|  
                Year  
            |  
         
             Beginning Price  
            |  
         
             Ending Price  
            |  
         
             Gain or Loss 
            |  
         
             Percent Gain or Loss  
            |  
      
|  
           2008 
            |  
         
           47.37 
            |  
         
           7.93 
            |  
         
           -39.44 
            |  
         
           -83.26% 
            |  
      
|  
           2009 
            |  
         
           7.93 
            |  
         
           30.10 
            |  
         
           22.17 
            |  
         
           279.57% 
            |  
      
|  
           2010 
            |  
         
           30.10 
            |  
         
           68.42 
            |  
         
           38.32 
            |  
         
           127.31% 
            |  
      
|  
           2011 
            |  
         
           68.42 
            |  
         
           93.32* 
            |  
         
           24.90 
            |  
         
           36.39% 
            |  
      
|  
           2012 
            |  
         
           46.66 
            |  
         
           76.23 
            |  
         
           29.57 
            |  
         
           63.37% 
            |  
      
|  
           2013 
            |  
         
           76.23 
            |  
         
           59.03 
            |  
         
           -17.20 
            |  
         
           -22.56% 
            |  
      
|  
           2014 
            |  
         
           59.03 
            |  
         
           55.79 
            |  
         
           -3.24 
            |  
         
           -5.49% 
            |  
      
|  
           2015 
            |  
         
           55.79 
            |  
         
           52.47 
            |  
         
           -3.32 
            |  
         
           -5.95% 
            |  
      
|  
           2016 
            |  
         
           52.47 
            |  
         
           64.99 
            |  
         
           12.52 
            |  
         
           23.86% 
            |  
      
|  
           2017 
            |  
         
           64.99 
            |  
         
           78.59 
            |  
         
           13.60 
            |  
         
           20.93% 
            |  
      
|  
           2018 
            |  
         
           78.59 
            |  
         
           121.61 
            |  
         
           43.02 
            |  
         
           54.74% 
            |  
      
|  
           2019 
            |  
         
           121.61 
            |  
         
           231.67 
            |  
         
           110.06 
            |  
         
           90.50% 
            |  
      
|  
           2020 
            |  
         
           231.67 
            |  
         
           348.03 
            |  
         
           116.36 
            |  
         
           50.23% 
            |  
      
|  
           2021 
            |  
         
           348.03 
            |  
         
           391.45 
            |  
         
           43.42 
            |  
         
           12.48% 
            |  
      
|  
           2022 
            |  
         
           391.45 
            |  
         
           320.38 
            |  
         
           -71.07 
            |  
         
           -18.16% 
            |  
      
|  
           2023 
            |  
         
           320.38 
            |  
         
           511.29 
            |  
         
           190.91 
            |  
         
           59.59% 
            |  
      
|  
           2024 
            |  
         
           511.29 
            |  
         
           382.41 
            |  
         
           -128.88 
            |  
         
           -25.21% 
            |