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                    Closing price on 7/22/2013
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        |           
                
                    | Open | 7.40 |  
                    | High | 7.40 |  
                    | Low | 7.40 |  
                    | Volume | 3,100 |  
                    | Split-adjusted Price | 5.07 |  
                
             | 
 |  POT Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 7/22/2013 | 0.00 / 0.00% | 7.40 | 7.40 | 7.40 | 7.40 | 7.40 | 5.07 | 3,100 |   |  
            | 7/19/2013 | 0.00 / 0.00% | 7.40 | 7.40 | 7.40 | 7.40 | 7.40 | 5.07 | 7,000 |   |  			
            | 7/18/2013 | 0.00 / 0.00% | 7.50 | 7.50 | 7.30 | 7.40 | 7.40 | 5.07 | 26,414 |   |  
            | 7/17/2013 | 0.00 / 0.00% | 7.30 | 7.40 | 7.20 | 7.40 | 7.30 | 5.07 | 13,000 |   |  			
            | 7/16/2013 | 0.00 / 0.00% | 6.70 | 7.50 | 6.70 | 7.40 | 7.33 | 5.07 | 7,300 |   |  
            | 7/15/2013 | 0.00 / 0.00% | 7.30 | 7.40 | 7.30 | 7.40 | 7.30 | 5.07 | 3,300 |   |  			
            | 7/12/2013 | 0.00 / 0.00% | 7.30 | 7.40 | 7.30 | 7.40 | 7.35 | 5.07 | 23,100 |   |  
            | 7/11/2013 | 0.00 / 0.00% | 7.40 | 7.40 | 7.40 | 7.40 | 7.40 | 5.07 | 0 |   |  			
            | 7/10/2013 | 0.00 / 0.00% | 7.40 | 7.40 | 7.40 | 7.40 | 7.40 | 5.07 | 0 |   |  
            | 7/9/2013 | 0.00 / 0.00% | 7.50 | 7.50 | 7.40 | 7.40 | 7.41 | 5.07 | 9,700 |   |  			
            | 7/8/2013 | 0.00 / 0.00% | 7.30 | 7.40 | 7.30 | 7.40 | 7.38 | 5.07 | 16,700 |   |  
            | 7/5/2013 | +0.20 / +2.78% | 7.40 | 7.40 | 7.40 | 7.40 | 7.40 | 5.07 | 2,500 |   |  			
            | 7/4/2013 | -0.30 / -4.00% | 7.50 | 7.50 | 7.20 | 7.20 | 7.31 | 4.93 | 5,700 |   |  
            | 7/3/2013 | +0.10 / +1.35% | 7.50 | 7.80 | 7.50 | 7.50 | 7.59 | 5.14 | 28,020 |   |  			
            | 7/2/2013 | -0.10 / -1.33% | 7.20 | 7.60 | 7.20 | 7.40 | 7.55 | 5.07 | 19,700 |   |  
            | 7/1/2013 | +0.10 / +1.35% | 7.50 | 7.50 | 7.50 | 7.50 | 7.50 | 5.14 | 100 |   |  			
            | 6/28/2013 | 0.00 / 0.00% | 7.40 | 7.40 | 7.30 | 7.40 | 7.40 | 5.07 | 21,200 |   |  
            | 6/27/2013 | 0.00 / 0.00% | 7.40 | 7.40 | 7.30 | 7.40 | 7.40 | 5.07 | 9,000 |   |  			
            | 6/26/2013 | 0.00 / 0.00% | 7.40 | 7.40 | 7.40 | 7.40 | 7.40 | 5.07 | 5,808 |   |  
            | 6/25/2013 | -0.10 / -1.33% | 7.40 | 7.40 | 7.20 | 7.40 | 7.30 | 5.07 | 111,968 |   |  			
            | 6/24/2013 | +0.10 / +1.35% | 7.30 | 7.50 | 7.30 | 7.50 | 7.33 | 5.14 | 19,900 |   |  
            | 6/21/2013 | 0.00 / 0.00% | 7.40 | 7.40 | 7.40 | 7.40 | 7.40 | 5.07 | 9,325 |   |  			
            | 6/20/2013 | 0.00 / 0.00% | 7.40 | 7.40 | 7.30 | 7.40 | 7.39 | 5.07 | 28,600 |   |  
            | 6/19/2013 | 0.00 / 0.00% | 7.40 | 7.40 | 7.40 | 7.40 | 7.40 | 5.07 | 12,343 |   |  			
            | 6/18/2013 | 0.00 / 0.00% | 7.40 | 7.40 | 7.40 | 7.40 | 7.40 | 5.07 | 20,700 |   |  
            | 6/17/2013 | -0.10 / -1.33% | 7.50 | 7.50 | 7.40 | 7.40 | 7.44 | 5.07 | 44,500 |   |  			
            | 6/14/2013 | 0.00 / 0.00% | 7.50 | 7.50 | 7.40 | 7.50 | 7.47 | 5.14 | 8,800 |   |  
            | 6/13/2013 | 0.00 / 0.00% | 7.50 | 7.50 | 7.40 | 7.50 | 7.43 | 5.14 | 9,100 |   |  			
            | 6/12/2013 | 0.00 / 0.00% | 7.00 | 7.60 | 7.00 | 7.50 | 7.51 | 5.14 | 6,212 |   |  
            | 6/11/2013 | -0.30 / -3.85% | 7.50 | 7.50 | 7.50 | 7.50 | 7.50 | 5.14 | 2,000 |   |  |