 
 
|      Year  
           |   Beginning Price  
           |   Ending Price  
           |   Gain or Loss 
           |   Percent Gain or Loss  
           | 
| 1975 
           | 1.625 
           | 3.50 
             | 1.875 
           | 115.38% 
           | 
| 1976 
           | 3.50 
           | 8.00 
             | 4.50 
           | 128.57% 
           | 
| 1977 
           | 8.00 
           | 6.125 
             | -1.875 
           | -23.44% 
           | 
| 1978 
           | 6.125 
           | 4.125 
             | -2.00 
           | -32.65% 
           | 
| 1979 
           | 4.125 
           | 6.125 
             | 2.00 
           | 48.48% 
           | 
| 1980 
           | 6.125 
           | 10.00 
             | 3.875 
           | 63.27% 
           | 
| 1981 
           | 10.00 
           | 15.5375* 
             | 5.5375 
           | 55.38% 
           | 
| 1982 
           | 14.125 
           | 36.375* 
             | 22.25 
           | 157.52% 
           | 
| 1983 
           | 24.25 
           | 60.75* 
             | 36.50 
           | 150.52% 
           | 
| 1984 
           | 27.00 
           | 54.25 
             | 27.25 
           | 100.93% 
           | 
| 1985 
           | 54.25 
           | 86.875* 
             | 32.625 
           | 60.14% 
           | 
| 1986 
           | 34.75 
           | 39.00* 
             | 4.25 
           | 12.23% 
           | 
| 1987 
           | 19.50 
           | 13.25 
             | -6.25 
           | -32.05% 
           | 
| 1988 
           | 13.25 
           | 15.625 
             | 2.375 
           | 17.92% 
           | 
| 1989 
           | 15.625 
           | 18.75 
             | 3.125 
           | 20.00% 
           | 
| 1990 
           | 18.75 
           | 15.625 
             | -3.125 
           | -16.67% 
           | 
| 1991 
           | 15.625 
           | 40.50 
             | 24.875 
           | 159.20% 
           | 
| 1992 
           | 40.50 
           | 48.9375* 
             | 8.4375 
           | 20.83% 
           | 
| 1993 
           | 32.625 
           | 36.25 
             | 3.625 
           | 11.11% 
           | 
| 1994 
           | 36.25 
           | 29.125 
             | -7.125 
           | -19.66% 
           | 
| 1995 
           | 29.125 
           | 31.00 
           | 1.875 
           | 6.44% 
           | 
| 1996 
           | 31.00 
           | 38.875 
           | 7.875 
           | 25.40% 
           | 
| 1997 
           | 38.875 
           | 47.25* 
           | 8.375 
           | 21.54% 
           | 
| 1998 
           | 31.50 
           | 36.125 
           | 4.625 
           | 14.68% 
           | 
| 1999 
           | 36.125 
           | 28.40625* 
             | -7.71875 
           | -21.37% 
           | 
| 2000 
           | 18.9375 
           | 10.625 
           | -8.3125 
           | -43.89% 
           | 
| 2001 
           | 10.625 
           | 16.23 
             | 5.605 
           | 52.75% 
           | 
| 2002 
           | 16.23 
           | 11.55 
             | -4.68 
           | -28.84% 
           | 
| 2003 
           | 11.55 
           | 21.28 
           | 9.73 
           | 84.24% 
           | 
| 2004 
           | 21.28 
           | 19.38 
             | -1.90 
           | -8.93% 
           | 
| 2005 
           | 19.38 
           | 20.18 
           | 0.80 
           | 4.13% 
           | 
| 2006 
           | 20.18 
           | 27.25 
             | 7.07 
           | 35.03% 
           | 
| 2007 
           | 27.25 
           | 25.58 
           | -1.67 
           | -6.13% 
           | 
| 2008 
           | 25.58 
           | 29.17 
           | 3.59 
           | 14.03% 
           | 
| 2009 
           | 29.17 
           | 32.06 
           | 2.89 
           | 9.91% 
           | 
| 2010 
           | 32.06 
           | 47.18 
           | 15.12 
           | 47.16% 
           | 
| 2011 
           | 47.18 
           | 31.89 
           | -15.29 
           |   -32.41% 
           | 
| 2012 
           | 31.89 
           | 35.90 
           | 4.01 
           |   12.57% 
           | 
| 2013 
           | 35.90 
           | 55.01 
           | 19.11 
           |   53.23% 
           | 
| 2014 
           | 55.01 
           | 54.99 
           | -0.02 
           |   -0.04% 
           | 
| 2015 
           | 54.99 
           | 67.36 
           | 12.37 
           |   22.49% 
           | 
| 2016 
           | 67.36 
           | 77.79 
           | 10.43 
           |   15.48% 
           | 
| 2017 
           | 77.79 
           | 90.89 
           | 13.10 
           |   16.84% 
           | 
| 2018 
           | 90.89 
           | 81.25 
           | -9.64 
           |   -10.61% 
           | 
| 2019 
           | 81.25 
           | 105.61 
           | 24.36 
           |   29.98% 
           | 
| 2020 
           | 105.61 
           | 93.54 
           | -12.07 
           |   -11.43% 
           | 
| 2021 
           | 93.54 
           | 101.78 
           | 8.24 
           |   8.81% 
           | 
| 2022 
           | 101.78 
           | 61.01 
           | -40.77 
           |   -40.06% 
           | 
| 2023 
           | 61.01 
           | 51.06 
           | -9.95 
           |   -16.31% 
           | 
| 2024 
           | 51.06 
           | 55.91 
           | 4.85 
           |   9.50% 
           |