|  
                Year  
            |  
         
             Beginning Price  
            |  
         
             Ending Price  
            |  
         
             Gain or Loss 
            |  
         
             Percent Gain or Loss  
            |  
      
|  
           1986 
            |  
         
           0.75 
            |  
         
           0.4375 
                
           |  
         
           -0.3125 
            |  
         
           -41.67% 
            |  
      
|  
           1987 
            |  
         
           0.4375 
            |  
         
           0.3125 
                
           |  
         
           -0.125 
            |  
         
           -28.57% 
            |  
      
|  
           1988 
            |  
         
           0.3125 
            |  
         
           0.28125 
                
           |  
         
           -0.03125 
            |  
         
           -10.00% 
            |  
      
|  
           1989 
            |  
         
           0.28125 
            |  
         
           0.18125* 
                
           |  
         
           -0.10 
            |  
         
           -35.56% 
            |  
      
|  
           1990 
            |  
         
           1.8125 
            |  
         
           1.0625 
                
           |  
         
           -0.75 
            |  
         
           -41.38% 
            |  
      
|  
           1991 
            |  
         
           1.0625 
            |  
         
           3.00 
                
           |  
         
           1.9375 
            |  
         
           182.35% 
            |  
      
|  
           1992 
            |  
         
           3.00 
            |  
         
           9.25 
                
           |  
         
           6.25 
            |  
         
           208.33% 
            |  
      
|  
           1993 
            |  
         
           9.25 
            |  
         
           8.375 
                
           |  
         
           -0.875 
            |  
         
           -9.46% 
            |  
      
|  
           1994 
            |  
         
           8.375 
            |  
         
           8.375 
                
           |  
         
           0 
            |  
         
           0.00% 
            |  
      
|  
           1995 
            |  
         
           8.375 
            |  
         
           14.00 
                
           |  
         
           5.625 
            |  
         
           67.16% 
            |  
      
|  
           1996 
            |  
         
           14.00 
            |  
         
           22.00 
                
           |  
         
           8.00 
            |  
         
           57.14% 
            |  
      
|  
           1997 
            |  
         
           22.00 
            |  
         
           12.75 
                
           |  
         
           -9.25 
            |  
         
           -42.05% 
            |  
      
|  
           1998 
            |  
         
           12.75 
            |  
         
           11.625 
                
           |  
         
           -1.125 
            |  
         
           -8.82% 
            |  
      
|  
           1999 
            |  
         
           11.625 
            |  
         
           9.00 
            |  
         
           -2.625 
            |  
         
           -22.58% 
            |  
      
|  
           2000 
            |  
         
           9.00 
            |  
         
           5.75 
            |  
         
           -3.25 
            |  
         
           -36.11% 
            |  
      
|  
           2001 
            |  
         
           5.75 
            |  
         
           10.75 
                
           |  
         
           5.00 
            |  
         
           86.96% 
            |  
      
|  
           2002 
            |  
         
           10.75 
            |  
         
           16.05 
                
           |  
         
           5.30 
            |  
         
           49.30% 
            |  
      
|  
           2003 
            |  
         
           16.05 
            |  
         
           27.80 
                
           |  
         
           11.75 
            |  
         
           73.21% 
            |  
      
|  
           2004 
            |  
         
           27.80 
            |  
         
           36.17 
            |  
         
           8.37 
            |  
         
           30.11% 
            |  
      
|  
           2005 
            |  
         
           36.17 
            |  
         
           56.38* 
            |  
         
           20.21 
            |  
         
           55.88% 
            |  
      
|  
           2006 
            |  
         
           28.19 
            |  
         
           26.01 
            |  
         
           -2.18 
            |  
         
           -7.73% 
            |  
      
|  
           2007 
            |  
         
           26.01 
            |  
         
           27.40 
            |  
         
           1.39 
            |  
         
           5.34% 
            |  
      
|  
           2008 
            |  
         
           27.40 
            |  
         
           12.00 
            |  
         
           -15.40 
            |  
         
           -56.20% 
            |  
      
|  
           2009 
            |  
         
           12.00 
            |  
         
           20.65 
            |  
         
           8.65 
            |  
         
           72.08% 
            |  
      
|  
           2010 
            |  
         
           20.65 
            |  
         
           22.72 
            |  
         
           2.07 
            |  
         
           10.02% 
            |  
      
|  
           2011 
            |  
         
           22.72 
            |  
         
           24.53 
            |  
         
           1.81 
            |  
         
           7.97% 
            |  
      
|  
           2012 
            |  
         
           24.53 
            |  
         
           32.25 
            |  
         
           7.72 
            |  
         
           31.47% 
            |  
      
|  
           2013 
            |  
         
           32.25 
            |  
         
           51.20 
            |  
         
           18.95 
            |  
         
           58.76% 
            |  
      
|  
           2014 
            |  
         
           51.20 
            |  
         
           51.07 
            |  
         
           -0.13 
            |  
         
           -0.25% 
            |  
      
|  
           2015 
            |  
        
           51.07 
            |  
         
           60.89 
            |  
         
           9.82 
            |  
         
           19.23% 
            |  
      
|  
           2016 
            |  
        
           60.89 
            |  
         
           107.75 
            |  
         
           46.86 
            |  
         
           76.96% 
            |  
      
|  
           2017 
            |  
        
           107.75 
            |  
         
           130.00 
            |  
         
           22.25 
            |  
         
           20.65% 
            |  
      
|  
           2018 
            |  
         
           130.00 
            |  
         
           66.80 
            |  
         
           -63.20 
            |  
         
           -48.62% 
            |  
      
|  
           2019 
            |  
         
           66.80 
            |  
         
           107.13 
            |  
         
           40.33 
            |  
         
           60.37% 
            |  
      
|  
           2020 
            |  
         
           107.13 
            |  
         
           129.68 
            |  
         
           22.55 
            |  
         
           21.05% 
            |  
      
|  
           2021 
            |  
         
           129.68 
            |  
         
           155.87 
            |  
         
           26.19 
            |  
         
           20.20% 
            |  
      
|  
           2022 
            |  
         
           155.87 
            |  
         
           92.45 
            |  
         
           -63.42 
            |  
         
           -40.69% 
            |  
      
|  
           2023 
            |  
         
           92.45 
            |  
         
           125.71 
            |  
         
           33.26 
            |  
         
           35.98% 
            |  
      
|  
           2024 
            |  
         
           125.71 
            |  
         
           103.39 
            |  
         
           -22.32 
            |  
         
           -17.76% 
            |