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                    Closing price on 6/13/2011
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                    | Open | 11.80 |  
                    | High | 12.30 |  
                    | Low | 11.70 |  
                    | Volume | 228,850 |  
                    | Split-adjusted Price | 3.38 |  
                
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 |  PET Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 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 |   |  			
            | 6/1/2011 | +0.50 / +4.85% | 10.30 | 10.80 | 10.30 | 10.80 | 10.80 | 3.04 | 187,160 |   |  
            | 5/31/2011 | -0.20 / -1.90% | 10.10 | 10.50 | 10.10 | 10.30 | 10.30 | 2.90 | 57,060 |   |  			
            | 5/30/2011 | -0.50 / -4.55% | 10.60 | 10.80 | 10.50 | 10.50 | 10.50 | 2.96 | 241,610 |   |  
            | 5/27/2011 | +0.50 / +4.76% | 10.90 | 11.00 | 10.60 | 11.00 | 11.00 | 3.10 | 157,170 |   |  			
            | 5/26/2011 | +0.50 / +5.00% | 9.50 | 10.50 | 9.50 | 10.50 | 10.50 | 2.96 | 293,870 |   |  
            | 5/25/2011 | -0.50 / -4.76% | 10.20 | 10.20 | 10.00 | 10.00 | 10.00 | 2.81 | 314,200 |   |  			
            | 5/24/2011 | -0.50 / -4.55% | 10.70 | 10.80 | 10.50 | 10.50 | 10.50 | 2.96 | 355,600 |   |  
            | 5/23/2011 | -0.40 / -3.51% | 11.50 | 11.50 | 10.90 | 11.00 | 11.00 | 3.10 | 265,520 |   |  			
            | 5/20/2011 | -0.20 / -1.72% | 11.60 | 11.70 | 11.40 | 11.40 | 11.40 | 3.21 | 238,990 |   |  
            | 5/19/2011 | -0.10 / -0.85% | 11.70 | 11.80 | 11.60 | 11.60 | 11.60 | 3.27 | 112,160 |   |  			
            | 5/18/2011 | -1.90 / -13.97% | 11.70 | 11.90 | 11.50 | 11.70 | 11.70 | 3.29 | 474,550 |   |  
            | 5/17/2011 | -0.20 / -1.45% | 13.80 | 13.80 | 13.60 | 13.60 | 13.60 | 3.38 | 255,390 |   |  			
            | 5/16/2011 | 0.00 / 0.00% | 13.90 | 13.90 | 13.60 | 13.80 | 13.80 | 3.43 | 167,120 |   |  
            | 5/13/2011 | +0.20 / +1.47% | 13.80 | 13.80 | 13.60 | 13.80 | 13.80 | 3.43 | 156,000 |   |  			
            | 5/12/2011 | -0.20 / -1.45% | 14.00 | 14.00 | 13.60 | 13.60 | 13.60 | 3.38 | 336,230 |   |  
            | 5/11/2011 | -0.20 / -1.43% | 14.00 | 14.10 | 13.80 | 13.80 | 13.80 | 3.43 | 363,090 |   |  			
            | 5/10/2011 | 0.00 / 0.00% | 14.20 | 14.20 | 14.00 | 14.00 | 14.00 | 3.48 | 239,570 |   |  
            | 5/9/2011 | +0.50 / +3.70% | 14.00 | 14.10 | 13.90 | 14.00 | 14.00 | 3.48 | 331,290 |   |  			
            | 5/6/2011 | 0.00 / 0.00% | 13.40 | 13.50 | 13.30 | 13.50 | 13.50 | 3.35 | 47,460 |   |  
            | 5/5/2011 | -0.20 / -1.46% | 13.80 | 13.80 | 13.40 | 13.50 | 13.50 | 3.35 | 97,390 |   |  			
            | 5/4/2011 | 0.00 / 0.00% | 13.80 | 13.80 | 13.50 | 13.70 | 13.70 | 3.40 | 251,040 |   |  
            | 4/29/2011 | +0.20 / +1.48% | 14.00 | 14.00 | 13.70 | 13.70 | 13.70 | 3.40 | 217,170 |   |  |  |  
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						| Market Update 
        
            
                Last updated at 3:10:01 PM
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