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                    Closing price on 7/13/2011
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                    | Open | 12.40 |  
                    | High | 12.50 |  
                    | Low | 12.10 |  
                    | Volume | 143,910 |  
                    | Split-adjusted Price | 3.41 |  
                
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 |  PET Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 7/13/2011 | -0.30 / -2.42% | 12.40 | 12.50 | 12.10 | 12.10 | 12.10 | 3.41 | 143,910 |   |  
            | 7/12/2011 | 0.00 / 0.00% | 12.20 | 12.40 | 12.10 | 12.40 | 12.40 | 3.49 | 117,300 |   |  			
            | 7/11/2011 | 0.00 / 0.00% | 12.30 | 12.70 | 12.20 | 12.40 | 12.40 | 3.49 | 123,730 |   |  
            | 7/8/2011 | -0.30 / -2.36% | 12.40 | 12.60 | 12.40 | 12.40 | 12.40 | 3.49 | 114,120 |   |  			
            | 7/7/2011 | 0.00 / 0.00% | 12.50 | 12.80 | 12.50 | 12.70 | 12.70 | 3.57 | 998,650 |   |  
            | 7/6/2011 | -0.20 / -1.55% | 12.70 | 12.90 | 12.70 | 12.70 | 12.70 | 3.57 | 172,810 |   |  			
            | 7/5/2011 | +0.20 / +1.57% | 13.00 | 13.20 | 12.60 | 12.90 | 12.90 | 3.63 | 733,950 |   |  
            | 7/4/2011 | -0.60 / -4.51% | 12.90 | 13.00 | 12.70 | 12.70 | 12.70 | 3.57 | 584,220 |   |  			
            | 7/1/2011 | -0.70 / -5.00% | 14.00 | 14.00 | 13.30 | 13.30 | 13.30 | 3.74 | 313,130 |   |  
            | 6/30/2011 | +0.30 / +2.19% | 13.30 | 14.00 | 13.30 | 14.00 | 14.00 | 3.94 | 2,114,580 |   |  			
            | 6/29/2011 | +0.20 / +1.48% | 13.10 | 13.70 | 12.90 | 13.70 | 13.70 | 3.86 | 784,520 |   |  
            | 6/28/2011 | +0.20 / +1.50% | 13.20 | 13.50 | 12.80 | 13.50 | 13.50 | 3.80 | 499,950 |   |  			
            | 6/27/2011 | 0.00 / 0.00% | 13.30 | 13.30 | 13.00 | 13.30 | 13.30 | 3.74 | 255,410 |   |  
            | 6/24/2011 | +0.40 / +3.10% | 12.60 | 13.30 | 12.50 | 13.30 | 13.30 | 3.74 | 583,050 |   |  			
            | 6/23/2011 | +0.50 / +4.03% | 12.40 | 12.90 | 12.30 | 12.90 | 12.90 | 3.63 | 628,300 |   |  
            | 6/22/2011 | +0.40 / +3.33% | 12.00 | 12.50 | 11.90 | 12.40 | 12.40 | 3.49 | 871,250 |   |  			
            | 6/21/2011 | +0.30 / +2.56% | 11.80 | 12.10 | 11.60 | 12.00 | 12.00 | 3.38 | 217,140 |   |  
            | 6/20/2011 | 0.00 / 0.00% | 11.40 | 11.70 | 11.20 | 11.70 | 11.70 | 3.29 | 427,760 |   |  			
            | 6/17/2011 | -0.40 / -3.31% | 12.20 | 12.20 | 11.60 | 11.70 | 11.70 | 3.29 | 270,080 |   |  
            | 6/16/2011 | +0.20 / +1.68% | 11.60 | 12.20 | 11.60 | 12.10 | 12.10 | 3.41 | 229,160 |   |  			
            | 6/15/2011 | -0.30 / -2.46% | 12.00 | 12.10 | 11.60 | 11.90 | 11.90 | 3.35 | 311,030 |   |  
            | 6/14/2011 | +0.20 / +1.67% | 12.00 | 12.60 | 11.90 | 12.20 | 12.20 | 3.43 | 427,230 |   |  			
            | 6/13/2011 | 0.00 / 0.00% | 11.80 | 12.30 | 11.70 | 12.00 | 12.00 | 3.38 | 228,850 |   |  
            | 6/10/2011 | +0.50 / +4.35% | 11.80 | 12.00 | 11.70 | 12.00 | 12.00 | 3.38 | 517,180 |   |  			
            | 6/9/2011 | +0.10 / +0.88% | 11.20 | 11.60 | 11.20 | 11.50 | 11.50 | 3.24 | 139,140 |   |  
            | 6/8/2011 | -0.20 / -1.72% | 11.60 | 11.70 | 11.20 | 11.40 | 11.40 | 3.21 | 355,340 |   |  			
            | 6/7/2011 | +0.50 / +4.50% | 11.30 | 11.60 | 11.20 | 11.60 | 11.60 | 3.27 | 357,570 |   |  
            | 6/6/2011 | +0.20 / +1.83% | 11.00 | 11.10 | 10.80 | 11.10 | 11.10 | 3.12 | 75,620 |   |  			
            | 6/3/2011 | -0.30 / -2.68% | 11.50 | 11.60 | 10.90 | 10.90 | 10.90 | 3.07 | 417,430 |   |  
            | 6/2/2011 | +0.40 / +3.70% | 11.20 | 11.30 | 11.00 | 11.20 | 11.20 | 3.15 | 675,100 |   |  |  |  
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						| Market Update 
        
            
                Last updated at 3:10:01 PM
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