 
 
|      Year  
           |   Beginning Price  
           |   Ending Price  
           |   Gain or Loss 
           |   Percent Gain or Loss  
           | 
| 1975 
           | 9.00 
           | 11.00 
             | 2.00 
           | 22.22% 
           | 
| 1976 
           | 11.00 
           | 16.25 
             | 5.25 
           | 47.73% 
           | 
| 1977 
           | 16.25 
           | 14.375 
           | -1.875 
           | -11.54% 
           | 
| 1978 
           | 14.375 
           | 12.625 
             | -1.75 
           | -12.17% 
           | 
| 1979 
           | 12.625 
           | 13.375 
           | 0.75 
           | 5.94% 
           | 
| 1980 
           | 13.375 
           | 15.50 
             | 2.125 
               | 15.89% 
           | 
| 1981 
           | 15.50 
           | 18.625 
           | 3.125 
           | 20.16% 
           | 
| 1982 
           | 18.625 
           | 25.00 
           | 6.375 
           | 34.23% 
           | 
| 1983 
           | 25.00 
           | 57.75* 
             | 32.75 
           | 131.00% 
           | 
| 1984 
           | 28.875 
           | 33.875 
           | 5.00 
           | 17.32% 
           | 
| 1985 
           | 33.875 
           | 43.625 
           | 9.75 
           | 28.78% 
           | 
| 1986 
           | 43.625 
           | 67.75* 
               | 24.125 
           | 55.30% 
           | 
| 1987 
           | 33.875 
           | 29.50* 
           | -4.375 
           | -12.92% 
           | 
| 1988 
           | 14.75 
           | 16.875 
           | 2.125 
           | 14.41% 
           | 
| 1989 
           | 16.875 
           | 14.125 
             | -2.75 
           | -16.30% 
           | 
| 1990 
           | 14.125 
           | 9.00 
             | -5.125 
           | -36.28% 
           | 
| 1991 
           | 9.00 
           | 13.875 
             | 4.875 
           | 54.17% 
           | 
| 1992 
           | 13.875 
           | 16.25 
             | 2.375 
           | 17.12% 
           | 
| 1993 
           | 16.25 
           | 18.00 
             | 1.75 
           | 10.77% 
           | 
| 1994 
           | 18.00 
           | 18.875 
               | 0.875 
           | 4.86% 
           | 
| 1995 
           | 18.875 
           | 24.00 
             | 5.125 
           | 27.15% 
           | 
| 1996 
           | 24.00 
           | 24.00 
           | 0 
           | 0.00% 
           | 
| 1997 
           | 24.00 
           | 30.3125 
             | 6.3125 
           | 26.30% 
           | 
| 1998 
           | 30.3125 
           | 24.75 
               | -5.5625 
           | -18.35% 
           | 
| 1999 
           | 24.75 
           | 22.25 
             | -2.50 
           | -10.10% 
           | 
| 2000 
           | 22.25 
           | 16.4375 
           | -5.8125 
           | -26.12% 
           | 
| 2001 
           | 16.4375 
           | 21.76 
           | 5.3225 
           | 32.38% 
           | 
| 2002 
           | 21.76 
           | 19.86 
             | -1.90 
           | -8.73% 
           | 
| 2003 
           | 19.86 
           | 31.83 
           | 11.97 
           | 60.27% 
           | 
| 2004 
           | 31.83 
           | 49.50 
             | 17.67 
           | 55.51% 
           | 
| 2005 
           | 49.50 
           | 40.66 
             | -8.84 
           | -17.86% 
           | 
| 2006 
           | 40.66 
           | 31.90 
           | -8.76 
           | -21.54% 
           | 
| 2007 
           | 31.90 
           | 17.05 
           | -14.85 
           | -46.55% 
           | 
| 2008 
           | 17.05 
           | 4.21 
           | -12.84 
           | -75.31% 
           | 
| 2009 
           | 4.21 
           | 12.71 
             | 8.50 
           | 201.90% 
           | 
| 2010 
           | 12.71 
           | 18.74 
             | 6.03 
           | 47.44% 
           | 
| 2011 
           | 18.74 
           | 18.06 
           | -0.68 
           | -3.63% 
           | 
| 2012 
           | 18.06 
           | 29.09 
           | 11.03 
           | 61.07% 
           | 
| 2013 
           | 29.09 
           | 46.06 
           | 16.97 
           | 58.34% 
           | 
| 2014 
           | 46.06 
           | 51.26 
           | 5.20 
           | 11.29% 
           | 
| 2015 
           | 51.26 
           | 50.51 
           | -0.75 
           | -1.46% 
           | 
| 2016 
           | 50.51 
           | 54.54 
           | 4.03 
           | 7.98% 
           | 
| 2017 
           | 54.54 
           | 55.22 
           | 0.68 
           | 1.25% 
           | 
| 2018 
           | 55.22 
           | 46.45 
           | -8.77 
           | -15.88% 
           | 
| 2019 
           | 46.45 
           | 59.98 
           | 13.53 
           | 29.13% 
           | 
| 2020 
           | 59.98 
           | 76.24 
           | 16.26 
           | 27.11% 
           | 
| 2021 
           | 76.24 
           | 100.73 
           | 24.49 
           | 32.12% 
           | 
| 2022 
           | 100.73 
           | 72.08 
           | -28.65 
           | -28.44% 
           | 
| 2023 
           | 72.08 
           | 96.75 
           | 24.67 
           | 34.23% 
           | 
| 2024 
           | 96.75 
           | 64.68 
           | -32.07 
           | -33.15% 
           |