 
 
|      Year  
           |   Beginning Price  
           |   Ending Price  
           |   Gain or Loss 
           |   Percent Gain or Loss  
           | 
| 1975 
           | 33.125 
           | 28.50 
           | -4.625 
           | -13.96% 
           | 
| 1976 
           | 28.50 
           | 36.50* 
           | 8.00 
           | 28.07% 
           | 
| 1977 
           | 18.25 
           | 20.625 
           | 2.375 
           | 13.01% 
           | 
| 1978 
           | 20.625 
           | 21.50 
           | 0.875 
           | 4.24% 
           | 
| 1979 
           | 21.50 
           | 31.50 
               | 10.00 
           | 46.51% 
           | 
| 1980 
           | 31.50 
           | 76.125* 
               | 44.625 
           | 141.67% 
           | 
| 1981 
           | 50.75 
           | 42.625 
               | -8.125 
           | -16.01% 
           | 
| 1982 
           | 42.625 
           | 25.75 
               | -16.875 
           | -39.59% 
           | 
| 1983 
           | 25.75 
           | 21.75 
               | -4.00 
           | -15.53% 
           | 
| 1984 
           | 21.75 
           | 19.625 
           |   -2.125 
           | -9.77% 
           | 
| 1985 
           | 19.625 
           | 12.50 
           | -7.125 
           | -36.31% 
           | 
| 1986 
           | 12.50 
           | 4.25 
           | -8.25 
           | -66.00% 
           | 
| 1987 
           | 4.25 
           | 5.00 
           | 0.75 
           | 17.65% 
           | 
| 1988 
           | 5.00 
           | 7.375 
           | 2.375 
           | 47.50% 
           | 
| 1989 
           | 7.375 
           | 14.375 
           | 7.00 
           | 94.92% 
           | 
| 1990 
           | 14.375 
           | 14.875 
           | 0.50 
           | 3.48% 
           | 
| 1991 
           | 14.875 
           | 12.00 
           | -2.875 
           | -19.33% 
           | 
| 1992 
           | 12.00 
           | 18.625 
           | 6.625 
           | 55.21% 
           | 
| 1993 
           | 18.625 
           | 20.00 
           | 1.375 
           | 7.38% 
           | 
| 1994 
           | 20.00 
           | 18.50 
           | -1.50 
               | -7.50% 
           | 
| 1995 
           | 18.50 
           | 31.50 
             | 13.00 
               | 70.27% 
           | 
| 1996 
           | 31.50 
           | 45.25 
           | 13.75 
           | 43.65% 
           | 
| 1997 
           | 45.25 
           | 55.375 
           | 10.125 
           | 22.38% 
           | 
| 1998 
           | 55.375 
           | 23.1875 
           | -32.1875 
           | -58.13% 
           | 
| 1999 
           | 23.1875 
           | 36.00 
           | 12.8125 
               | 55.26% 
           | 
| 2000 
           | 36.00 
           | 44.375 
           | 8.375 
               | 23.26% 
           | 
| 2001 
           | 44.375 
           | 33.90 
           | -10.475 
           | -23.61% 
           | 
| 2002 
           | 33.90 
           | 31.10 
           | -2.80 
           | -8.26% 
           | 
| 2003 
           | 31.10 
           | 29.88 
           | -1.22 
           | -3.92% 
           | 
| 2004 
           | 29.88 
           | 35.61 
           | 5.73 
           | 19.18% 
           | 
| 2005 
           | 35.61 
           | 44.46 
           | 8.85 
           | 24.85% 
           | 
| 2006 
           | 44.46 
           | 48.36 
           | 3.90 
               | 8.77% 
           | 
| 2007 
           | 48.36 
           | 54.86 
           | 6.50 
           | 13.44% 
           | 
| 2008 
           | 54.86 
           | 40.27 
           | -14.59 
           | -26.59% 
           | 
| 2009 
           | 40.27 
           | 47.95 
           | 7.68 
           |   19.07% 
           | 
| 2010 
           | 47.95 
           | 53.84 
           | 5.89 
           | 12.28% 
           | 
| 2011 
           | 53.84 
           | 49.30 
           | -4.54 
           | -8.43% 
           | 
| 2012 
           | 49.30 
           | 44.68 
           | -4.62 
           | -9.37% 
           | 
| 2013 
           | 44.68 
           | 59.27 
           | 14.59 
           | 32.65% 
           | 
| 2014 
           | 59.27 
           | 32.41 
           | -26.86 
           | -45.32% 
           | 
| 2015 
           | 32.41 
           | 6.96 
           | -25.45 
           | -78.53% 
           | 
| 2016 
           | 6.96 
           | 3.41 
           | -3.55 
           | -51.01% 
           | 
| 2017 
           | 3.41 
           | 1.22* 
           | -2.19 
           | -64.22% 
           | 
| 2018 
           | 24.40 
           | 19.13 
           | -5.27 
           | -21.60% 
           | 
| 2019 
           | 19.13 
           | 19.28 
           | 0.15 
           | 0.78% 
           | 
| 2020 
           | 19.28 
           | 8.64 
           | -10.64 
           | -55.19% 
           | 
| 2021 
           | 8.64 
           | 10.71 
           | 2.07 
           | 23.96% 
           | 
| 2022 
           | 10.71 
           | 36.85 
           | 26.14 
           | 244.07% 
           | 
| 2023 
           | 36.85 
           | 72.11 
           | 35.26 
           | 95.69% 
           | 
| 2024 
           | 72.11 
           | 54.71 
           | -17.40 
           | -24.13% 
           |