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                    Closing price on 8/7/2009
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                    | Open | 23.30 |  
                    | High | 23.90 |  
                    | Low | 23.20 |  
                    | Volume | 355,000 |  
                    | Split-adjusted Price | 5.58 |  
                
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 |  PET Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 8/7/2009 | +0.20 / +0.86% | 23.30 | 23.90 | 23.20 | 23.50 | 23.50 | 5.58 | 355,000 |   |  
            | 8/6/2009 | -0.20 / -0.85% | 23.40 | 23.90 | 23.30 | 23.30 | 23.30 | 5.54 | 539,960 |   |  			
            | 8/5/2009 | -0.40 / -1.67% | 23.70 | 23.80 | 23.30 | 23.50 | 23.50 | 5.58 | 409,180 |   |  
            | 8/4/2009 | +0.70 / +3.02% | 23.80 | 23.90 | 23.30 | 23.90 | 23.90 | 5.68 | 465,900 |   |  			
            | 8/3/2009 | +0.30 / +1.31% | 23.00 | 23.90 | 22.60 | 23.20 | 23.20 | 5.51 | 702,280 |   |  
            | 7/31/2009 | +1.00 / +4.57% | 22.00 | 22.90 | 22.00 | 22.90 | 22.90 | 5.44 | 635,450 |   |  			
            | 7/30/2009 | 0.00 / 0.00% | 21.30 | 21.90 | 20.90 | 21.90 | 21.90 | 5.20 | 490,900 |   |  
            | 7/29/2009 | -0.10 / -0.45% | 22.90 | 22.90 | 21.60 | 21.90 | 21.90 | 5.20 | 428,430 |   |  			
            | 7/28/2009 | +0.40 / +1.85% | 21.70 | 22.60 | 21.20 | 22.00 | 22.00 | 5.23 | 1,155,960 |   |  
            | 7/27/2009 | +1.00 / +4.85% | 21.60 | 21.60 | 21.00 | 21.60 | 21.60 | 5.13 | 666,660 |   |  			
            | 7/24/2009 | +0.90 / +4.57% | 20.60 | 20.60 | 20.60 | 20.60 | 20.60 | 4.90 | 181,110 |   |  
            | 7/23/2009 | +0.90 / +4.79% | 18.80 | 19.70 | 18.80 | 19.70 | 19.70 | 4.68 | 212,240 |   |  			
            | 7/22/2009 | +0.10 / +0.53% | 19.20 | 19.20 | 18.80 | 18.80 | 18.80 | 4.47 | 124,060 |   |  
            | 7/21/2009 | +0.20 / +1.08% | 18.50 | 19.30 | 18.50 | 18.70 | 18.70 | 4.44 | 142,870 |   |  			
            | 7/20/2009 | -0.70 / -3.65% | 18.50 | 18.60 | 18.30 | 18.50 | 18.50 | 4.40 | 191,310 |   |  
            | 7/17/2009 | -0.40 / -2.04% | 19.20 | 19.40 | 19.00 | 19.20 | 19.20 | 4.56 | 102,520 |   |  			
            | 7/16/2009 | +0.60 / +3.16% | 19.90 | 19.90 | 19.00 | 19.60 | 19.60 | 4.66 | 180,080 |   |  
            | 7/15/2009 | +0.70 / +3.83% | 18.60 | 19.20 | 18.60 | 19.00 | 19.00 | 4.52 | 188,090 |   |  			
            | 7/14/2009 | -0.70 / -3.68% | 18.80 | 19.20 | 18.10 | 18.30 | 18.30 | 4.35 | 293,850 |   |  
            | 7/13/2009 | -0.90 / -4.52% | 19.60 | 19.80 | 19.00 | 19.00 | 19.00 | 4.52 | 177,420 |   |  			
            | 7/10/2009 | -0.80 / -3.86% | 20.50 | 20.50 | 19.70 | 19.90 | 19.90 | 4.73 | 238,680 |   |  
            | 7/9/2009 | 0.00 / 0.00% | 21.40 | 21.40 | 20.40 | 20.70 | 20.70 | 4.92 | 357,300 |   |  			
            | 7/8/2009 | +0.90 / +4.55% | 20.70 | 20.70 | 20.40 | 20.70 | 20.70 | 4.92 | 654,980 |   |  
            | 7/7/2009 | +0.90 / +4.76% | 19.80 | 19.80 | 19.80 | 19.80 | 19.80 | 4.71 | 24,850 |   |  			
            | 7/6/2009 | +0.90 / +5.00% | 18.90 | 18.90 | 18.90 | 18.90 | 18.90 | 4.49 | 39,390 |   |  
            | 7/3/2009 | -0.10 / -0.55% | 17.20 | 18.10 | 17.20 | 18.00 | 18.00 | 4.28 | 223,060 |   |  			
            | 7/2/2009 | 0.00 / 0.00% | 18.10 | 18.40 | 17.20 | 18.10 | 18.10 | 4.30 | 320,360 |   |  
            | 7/1/2009 | -0.90 / -4.74% | 18.10 | 18.10 | 18.10 | 18.10 | 18.10 | 4.30 | 121,270 |   |  			
            | 6/30/2009 | -1.00 / -5.00% | 19.90 | 19.90 | 19.00 | 19.00 | 19.00 | 4.52 | 335,490 |   |  
            | 6/29/2009 | -0.50 / -2.44% | 20.30 | 20.50 | 20.00 | 20.00 | 20.00 | 4.75 | 194,920 |   |  |  |  
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						| Market Update 
        
            
                Last updated at 3:10:01 PM
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