|  
                Year  
            |  
         
             Beginning Price  
            |  
         
             Ending Price  
            |  
         
             Gain or Loss 
            |  
         
             Percent Gain or Loss  
            |  
      
|  
           2005 
            |  
         
           15.10 
            |  
         
           17.93 
            |  
         
           2.83 
            |  
         
           18.74% 
            |  
      
|  
           2006 
            |  
         
           17.93 
            |  
         
           22.40 
            |  
         
           4.47 
            |  
         
           24.93% 
            |  
      
|  
           2007 
            |  
         
           22.40 
            |  
         
           17.05 
            |  
         
           -5.35 
            |  
         
           -23.88% 
            |  
      
|  
           2008 
            |  
         
           17.05 
            |  
         
           9.31 
            |  
         
           -7.74 
            |  
         
           -45.40% 
            |  
      
|  
           2009 
            |  
         
           9.31 
            |  
         
           9.54 
            |  
         
           0.23 
            |  
         
           2.47% 
                
           |  
      
|  
           2010 
            |  
         
           9.54 
            |  
         
           11.07 
            |  
         
           1.53 
            |  
         
           16.06% 
            |  
      
|  
           2011 
            |  
         
           11.07 
            |  
         
           6.44 
            |  
         
           -4.63 
            |  
         
           -41.82% 
            |  
      
|  
           2012 
            |  
         
           6.44 
            |  
         
           8.36 
            |  
         
           1.92 
            |  
         
           29.81% 
            |  
      
|  
           2013 
            |  
         
           8.36 
            |  
         
           8.475 
            |  
         
           0.115 
            |  
         
           1.38% 
            |  
      
|  
           2014 
            |  
         
           8.475 
            |  
         
           7.42 
            |  
         
           -1.055 
            |  
         
           -12.45% 
            |  
      
|  
           2015 
            |  
        
           7.42 
            |  
         
           5.22 
            |  
         
           -2.20 
            |  
         
           -29.65% 
            |  
      
|  
           2016 
            |  
         
           5.22 
            |  
         
           5.86 
            |  
         
           0.64 
            |  
         
           12.26% 
            |  
      
|  
           2017 
            |  
        
           5.86 
            |  
         
           5.66 
            |  
         
           -0.20 
            |  
         
           -3.41% 
            |  
      
|  
           2018 
            |  
        
           5.66 
            |  
         
           4.1333* 
            |  
         
           -1.5267 
            |  
         
           -26.97% 
            |  
      
|  
           2019 
            |  
        
           12.40 
            |  
         
           17.46 
            |  
         
           5.06 
            |  
         
           40.81% 
            |  
      
|  
           2020 
            |  
        
           17.46 
            |  
         
           10.625 
            |  
         
           -6.835 
            |  
         
           -39.15% 
            |  
      
|  
           2021 
            |  
        
           10.625 
            |  
         
           12.79 
            |  
         
           2.165 
            |  
         
           20.38% 
            |  
      
|  
           2022 
            |  
        
           12.79 
            |  
         
           11.40 
            |  
         
           -1.39 
            |  
         
           -10.87% 
            |  
      
|  
           2023 
            |  
        
           11.40 
            |  
         
           13.68 
            |  
         
           2.28 
            |  
         
           20.00% 
            |  
      
|  
           2024 
            |  
        
           13.68 
            |  
         
           13.49 
            |  
         
           -0.19 
            |  
         
           -1.39% 
            |