| 
                 
                    Closing price on 6/30/2014
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    17.20 | 
                 
                
                    | High | 
                    17.80 | 
                 
                
                    | Low | 
                    17.20 | 
                     
                
                    | Volume | 
                    2,200,260 | 
                                 
                
                    | Split-adjusted Price | 
                    6.74 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PET Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                6/30/2014
             | 
            
                +0.60 / +3.51%
             |             
            
                17.20
             |           
            
                17.80
             |               
            
                17.20
             |                           
            
                17.70
             | 
            
                17.70
             |                     
            
                6.74
             |                                 
            
                2,200,260
             |            
            
                 
             |                                       
         
    
        
            | 
                6/27/2014
             | 
            
                -0.20 / -1.16%
             |             
            
                17.30
             |           
            
                17.40
             |               
            
                17.10
             |                           
            
                17.10
             | 
            
                17.10
             |                     
            
                6.51
             |                                 
            
                945,630
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/26/2014
             | 
            
                +0.30 / +1.76%
             |             
            
                17.20
             |           
            
                17.80
             |               
            
                17.20
             |                           
            
                17.30
             | 
            
                17.30
             |                     
            
                6.59
             |                                 
            
                1,784,320
             |            
            
                 
             |                                       
         
    
        
            | 
                6/25/2014
             | 
            
                +1.10 / +6.92%
             |             
            
                16.00
             |           
            
                17.00
             |               
            
                15.90
             |                           
            
                17.00
             | 
            
                17.00
             |                     
            
                6.47
             |                                 
            
                3,359,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/24/2014
             | 
            
                -0.10 / -0.63%
             |             
            
                16.00
             |           
            
                16.10
             |               
            
                15.90
             |                           
            
                15.90
             | 
            
                15.90
             |                     
            
                6.05
             |                                 
            
                348,360
             |            
            
                 
             |                                       
         
    
        
            | 
                6/23/2014
             | 
            
                +0.40 / +2.56%
             |             
            
                15.80
             |           
            
                16.30
             |               
            
                15.70
             |                           
            
                16.00
             | 
            
                16.00
             |                     
            
                6.09
             |                                 
            
                777,360
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/20/2014
             | 
            
                -0.10 / -0.64%
             |             
            
                15.80
             |           
            
                15.90
             |               
            
                15.40
             |                           
            
                15.60
             | 
            
                15.60
             |                     
            
                5.94
             |                                 
            
                3,864,260
             |            
            
                 
             |                                       
         
    
        
            | 
                6/19/2014
             | 
            
                -0.20 / -1.26%
             |             
            
                15.80
             |           
            
                15.90
             |               
            
                15.50
             |                           
            
                15.70
             | 
            
                15.70
             |                     
            
                5.98
             |                                 
            
                732,750
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/18/2014
             | 
            
                -0.20 / -1.24%
             |             
            
                16.20
             |           
            
                16.20
             |               
            
                15.90
             |                           
            
                15.90
             | 
            
                15.90
             |                     
            
                6.05
             |                                 
            
                669,960
             |            
            
                 
             |                                       
         
    
        
            | 
                6/17/2014
             | 
            
                +0.20 / +1.26%
             |             
            
                15.90
             |           
            
                16.20
             |               
            
                15.70
             |                           
            
                16.10
             | 
            
                16.10
             |                     
            
                6.13
             |                                 
            
                800,840
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/16/2014
             | 
            
                -0.30 / -1.85%
             |             
            
                16.20
             |           
            
                16.20
             |               
            
                15.70
             |                           
            
                15.90
             | 
            
                15.90
             |                     
            
                6.05
             |                                 
            
                494,220
             |            
            
                 
             |                                       
         
    
        
            | 
                6/13/2014
             | 
            
                +0.20 / +1.25%
             |             
            
                16.00
             |           
            
                16.30
             |               
            
                15.90
             |                           
            
                16.20
             | 
            
                16.20
             |                     
            
                6.17
             |                                 
            
                697,730
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/12/2014
             | 
            
                +0.70 / +4.58%
             |             
            
                15.30
             |           
            
                16.30
             |               
            
                15.30
             |                           
            
                16.00
             | 
            
                16.00
             |                     
            
                6.09
             |                                 
            
                1,988,690
             |            
            
                 
             |                                       
         
    
        
            | 
                6/11/2014
             | 
            
                +0.30 / +2.00%
             |             
            
                14.90
             |           
            
                15.40
             |               
            
                14.80
             |                           
            
                15.30
             | 
            
                15.30
             |                     
            
                5.83
             |                                 
            
                587,360
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/10/2014
             | 
            
                0.00 / 0.00%
             |             
            
                14.90
             |           
            
                15.00
             |               
            
                14.80
             |                           
            
                15.00
             | 
            
                15.00
             |                     
            
                5.71
             |                                 
            
                326,260
             |            
            
                 
             |                                       
         
    
        
            | 
                6/9/2014
             | 
            
                -0.10 / -0.66%
             |             
            
                14.90
             |           
            
                15.20
             |               
            
                14.50
             |                           
            
                15.00
             | 
            
                15.00
             |                     
            
                5.71
             |                                 
            
                706,220
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/6/2014
             | 
            
                +0.40 / +2.72%
             |             
            
                14.70
             |           
            
                15.10
             |               
            
                14.70
             |                           
            
                15.10
             | 
            
                15.10
             |                     
            
                5.75
             |                                 
            
                82,830
             |            
            
                 
             |                                       
         
    
        
            | 
                6/5/2014
             | 
            
                -0.20 / -1.34%
             |             
            
                14.90
             |           
            
                15.00
             |               
            
                14.70
             |                           
            
                14.70
             | 
            
                14.70
             |                     
            
                5.60
             |                                 
            
                203,260
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/4/2014
             | 
            
                -0.30 / -1.97%
             |             
            
                15.30
             |           
            
                15.30
             |               
            
                14.70
             |                           
            
                14.90
             | 
            
                14.90
             |                     
            
                5.67
             |                                 
            
                217,300
             |            
            
                 
             |                                       
         
    
        
            | 
                6/3/2014
             | 
            
                -0.10 / -0.65%
             |             
            
                15.30
             |           
            
                15.50
             |               
            
                15.20
             |                           
            
                15.20
             | 
            
                15.20
             |                     
            
                5.79
             |                                 
            
                180,940
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/2/2014
             | 
            
                -0.30 / -1.92%
             |             
            
                15.60
             |           
            
                15.60
             |               
            
                15.10
             |                           
            
                15.30
             | 
            
                15.30
             |                     
            
                5.83
             |                                 
            
                483,530
             |            
            
                 
             |                                       
         
    
        
            | 
                5/30/2014
             | 
            
                -0.20 / -1.27%
             |             
            
                15.60
             |           
            
                15.80
             |               
            
                15.60
             |                           
            
                15.60
             | 
            
                15.60
             |                     
            
                5.94
             |                                 
            
                319,540
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/29/2014
             | 
            
                -0.20 / -1.25%
             |             
            
                16.00
             |           
            
                16.10
             |               
            
                15.80
             |                           
            
                15.80
             | 
            
                15.80
             |                     
            
                6.02
             |                                 
            
                434,780
             |            
            
                 
             |                                       
         
    
        
            | 
                5/28/2014
             | 
            
                0.00 / 0.00%
             |             
            
                16.00
             |           
            
                16.40
             |               
            
                15.80
             |                           
            
                16.00
             | 
            
                16.00
             |                     
            
                6.09
             |                                 
            
                662,710
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/27/2014
             | 
            
                +0.20 / +1.27%
             |             
            
                15.70
             |           
            
                16.10
             |               
            
                15.70
             |                           
            
                16.00
             | 
            
                16.00
             |                     
            
                6.09
             |                                 
            
                619,820
             |            
            
                 
             |                                       
         
    
        
            | 
                5/26/2014
             | 
            
                +0.10 / +0.64%
             |             
            
                15.60
             |           
            
                15.90
             |               
            
                15.40
             |                           
            
                15.80
             | 
            
                15.80
             |                     
            
                6.02
             |                                 
            
                182,410
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/23/2014
             | 
            
                -0.20 / -1.26%
             |             
            
                15.90
             |           
            
                16.00
             |               
            
                15.60
             |                           
            
                15.70
             | 
            
                15.70
             |                     
            
                5.98
             |                                 
            
                139,310
             |            
            
                 
             |                                       
         
    
        
            | 
                5/22/2014
             | 
            
                -0.50 / -3.05%
             |             
            
                16.30
             |           
            
                16.30
             |               
            
                15.80
             |                           
            
                15.90
             | 
            
                15.90
             |                     
            
                6.05
             |                                 
            
                549,940
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/21/2014
             | 
            
                +0.50 / +3.14%
             |             
            
                15.90
             |           
            
                16.70
             |               
            
                15.80
             |                           
            
                16.40
             | 
            
                16.40
             |                     
            
                5.98
             |                                 
            
                534,980
             |            
            
                 
             |                                       
         
    
        
            | 
                5/20/2014
             | 
            
                +0.20 / +1.27%
             |             
            
                15.60
             |           
            
                15.90
             |               
            
                15.50
             |                           
            
                15.90
             | 
            
                15.90
             |                     
            
                5.80
             |                                 
            
                368,780
             |  
            
                 
             |                                                              
             
    
         
    
    
 |