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                    Closing price on 11/3/2009
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                    | Open | 28.20 |  
                    | High | 28.20 |  
                    | Low | 26.80 |  
                    | Volume | 301,860 |  
                    | Split-adjusted Price | 6.37 |  
                
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 |  PET Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 11/3/2009 | -1.40 / -4.96% | 28.20 | 28.20 | 26.80 | 26.80 | 26.80 | 6.37 | 301,860 |   |  
            | 11/2/2009 | -1.40 / -4.73% | 28.30 | 28.50 | 28.20 | 28.20 | 28.20 | 6.70 | 240,660 |   |  			
            | 10/30/2009 | +0.10 / +0.34% | 30.00 | 30.50 | 29.40 | 29.60 | 29.60 | 7.03 | 303,130 |   |  
            | 10/29/2009 | -1.50 / -4.84% | 29.50 | 30.00 | 29.50 | 29.50 | 29.50 | 7.01 | 420,500 |   |  			
            | 10/28/2009 | +1.10 / +3.68% | 30.10 | 31.00 | 29.90 | 31.00 | 31.00 | 7.37 | 506,080 |   |  
            | 10/27/2009 | -1.50 / -4.78% | 30.50 | 30.70 | 29.90 | 29.90 | 29.90 | 7.11 | 685,800 |   |  			
            | 10/26/2009 | -0.50 / -1.57% | 31.80 | 32.50 | 31.00 | 31.40 | 31.40 | 7.46 | 938,990 |   |  
            | 10/23/2009 | -0.80 / -2.45% | 32.90 | 33.00 | 31.90 | 31.90 | 31.90 | 7.58 | 1,231,880 |   |  			
            | 10/22/2009 | -0.50 / -1.51% | 33.30 | 33.30 | 32.40 | 32.70 | 32.70 | 7.77 | 635,550 |   |  
            | 10/21/2009 | +0.60 / +1.84% | 32.50 | 33.30 | 32.20 | 33.20 | 33.20 | 7.89 | 1,386,230 |   |  			
            | 10/20/2009 | +0.80 / +2.52% | 32.00 | 32.70 | 31.80 | 32.60 | 32.60 | 7.75 | 1,224,490 |   |  
            | 10/19/2009 | -0.70 / -2.15% | 32.00 | 32.60 | 31.80 | 31.80 | 31.80 | 7.56 | 603,220 |   |  			
            | 10/16/2009 | 0.00 / 0.00% | 32.00 | 33.50 | 31.80 | 32.50 | 32.50 | 7.72 | 1,739,170 |   |  
            | 10/15/2009 | +1.50 / +4.84% | 32.50 | 32.50 | 31.90 | 32.50 | 32.50 | 7.72 | 1,424,330 |   |  			
            | 10/14/2009 | +0.70 / +2.31% | 30.30 | 31.00 | 30.00 | 31.00 | 31.00 | 7.37 | 940,840 |   |  
            | 10/13/2009 | -1.40 / -4.42% | 30.70 | 31.70 | 30.30 | 30.30 | 30.30 | 7.20 | 1,027,800 |   |  			
            | 10/12/2009 | +1.40 / +4.62% | 30.60 | 31.80 | 30.20 | 31.70 | 31.70 | 7.53 | 1,655,710 |   |  
            | 10/9/2009 | -0.50 / -1.62% | 31.00 | 31.00 | 30.20 | 30.30 | 30.30 | 7.20 | 848,960 |   |  			
            | 10/8/2009 | -0.10 / -0.32% | 30.70 | 31.40 | 29.80 | 30.80 | 30.80 | 7.32 | 738,510 |   |  
            | 10/7/2009 | +1.40 / +4.75% | 30.10 | 30.90 | 29.80 | 30.90 | 30.90 | 7.34 | 637,760 |   |  			
            | 10/6/2009 | +0.50 / +1.72% | 29.00 | 29.60 | 28.50 | 29.50 | 29.50 | 7.01 | 856,390 |   |  
            | 10/5/2009 | -0.40 / -1.36% | 29.80 | 30.00 | 28.00 | 29.00 | 29.00 | 6.89 | 873,830 |   |  			
            | 10/2/2009 | -1.50 / -4.85% | 29.40 | 29.70 | 29.40 | 29.40 | 29.40 | 6.99 | 850,650 |   |  
            | 10/1/2009 | -1.60 / -4.92% | 31.30 | 32.00 | 30.90 | 30.90 | 30.90 | 7.34 | 1,242,440 |   |  			
            | 9/30/2009 | -1.70 / -4.97% | 32.50 | 33.90 | 32.50 | 32.50 | 32.50 | 7.72 | 1,473,860 |   |  
            | 9/29/2009 | +1.60 / +4.91% | 34.10 | 34.20 | 33.20 | 34.20 | 34.20 | 8.13 | 1,547,840 |   |  			
            | 9/28/2009 | +1.50 / +4.82% | 32.60 | 32.60 | 32.20 | 32.60 | 32.60 | 7.75 | 2,527,390 |   |  
            | 9/25/2009 | +0.70 / +2.30% | 30.40 | 31.50 | 30.20 | 31.10 | 31.10 | 7.39 | 1,907,270 |   |  			
            | 9/24/2009 | +1.40 / +4.83% | 30.40 | 30.40 | 29.70 | 30.40 | 30.40 | 7.22 | 2,309,120 |   |  
            | 9/23/2009 | +1.30 / +4.69% | 28.70 | 29.00 | 28.60 | 29.00 | 29.00 | 6.89 | 1,300,310 |   |  |  |  
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						| Market Update 
        
            
                Last updated at 3:10:01 PM
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