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                    Closing price on 12/28/2009
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                    | Open | 23.50 |  
                    | High | 24.10 |  
                    | Low | 22.80 |  
                    | Volume | 878,220 |  
                    | Split-adjusted Price | 5.47 |  
                
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 |  PET Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 12/28/2009 | -0.10 / -0.43% | 23.50 | 24.10 | 22.80 | 23.00 | 23.00 | 5.47 | 878,220 |   |  
            | 12/25/2009 | +1.10 / +5.00% | 23.10 | 23.10 | 23.10 | 23.10 | 23.10 | 5.49 | 132,820 |   |  			
            | 12/24/2009 | +1.00 / +4.76% | 21.00 | 22.00 | 20.50 | 22.00 | 22.00 | 5.23 | 572,590 |   |  
            | 12/23/2009 | +0.20 / +0.96% | 20.50 | 21.50 | 20.50 | 21.00 | 21.00 | 4.99 | 299,100 |   |  			
            | 12/22/2009 | +0.80 / +4.00% | 20.90 | 21.00 | 20.10 | 20.80 | 20.80 | 4.94 | 705,740 |   |  
            | 12/21/2009 | +0.90 / +4.71% | 19.90 | 20.00 | 19.80 | 20.00 | 20.00 | 4.75 | 242,660 |   |  			
            | 12/18/2009 | +0.90 / +4.95% | 18.50 | 19.10 | 18.50 | 19.10 | 19.10 | 4.54 | 872,310 |   |  
            | 12/17/2009 | -0.70 / -3.70% | 18.00 | 19.00 | 18.00 | 18.20 | 18.20 | 4.33 | 374,890 |   |  			
            | 12/16/2009 | -0.90 / -4.55% | 18.90 | 19.30 | 18.90 | 18.90 | 18.90 | 4.49 | 372,950 |   |  
            | 12/15/2009 | -0.50 / -2.46% | 19.70 | 20.30 | 19.50 | 19.80 | 19.80 | 4.71 | 222,570 |   |  			
            | 12/14/2009 | +0.50 / +2.53% | 19.70 | 20.40 | 19.00 | 20.30 | 20.30 | 4.82 | 636,250 |   |  
            | 12/11/2009 | -1.00 / -4.81% | 20.30 | 20.40 | 19.80 | 19.80 | 19.80 | 4.71 | 280,990 |   |  			
            | 12/10/2009 | -1.00 / -4.59% | 22.30 | 22.30 | 20.80 | 20.80 | 20.80 | 4.94 | 297,070 |   |  
            | 12/9/2009 | -1.10 / -4.80% | 21.80 | 22.00 | 21.80 | 21.80 | 21.80 | 5.18 | 358,670 |   |  			
            | 12/8/2009 | -0.40 / -1.72% | 23.30 | 23.30 | 22.50 | 22.90 | 22.90 | 5.44 | 161,840 |   |  
            | 12/7/2009 | 0.00 / 0.00% | 23.30 | 23.50 | 22.90 | 23.30 | 23.30 | 5.54 | 166,520 |   |  			
            | 12/4/2009 | -0.10 / -0.43% | 23.50 | 23.60 | 23.00 | 23.30 | 23.30 | 5.54 | 142,860 |   |  
            | 12/3/2009 | -0.40 / -1.68% | 23.90 | 24.00 | 22.70 | 23.40 | 23.40 | 5.56 | 281,960 |   |  			
            | 12/2/2009 | -1.20 / -4.80% | 24.10 | 25.00 | 23.80 | 23.80 | 23.80 | 5.66 | 252,830 |   |  
            | 12/1/2009 | +0.50 / +2.04% | 25.00 | 25.60 | 24.90 | 25.00 | 25.00 | 5.94 | 292,220 |   |  			
            | 11/30/2009 | +1.00 / +4.26% | 23.50 | 24.50 | 23.50 | 24.50 | 24.50 | 5.82 | 245,350 |   |  
            | 11/27/2009 | -0.10 / -0.42% | 22.50 | 24.70 | 22.50 | 23.50 | 23.50 | 5.58 | 525,530 |   |  			
            | 11/26/2009 | -1.20 / -4.84% | 23.60 | 23.70 | 23.60 | 23.60 | 23.60 | 5.61 | 192,820 |   |  
            | 11/25/2009 | -1.30 / -4.98% | 25.80 | 25.80 | 24.80 | 24.80 | 24.80 | 5.89 | 415,940 |   |  			
            | 11/24/2009 | -0.50 / -1.88% | 26.60 | 27.00 | 25.90 | 26.10 | 26.10 | 6.20 | 389,740 |   |  
            | 11/23/2009 | -1.40 / -5.00% | 27.90 | 28.00 | 26.60 | 26.60 | 26.60 | 6.32 | 419,670 |   |  			
            | 11/20/2009 | +0.80 / +2.94% | 27.20 | 28.50 | 27.20 | 28.00 | 28.00 | 6.65 | 1,073,530 |   |  
            | 11/19/2009 | +0.60 / +2.26% | 26.10 | 27.40 | 26.10 | 27.20 | 27.20 | 6.46 | 333,180 |   |  			
            | 11/18/2009 | +0.10 / +0.38% | 26.50 | 26.60 | 26.00 | 26.60 | 26.60 | 6.32 | 223,020 |   |  
            | 11/17/2009 | 0.00 / 0.00% | 26.80 | 26.80 | 26.10 | 26.50 | 26.50 | 6.30 | 327,080 |   |  |  |  
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						| Market Update 
        
            
                Last updated at 3:10:01 PM
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