 
 
|      Year  
           |   Beginning Price  
           |   Ending Price  
           |   Gain or Loss 
           |   Percent Gain or Loss  
           | 
| 1975 
           | 6.00 
           | 10.50 
             | 4.50 
           | 75.00% 
           | 
| 1976 
           | 10.50 
           | 14.25 
             | 3.75 
           | 35.71% 
           | 
| 1977 
           | 14.25 
           | 18.50 
             | 4.25 
           | 29.82% 
           | 
| 1978 
           | 18.50 
           | 16.50 
             | -2.00 
           | -10.81% 
           | 
| 1979 
           | 16.50 
           | 35.50 
             | 19.00 
           | 115.15% 
           | 
| 1980 
           | 35.50 
           | 48.375 
             | 12.875 
           | 36.27% 
           | 
| 1981 
           | 48.375 
           | 35.00 
             | -13.375 
           | -27.65% 
           | 
| 1982 
           | 35.00 
           | 57.00* 
             | 22.00 
           | 62.86% 
           | 
| 1983 
           | 28.50 
           | 72.00* 
             | 43.50 
           | 152.63% 
           | 
| 1984 
           | 36.00 
           | 26.00 
             | -10.00 
           | -27.78% 
           | 
| 1985 
           | 26.00 
           | 23.125 
             | -2.875 
           | -11.06% 
           | 
| 1986 
           | 23.125 
           | 16.375 
             | -6.75 
           | -29.19% 
           | 
| 1987 
           | 16.375 
           | 16.125 
             | -0.25 
           | -1.53% 
           | 
| 1988 
           | 16.125 
           | 11.75 
             | -4.375 
           | -27.13% 
           | 
| 1989 
           | 11.75 
           | 11.00 
             | -0.75 
           | -6.38% 
           | 
| 1990 
           | 11.00 
           | 7.00 
             | -4.00 
           | -36.36% 
           | 
| 1991 
           | 7.00 
           | 15.875 
             | 8.875 
           | 126.79% 
           | 
| 1992 
           | 15.875 
           | 15.375 
             | -0.50 
           | -3.15% 
           | 
| 1993 
           | 15.375 
           | 27.75 
             | 12.375 
           | 80.49% 
           | 
| 1994 
           | 27.75 
           | 33.875 
             | 6.125 
           | 22.07% 
           | 
| 1995 
           | 33.875 
           | 50.25* 
           | 16.375 
           | 48.34% 
           | 
| 1996 
           | 25.125 
           | 24.375 
           | -0.75 
           | -2.99% 
           | 
| 1997 
           | 24.375 
           | 32.00 
           | 7.625 
           | 31.28% 
           | 
| 1998 
           | 32.00 
           | 42.375 
           | 10.375 
           | 32.42% 
           | 
| 1999 
           | 42.375 
           | 132.00* 
             | 89.625 
           | 211.50% 
           | 
| 2000 
           | 66.00 
           | 37.25 
           | -28.75 
           | -43.56% 
           | 
| 2001 
           | 37.25 
           | 30.14 
             | -7.11 
           | -19.09% 
           | 
| 2002 
           | 30.14 
           | 13.01 
             | -17.13 
           | -56.83% 
           | 
| 2003 
           | 13.01 
           | 25.45 
           | 12.44 
           | 95.62% 
           | 
| 2004 
           | 25.45 
           | 17.07 
             | -8.38 
           | -32.93% 
           | 
| 2005 
           | 17.07 
           | 14.57 
           | -2.50 
           | -14.65% 
           | 
| 2006 
           | 14.57 
           | 14.96 
             | 0.39 
           | 2.68% 
           | 
| 2007 
           | 14.96 
           | 10.34 
           | -4.62 
           |   -30.88% 
           | 
| 2008 
           | 10.34 
           | 4.22 
           | -6.12 
           |   -59.19% 
           | 
| 2009 
           | 4.22 
           | 10.73 
             | 6.51 
           | 154.27% 
           | 
| 2010 
           | 10.73 
           | 14.04 
             | 3.31 
           | 30.85% 
           | 
| 2011 
           | 14.04 
           | 13.63 
             | -0.41 
           | -2.92% 
           | 
| 2012 
           | 13.63 
           | 16.89 
             | 3.26 
           | 23.92% 
           | 
| 2013 
           | 16.89 
           | 17.62 
             | 0.73 
           | 4.32% 
           | 
| 2014 
           | 17.62 
           | 19.79 
           | 2.17 
           | 12.32% 
           | 
| 2015 
           | 19.79 
           | 20.67 
           | 0.88 
           | 4.45% 
           | 
| 2016 
           | 20.67 
           | 25.40 
           | 4.73 
           | 22.88% 
           | 
| 2017 
           | 25.40 
           | 41.87 
           | 16.47 
           | 64.84% 
           | 
| 2018 
           | 41.87 
           | 31.38 
             | -10.49 
           | -25.05% 
           | 
| 2019 
           | 31.38 
           | 68.19 
             | 36.81 
           | 117.30% 
           | 
| 2020 
           | 68.19 
           | 119.89 
             | 51.70 
           | 75.82% 
           | 
| 2021 
           | 119.89 
           | 163.53 
             | 43.64 
           | 36.40% 
           | 
| 2022 
           | 163.53 
           | 87.35 
             | -76.18 
           | -46.58% 
           | 
| 2023 
           | 87.35 
           | 108.52 
             | 21.17 
           | 24.24% 
           | 
| 2024 
           | 108.52 
           | 125.92 
             | 17.40 
           | 16.03% 
           |