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            | 
                    Closing price on 2/11/2014
                 |  |  
    
        |           
                
                    | Open | 9.70 |  
                    | High | 10.50 |  
                    | Low | 9.50 |  
                    | Volume | 25,500 |  
                    | Split-adjusted Price | 6.51 |  
                
             | 
 |  POT Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 2/11/2014 | -0.20 / -2.06% | 9.70 | 10.50 | 9.50 | 9.50 | 9.71 | 6.51 | 25,500 |   |  
            | 2/10/2014 | +0.40 / +4.30% | 9.30 | 10.20 | 9.30 | 9.70 | 9.50 | 6.65 | 15,200 |   |  			
            | 2/7/2014 | +0.70 / +8.14% | 9.40 | 9.40 | 9.00 | 9.30 | 9.31 | 6.37 | 20,124 |   |  
            | 2/6/2014 | -0.60 / -6.52% | 9.00 | 9.40 | 8.60 | 8.60 | 8.64 | 5.89 | 3,000 |   |  			
            | 1/27/2014 | -0.30 / -3.16% | 9.00 | 9.30 | 9.00 | 9.20 | 9.09 | 6.30 | 9,100 |   |  
            | 1/24/2014 | +0.70 / +7.95% | 8.70 | 9.50 | 8.70 | 9.50 | 9.19 | 6.51 | 44,200 |   |  			
            | 1/23/2014 | +0.10 / +1.15% | 8.40 | 8.80 | 8.40 | 8.80 | 8.74 | 6.03 | 2,700 |   |  
            | 1/22/2014 | -0.20 / -2.25% | 8.70 | 8.70 | 8.40 | 8.70 | 8.54 | 5.96 | 18,000 |   |  			
            | 1/21/2014 | +0.10 / +1.14% | 9.20 | 9.40 | 8.50 | 8.90 | 8.70 | 6.10 | 6,200 |   |  
            | 1/20/2014 | -0.10 / -1.12% | 8.50 | 8.90 | 8.50 | 8.80 | 8.66 | 6.03 | 20,100 |   |  			
            | 1/17/2014 | +0.60 / +7.23% | 8.30 | 8.90 | 8.30 | 8.90 | 8.67 | 6.10 | 81,600 |   |  
            | 1/16/2014 | +0.10 / +1.22% | 8.20 | 8.60 | 8.20 | 8.30 | 8.22 | 5.69 | 26,348 |   |  			
            | 1/15/2014 | +0.20 / +2.50% | 8.20 | 8.20 | 8.00 | 8.20 | 8.12 | 5.62 | 12,500 |   |  
            | 1/14/2014 | -0.10 / -1.23% | 8.00 | 8.10 | 7.90 | 8.00 | 7.98 | 5.48 | 24,100 |   |  			
            | 1/13/2014 | 0.00 / 0.00% | 8.10 | 8.10 | 8.10 | 8.10 | 8.10 | 5.55 | 708 |   |  
            | 1/10/2014 | 0.00 / 0.00% | 8.10 | 8.10 | 8.00 | 8.10 | 8.05 | 5.55 | 5,700 |   |  			
            | 1/9/2014 | 0.00 / 0.00% | 8.20 | 8.30 | 8.10 | 8.10 | 8.10 | 5.55 | 29,200 |   |  
            | 1/8/2014 | 0.00 / 0.00% | 8.00 | 8.20 | 8.00 | 8.10 | 8.09 | 5.55 | 10,732 |   |  			
            | 1/7/2014 | -0.20 / -2.41% | 8.50 | 8.50 | 8.10 | 8.10 | 8.18 | 5.55 | 8,400 |   |  
            | 1/6/2014 | +0.50 / +6.41% | 8.00 | 8.50 | 7.70 | 8.30 | 8.33 | 5.69 | 101,142 |   |  			
            | 1/3/2014 | +0.30 / +4.00% | 7.60 | 8.00 | 7.60 | 7.80 | 7.89 | 5.35 | 53,216 |   |  
            | 1/2/2014 | +0.10 / +1.35% | 7.50 | 7.50 | 7.40 | 7.50 | 7.41 | 5.14 | 22,600 |   |  			
            | 12/31/2013 | +0.30 / +4.23% | 7.20 | 7.40 | 7.20 | 7.40 | 7.29 | 5.07 | 15,100 |   |  
            | 12/30/2013 | -0.30 / -4.05% | 7.30 | 7.30 | 7.10 | 7.10 | 7.24 | 4.87 | 15,600 |   |  			
            | 12/27/2013 | -0.20 / -2.63% | 7.60 | 7.60 | 7.40 | 7.40 | 7.49 | 5.07 | 15,400 |   |  
            | 12/26/2013 | -0.20 / -2.56% | 7.60 | 7.60 | 7.60 | 7.60 | 7.60 | 5.21 | 6,300 |   |  			
            | 12/25/2013 | +0.20 / +2.63% | 7.60 | 7.80 | 7.60 | 7.80 | 7.60 | 5.35 | 8,700 |   |  
            | 12/24/2013 | 0.00 / 0.00% | 7.60 | 7.60 | 7.60 | 7.60 | 7.60 | 5.21 | 9,716 |   |  			
            | 12/23/2013 | -0.20 / -2.56% | 7.80 | 7.80 | 7.50 | 7.60 | 7.69 | 5.21 | 12,200 |   |  
            | 12/20/2013 | +0.40 / +5.41% | 7.50 | 8.10 | 7.50 | 7.80 | 7.86 | 5.35 | 92,800 |   |  |