| 
                 
                    Closing price on 12/22/2015
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    13.20 | 
                 
                
                    | High | 
                    13.40 | 
                 
                
                    | Low | 
                    13.10 | 
                     
                
                    | Volume | 
                    144,420 | 
                                 
                
                    | Split-adjusted Price | 
                    6.26 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PET Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                12/22/2015
             | 
            
                -0.10 / -0.76%
             |             
            
                13.20
             |           
            
                13.40
             |               
            
                13.10
             |                           
            
                13.10
             | 
            
                13.18
             |                     
            
                6.26
             |                                 
            
                144,420
             |            
            
                 
             |                                       
         
    
        
            | 
                12/21/2015
             | 
            
                -0.20 / -1.49%
             |             
            
                13.40
             |           
            
                13.40
             |               
            
                13.00
             |                           
            
                13.20
             | 
            
                13.12
             |                     
            
                6.31
             |                                 
            
                170,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/18/2015
             | 
            
                0.00 / 0.00%
             |             
            
                13.40
             |           
            
                13.40
             |               
            
                13.30
             |                           
            
                13.40
             | 
            
                13.31
             |                     
            
                6.41
             |                                 
            
                129,200
             |            
            
                 
             |                                       
         
    
        
            | 
                12/17/2015
             | 
            
                -0.30 / -2.19%
             |             
            
                13.70
             |           
            
                13.70
             |               
            
                13.30
             |                           
            
                13.40
             | 
            
                13.41
             |                     
            
                6.41
             |                                 
            
                330,320
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/16/2015
             | 
            
                +0.20 / +1.48%
             |             
            
                13.50
             |           
            
                13.80
             |               
            
                13.50
             |                           
            
                13.70
             | 
            
                13.64
             |                     
            
                6.55
             |                                 
            
                84,090
             |            
            
                 
             |                                       
         
    
        
            | 
                12/15/2015
             | 
            
                +0.10 / +0.75%
             |             
            
                13.40
             |           
            
                13.60
             |               
            
                13.40
             |                           
            
                13.50
             | 
            
                13.48
             |                     
            
                6.45
             |                                 
            
                54,450
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/14/2015
             | 
            
                -0.30 / -2.19%
             |             
            
                13.70
             |           
            
                13.80
             |               
            
                13.40
             |                           
            
                13.40
             | 
            
                13.51
             |                     
            
                6.41
             |                                 
            
                110,170
             |            
            
                 
             |                                       
         
    
        
            | 
                12/11/2015
             | 
            
                -0.10 / -0.72%
             |             
            
                13.80
             |           
            
                13.80
             |               
            
                13.50
             |                           
            
                13.70
             | 
            
                13.62
             |                     
            
                6.55
             |                                 
            
                239,780
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/10/2015
             | 
            
                -0.30 / -2.13%
             |             
            
                14.10
             |           
            
                14.10
             |               
            
                13.80
             |                           
            
                13.80
             | 
            
                13.89
             |                     
            
                6.60
             |                                 
            
                106,640
             |            
            
                 
             |                                       
         
    
        
            | 
                12/9/2015
             | 
            
                -0.20 / -1.40%
             |             
            
                14.50
             |           
            
                14.50
             |               
            
                14.10
             |                           
            
                14.10
             | 
            
                14.16
             |                     
            
                6.74
             |                                 
            
                42,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/8/2015
             | 
            
                -0.10 / -0.69%
             |             
            
                14.40
             |           
            
                14.40
             |               
            
                14.00
             |                           
            
                14.30
             | 
            
                14.21
             |                     
            
                6.84
             |                                 
            
                73,730
             |            
            
                 
             |                                       
         
    
        
            | 
                12/7/2015
             | 
            
                -0.30 / -2.04%
             |             
            
                14.70
             |           
            
                14.70
             |               
            
                14.40
             |                           
            
                14.40
             | 
            
                14.49
             |                     
            
                6.88
             |                                 
            
                76,590
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/4/2015
             | 
            
                -0.20 / -1.34%
             |             
            
                14.80
             |           
            
                14.90
             |               
            
                14.70
             |                           
            
                14.70
             | 
            
                14.72
             |                     
            
                7.03
             |                                 
            
                77,630
             |            
            
                 
             |                                       
         
    
        
            | 
                12/3/2015
             | 
            
                0.00 / 0.00%
             |             
            
                14.80
             |           
            
                14.90
             |               
            
                14.70
             |                           
            
                14.90
             | 
            
                14.84
             |                     
            
                7.12
             |                                 
            
                25,410
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/2/2015
             | 
            
                +0.10 / +0.68%
             |             
            
                14.80
             |           
            
                14.90
             |               
            
                14.70
             |                           
            
                14.90
             | 
            
                14.79
             |                     
            
                7.12
             |                                 
            
                53,130
             |            
            
                 
             |                                       
         
    
        
            | 
                12/1/2015
             | 
            
                0.00 / 0.00%
             |             
            
                14.80
             |           
            
                15.00
             |               
            
                14.80
             |                           
            
                14.80
             | 
            
                14.83
             |                     
            
                7.07
             |                                 
            
                41,130
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/30/2015
             | 
            
                -0.20 / -1.33%
             |             
            
                15.00
             |           
            
                15.00
             |               
            
                14.80
             |                           
            
                14.80
             | 
            
                14.88
             |                     
            
                7.07
             |                                 
            
                1,887,050
             |            
            
                 
             |                                       
         
    
        
            | 
                11/27/2015
             | 
            
                0.00 / 0.00%
             |             
            
                15.00
             |           
            
                15.10
             |               
            
                14.90
             |                           
            
                15.00
             | 
            
                15.00
             |                     
            
                7.17
             |                                 
            
                375,840
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/26/2015
             | 
            
                +0.20 / +1.35%
             |             
            
                14.80
             |           
            
                15.00
             |               
            
                14.80
             |                           
            
                15.00
             | 
            
                14.93
             |                     
            
                7.17
             |                                 
            
                265,450
             |            
            
                 
             |                                       
         
    
        
            | 
                11/25/2015
             | 
            
                -0.20 / -1.33%
             |             
            
                14.90
             |           
            
                15.00
             |               
            
                14.80
             |                           
            
                14.80
             | 
            
                14.89
             |                     
            
                7.07
             |                                 
            
                352,230
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/24/2015
             | 
            
                -0.10 / -0.66%
             |             
            
                15.00
             |           
            
                15.00
             |               
            
                14.90
             |                           
            
                15.00
             | 
            
                14.96
             |                     
            
                7.17
             |                                 
            
                886,220
             |            
            
                 
             |                                       
         
    
        
            | 
                11/23/2015
             | 
            
                0.00 / 0.00%
             |             
            
                15.20
             |           
            
                15.20
             |               
            
                14.90
             |                           
            
                15.10
             | 
            
                15.03
             |                     
            
                7.22
             |                                 
            
                364,360
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/20/2015
             | 
            
                +0.20 / +1.34%
             |             
            
                14.90
             |           
            
                15.10
             |               
            
                14.90
             |                           
            
                15.10
             | 
            
                15.05
             |                     
            
                7.22
             |                                 
            
                129,290
             |            
            
                 
             |                                       
         
    
        
            | 
                11/19/2015
             | 
            
                -0.30 / -1.97%
             |             
            
                15.00
             |           
            
                15.10
             |               
            
                14.90
             |                           
            
                14.90
             | 
            
                14.96
             |                     
            
                7.12
             |                                 
            
                332,930
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/18/2015
             | 
            
                0.00 / 0.00%
             |             
            
                15.20
             |           
            
                15.30
             |               
            
                15.00
             |                           
            
                15.20
             | 
            
                15.13
             |                     
            
                7.27
             |                                 
            
                1,006,810
             |            
            
                 
             |                                       
         
    
        
            | 
                11/17/2015
             | 
            
                0.00 / 0.00%
             |             
            
                15.30
             |           
            
                15.40
             |               
            
                15.10
             |                           
            
                15.20
             | 
            
                15.24
             |                     
            
                7.27
             |                                 
            
                268,060
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/16/2015
             | 
            
                +0.20 / +1.33%
             |             
            
                14.90
             |           
            
                15.40
             |               
            
                14.90
             |                           
            
                15.20
             | 
            
                15.24
             |                     
            
                7.27
             |                                 
            
                428,780
             |            
            
                 
             |                                       
         
    
        
            | 
                11/13/2015
             | 
            
                0.00 / 0.00%
             |             
            
                14.90
             |           
            
                15.00
             |               
            
                14.90
             |                           
            
                15.00
             | 
            
                14.96
             |                     
            
                7.17
             |                                 
            
                403,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/12/2015
             | 
            
                -0.10 / -0.66%
             |             
            
                15.10
             |           
            
                15.10
             |               
            
                14.80
             |                           
            
                15.00
             | 
            
                14.95
             |                     
            
                7.17
             |                                 
            
                194,790
             |            
            
                 
             |                                       
         
    
        
            | 
                11/11/2015
             | 
            
                +0.10 / +0.67%
             |             
            
                15.00
             |           
            
                15.10
             |               
            
                14.90
             |                           
            
                15.10
             | 
            
                15.00
             |                     
            
                7.22
             |                                 
            
                78,320
             |  
            
                 
             |                                                              
             
    
         
    
    
 |