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                    Closing price on 3/16/2010
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                    | Open | 26.80 |  
                    | High | 27.20 |  
                    | Low | 26.00 |  
                    | Volume | 1,100,040 |  
                    | Split-adjusted Price | 6.18 |  
                
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 |  PET Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 3/16/2010 | -1.30 / -4.76% | 26.80 | 27.20 | 26.00 | 26.00 | 26.00 | 6.18 | 1,100,040 |   |  
            | 3/15/2010 | +0.30 / +1.11% | 27.50 | 27.50 | 26.80 | 27.30 | 27.30 | 6.49 | 1,046,430 |   |  			
            | 3/12/2010 | -0.10 / -0.37% | 27.20 | 27.40 | 26.90 | 27.00 | 27.00 | 6.42 | 743,630 |   |  
            | 3/11/2010 | -1.00 / -3.56% | 27.90 | 28.10 | 27.00 | 27.10 | 27.10 | 6.44 | 891,020 |   |  			
            | 3/10/2010 | +0.10 / +0.36% | 28.00 | 29.00 | 27.30 | 28.10 | 28.10 | 6.68 | 1,059,480 |   |  
            | 3/9/2010 | +1.30 / +4.87% | 26.50 | 28.00 | 26.50 | 28.00 | 28.00 | 6.65 | 1,627,900 |   |  			
            | 3/8/2010 | +1.20 / +4.71% | 25.90 | 26.70 | 25.70 | 26.70 | 26.70 | 6.35 | 1,852,980 |   |  
            | 3/5/2010 | -0.10 / -0.39% | 25.60 | 26.10 | 25.10 | 25.50 | 25.50 | 6.06 | 1,179,580 |   |  			
            | 3/4/2010 | +1.20 / +4.92% | 25.60 | 25.60 | 25.30 | 25.60 | 25.60 | 6.08 | 750,600 |   |  
            | 3/3/2010 | +1.10 / +4.72% | 23.70 | 24.40 | 23.70 | 24.40 | 24.40 | 5.80 | 1,503,290 |   |  			
            | 3/2/2010 | +0.30 / +1.30% | 23.10 | 23.70 | 22.80 | 23.30 | 23.30 | 5.54 | 465,840 |   |  
            | 3/1/2010 | +0.20 / +0.88% | 23.10 | 23.30 | 22.80 | 23.00 | 23.00 | 5.47 | 317,830 |   |  			
            | 2/26/2010 | +0.20 / +0.88% | 22.60 | 23.00 | 22.50 | 22.80 | 22.80 | 5.42 | 230,270 |   |  
            | 2/25/2010 | -0.20 / -0.88% | 23.00 | 23.40 | 22.60 | 22.60 | 22.60 | 5.37 | 260,600 |   |  			
            | 2/24/2010 | 0.00 / 0.00% | 22.40 | 22.90 | 22.30 | 22.80 | 22.80 | 5.42 | 200,080 |   |  
            | 2/23/2010 | -0.70 / -2.98% | 22.90 | 23.00 | 22.60 | 22.80 | 22.80 | 5.42 | 266,940 |   |  			
            | 2/22/2010 | +0.50 / +2.17% | 23.40 | 23.80 | 23.10 | 23.50 | 23.50 | 5.58 | 237,840 |   |  
            | 2/12/2010 | +0.60 / +2.68% | 22.80 | 23.60 | 22.80 | 23.00 | 23.00 | 5.47 | 248,910 |   |  			
            | 2/11/2010 | 0.00 / 0.00% | 22.40 | 22.40 | 22.40 | 22.40 | 22.40 | 5.32 | 261,020 |   |  
            | 2/10/2010 | +0.30 / +1.36% | 22.10 | 22.50 | 22.10 | 22.40 | 22.40 | 5.32 | 170,740 |   |  			
            | 2/9/2010 | -1.00 / -4.33% | 22.70 | 22.70 | 22.10 | 22.10 | 22.10 | 5.25 | 316,970 |   |  
            | 2/8/2010 | 0.00 / 0.00% | 23.00 | 23.20 | 22.40 | 23.10 | 23.10 | 5.49 | 313,700 |   |  			
            | 2/5/2010 | +0.80 / +3.59% | 22.40 | 23.40 | 22.40 | 23.10 | 23.10 | 5.49 | 1,569,400 |   |  
            | 2/4/2010 | +1.00 / +4.69% | 21.40 | 22.30 | 21.40 | 22.30 | 22.30 | 5.30 | 555,900 |   |  			
            | 2/3/2010 | +0.50 / +2.40% | 20.80 | 21.50 | 20.80 | 21.30 | 21.30 | 5.06 | 499,840 |   |  
            | 2/2/2010 | -0.10 / -0.48% | 20.90 | 21.10 | 20.80 | 20.80 | 20.80 | 4.94 | 199,230 |   |  			
            | 2/1/2010 | +0.20 / +0.97% | 21.00 | 21.20 | 20.50 | 20.90 | 20.90 | 4.97 | 140,590 |   |  
            | 1/29/2010 | +0.10 / +0.49% | 20.50 | 21.00 | 20.40 | 20.70 | 20.70 | 4.92 | 164,070 |   |  			
            | 1/28/2010 | -0.40 / -1.90% | 20.60 | 21.00 | 20.50 | 20.60 | 20.60 | 4.90 | 177,410 |   |  
            | 1/27/2010 | -0.70 / -3.23% | 21.70 | 22.00 | 20.70 | 21.00 | 21.00 | 4.99 | 502,180 |   |  |  |  
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						| Market Update 
        
            
                Last updated at 3:10:01 PM
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