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            | 
                    Closing price on 12/23/2013
                 |  |  
    
        |           
                
                    | Open | 3.70 |  
                    | High | 3.70 |  
                    | Low | 3.70 |  
                    | Volume | 17,930 |  
                    | Split-adjusted Price | 3.70 |  
                
             | 
 |  PSB Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 12/23/2013 | +0.10 / +2.78% | 3.70 | 3.70 | 3.70 | 3.70 | 3.70 | 3.70 | 17,930 |   |  
            | 12/20/2013 | 0.00 / 0.00% | 3.70 | 3.70 | 3.60 | 3.60 | 3.60 | 3.60 | 18,700 |   |  			
            | 12/19/2013 | -0.10 / -2.70% | 3.70 | 3.70 | 3.60 | 3.60 | 3.60 | 3.60 | 37,000 |   |  
            | 12/18/2013 | 0.00 / 0.00% | 3.70 | 3.70 | 3.70 | 3.70 | 3.70 | 3.70 | 34,300 |   |  			
            | 12/17/2013 | -0.10 / -2.63% | 3.70 | 3.70 | 3.70 | 3.70 | 3.70 | 3.70 | 10,900 |   |  
            | 12/13/2013 | 0.00 / 0.00% | 3.80 | 3.80 | 3.80 | 3.80 | 3.80 | 3.80 | 400 |   |  			
            | 12/12/2013 | 0.00 / 0.00% | 3.70 | 3.80 | 3.70 | 3.80 | 3.70 | 3.80 | 6,710 |   |  
            | 12/11/2013 | 0.00 / 0.00% | 3.90 | 3.90 | 3.80 | 3.80 | 3.80 | 3.80 | 44,700 |   |  			
            | 12/10/2013 | 0.00 / 0.00% | 3.80 | 4.00 | 3.80 | 3.80 | 3.80 | 3.80 | 58,197 |   |  
            | 12/9/2013 | 0.00 / 0.00% | 3.80 | 4.00 | 3.80 | 3.80 | 3.80 | 3.80 | 11,500 |   |  			
            | 12/6/2013 | +0.20 / +5.56% | 3.50 | 3.90 | 3.50 | 3.80 | 3.60 | 3.80 | 93,100 |   |  
            | 12/5/2013 | -0.20 / -5.26% | 3.80 | 3.80 | 3.60 | 3.60 | 3.60 | 3.60 | 35,900 |   |  			
            | 12/4/2013 | +0.10 / +2.70% | 3.90 | 3.90 | 3.80 | 3.80 | 3.90 | 3.80 | 37,500 |   |  
            | 12/3/2013 | +0.10 / +2.78% | 3.70 | 3.70 | 3.50 | 3.70 | 3.60 | 3.70 | 37,900 |   |  			
            | 12/2/2013 | +0.10 / +2.86% | 3.80 | 3.80 | 3.50 | 3.60 | 3.70 | 3.60 | 62,250 |   |  
            | 11/29/2013 | +0.20 / +6.06% | 3.20 | 3.50 | 3.10 | 3.50 | 3.20 | 3.50 | 84,900 |   |  			
            | 11/28/2013 | +0.20 / +6.45% | 3.10 | 3.30 | 3.10 | 3.30 | 3.20 | 3.30 | 22,400 |   |  
            | 11/27/2013 | 0.00 / 0.00% | 3.20 | 3.20 | 3.10 | 3.10 | 3.10 | 3.10 | 47,900 |   |  			
            | 11/26/2013 | 0.00 / 0.00% | 3.10 | 3.20 | 3.10 | 3.10 | 3.20 | 3.10 | 19,300 |   |  
            | 11/25/2013 | +0.10 / +3.33% | 3.10 | 3.10 | 3.00 | 3.10 | 3.10 | 3.10 | 20,500 |   |  			
            | 11/22/2013 | 0.00 / 0.00% | 3.00 | 3.00 | 3.00 | 3.00 | 3.00 | 3.00 | 3,100 |   |  
            | 11/21/2013 | 0.00 / 0.00% | 3.10 | 3.20 | 3.00 | 3.00 | 3.00 | 3.00 | 25,400 |   |  			
            | 11/20/2013 | 0.00 / 0.00% | 3.00 | 3.00 | 3.00 | 3.00 | 3.00 | 3.00 | 10,100 |   |  
            | 11/19/2013 | -0.10 / -3.23% | 3.10 | 3.20 | 3.00 | 3.00 | 3.10 | 3.00 | 12,275 |   |  			
            | 11/18/2013 | +0.10 / +3.33% | 3.00 | 3.10 | 3.00 | 3.10 | 3.10 | 3.10 | 21,400 |   |  
            | 11/15/2013 | 0.00 / 0.00% | 3.10 | 3.10 | 3.00 | 3.10 | 3.10 | 3.10 | 9,900 |   |  			
            | 11/14/2013 | 0.00 / 0.00% | 3.10 | 3.20 | 3.10 | 3.10 | 3.10 | 3.10 | 23,830 |   |  
            | 11/13/2013 | 0.00 / 0.00% | 3.10 | 3.10 | 3.10 | 3.10 | 3.10 | 3.10 | 6,900 |   |  			
            | 11/12/2013 | -0.10 / -3.13% | 3.20 | 3.20 | 3.10 | 3.10 | 3.10 | 3.10 | 16,600 |   |  
            | 11/11/2013 | 0.00 / 0.00% | 3.20 | 3.30 | 3.20 | 3.20 | 3.20 | 3.20 | 22,356 |   |  |