                -0.10 / -0.79%
             |             
            
                12.80
             |           
            
                12.90
             |               
            
                12.50
             |                           
            
                12.60
             | 
            
                12.67
             |                     
            
                6.02
             |                                 
            
                438,080
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/27/2016
             | 
            
                +0.20 / +1.60%
             |             
            
                12.70
             |           
            
                12.70
             |               
            
                12.50
             |                           
            
                12.70
             | 
            
                12.63
             |                     
            
                6.07
             |                                 
            
                104,360
             |            
            
                 
             |                                       
         
    
        
            | 
                4/26/2016
             | 
            
                -0.10 / -0.79%
             |             
            
                12.60
             |           
            
                12.60
             |               
            
                12.50
             |                           
            
                12.50
             | 
            
                12.57
             |                     
            
                5.98
             |                                 
            
                137,210
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/25/2016
             | 
            
                -0.10 / -0.79%
             |             
            
                12.70
             |           
            
                12.80
             |               
            
                12.60
             |                           
            
                12.60
             | 
            
                12.68
             |                     
            
                6.02
             |                                 
            
                228,120
             |            
            
                 
             |                                       
         
    
        
            | 
                4/22/2016
             | 
            
                0.00 / 0.00%
             |             
            
                12.60
             |           
            
                12.80
             |               
            
                12.60
             |                           
            
                12.70
             | 
            
                12.67
             |                     
            
                6.07
             |                                 
            
                269,490
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/21/2016
             | 
            
                +0.20 / +1.60%
             |             
            
                12.60
             |           
            
                12.80
             |               
            
                12.60
             |                           
            
                12.70
             | 
            
                12.68
             |                     
            
                6.07
             |                                 
            
                131,900
             |            
            
                 
             |                                       
         
    
        
            | 
                4/20/2016
             | 
            
                +0.10 / +0.81%
             |             
            
                12.40
             |           
            
                12.60
             |               
            
                12.40
             |                           
            
                12.50
             | 
            
                12.49
             |                     
            
                5.98
             |                                 
            
                205,090
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/19/2016
             | 
            
                -0.30 / -2.36%
             |             
            
                12.60
             |           
            
                12.70
             |               
            
                12.40
             |                           
            
                12.40
             | 
            
                12.56
             |                     
            
                5.93
             |                                 
            
                131,610
             |            
            
                 
             |                                       
         
    
        
            | 
                4/15/2016
             | 
            
                -0.10 / -0.78%
             |             
            
                12.80
             |           
            
                12.80
             |               
            
                12.70
             |                           
            
                12.70
             | 
            
                12.73
             |                     
            
                6.07
             |                                 
            
                185,960
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/14/2016
             | 
            
                +0.20 / +1.59%
             |             
            
                12.80
             |           
            
                12.90
             |               
            
                12.60
             |                           
            
                12.80
             | 
            
                12.75
             |                     
            
                6.12
             |                                 
            
                172,280
             |            
            
                 
             |                                       
         
    
        
            | 
                4/13/2016
             | 
            
                0.00 / 0.00%
             |             
            
                12.60
             |           
            
                12.80
             |               
            
                12.60
             |                           
            
                12.60
             | 
            
                12.68
             |                     
            
                6.02
             |                                 
            
                198,190
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/12/2016
             | 
            
                +0.10 / +0.80%
             |             
            
                12.60
             |           
            
                12.60
             |               
            
                12.50
             |                           
            
                12.60
             | 
            
                12.51
             |                     
            
                6.02
             |                                 
            
                120,410
             |            
            
                 
             |                                       
         
    
        
            | 
                4/11/2016
             | 
            
                0.00 / 0.00%
             |             
            
                12.80
             |           
            
                12.80
             |               
            
                12.50
             |                           
            
                12.50
             | 
            
                12.60
             |                     
            
                5.98
             |                                 
            
                186,860
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/8/2016
             | 
            
                +0.10 / +0.81%
             |             
            
                12.40
             |           
            
                12.50
             |               
            
                12.30
             |                           
            
                12.50
             | 
            
                12.40
             |                     
            
                5.98
             |                                 
            
                108,720
             |            
            
                 
             |                                       
         
    
        
            | 
                4/7/2016
             | 
            
                -0.10 / -0.80%
             |             
            
                12.50
             |           
            
                12.80
             |               
            
                12.40
             |                           
            
                12.40
             | 
            
                12.50
             |                     
            
                5.93
             |                                 
            
                78,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/6/2016
             | 
            
                +0.20 / +1.63%
             |             
            
                12.40
             |           
            
                12.50
             |               
            
                12.30
             |                           
            
                12.50
             | 
            
                12.38
             |                     
            
                5.98
             |                                 
            
                49,660
             |            
            
                 
             |                                       
         
    
        
            | 
                4/5/2016
             | 
            
                0.00 / 0.00%
             |             
            
                12.20
             |           
            
                12.50
             |               
            
                12.20
             |                           
            
                12.30
             | 
            
                12.26
             |                     
            
                5.88
             |                                 
            
                95,340
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/4/2016
             | 
            
                0.00 / 0.00%
             |             
            
                12.30
             |           
            
                12.50
             |               
            
                12.20
             |                           
            
                12.30
             | 
            
                12.34
             |                     
            
                5.88
             |                                 
            
                214,420
             |            
            
                 
             |                                       
         
    
        
            | 
                4/1/2016
             | 
            
                -0.60 / -4.65%
             |             
            
                12.80
             |           
            
                12.80
             |               
            
                12.30
             |                           
            
                12.30
             | 
            
                12.56
             |                     
            
                5.88
             |                                 
            
                291,410
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/31/2016
             | 
            
                0.00 / 0.00%
             |             
            
                13.00
             |           
            
                13.00
             |               
            
                12.90
             |                           
            
                12.90
             | 
            
                12.91
             |                     
            
                6.17
             |                                 
            
                262,780
             |            
            
                 
             |                                       
         
    
        
            | 
                3/30/2016
             | 
            
                -0.20 / -1.53%
             |             
            
                13.30
             |           
            
                13.30
             |               
            
                12.90
             |                           
            
                12.90
             | 
            
                12.98
             |                     
            
                6.17
             |                                 
            
                166,010
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/29/2016
             | 
            
                +0.10 / +0.77%
             |             
            
                13.00
             |           
            
                13.40
             |               
            
                12.80
             |                           
            
                13.10
             | 
            
                13.16
             |                     
            
                6.26
             |                                 
            
                569,600
             |            
            
                 
             |                                       
         
    
        
            | 
                3/28/2016
             | 
            
                0.00 / 0.00%
             |             
            
                13.00
             |           
            
                13.10
             |               
            
                12.90
             |                           
            
                13.00
             | 
            
                12.99
             |                     
            
                6.21
             |                                 
            
                766,780
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/25/2016
             | 
            
                -0.20 / -1.52%
             |             
            
                13.20
             |           
            
                13.20
             |               
            
                12.90
             |                           
            
                13.00
             | 
            
                12.95
             |                     
            
                6.21
             |                                 
            
                200,200
             |            
            
                 
             |                                       
         
    
        
            | 
                3/24/2016
             | 
            
                +0.10 / +0.76%
             |             
            
                13.10
             |           
            
                13.30
             |               
            
                13.00
             |                           
            
                13.20
             | 
            
                13.14
             |                     
            
                6.31
             |                                 
            
                193,960
             |  
            
                 
             |                                                              
             
    
         
    
    
 |