 
 
|      Year  
           |   Beginning Price  
           |   Ending Price  
           |   Gain or Loss 
           |   Percent Gain or Loss  
           | 
| 1975 
           | 2.75 
           | 6.00 
             | 3.25 
           | 118.18% 
           | 
| 1976 
           | 6.00 
           | 7.625 
             | 1.625 
           | 27.08% 
           | 
| 1977 
           | 7.625 
           | 8.50 
             | 0.875 
           | 11.48% 
           | 
| 1978 
           | 8.50 
           | 10.125 
             | 1.625 
           | 19.12% 
           | 
| 1979 
           | 10.125 
           | 10.875 
             | 0.75 
           | 7.41% 
           | 
| 1980 
           | 10.875 
           | 21.25 
             | 10.375 
           | 95.40% 
           | 
| 1981 
           | 21.25 
           | 28.75 
             | 7.50 
           | 35.29% 
           | 
| 1982 
           | 28.75 
           | 73.65* 
             | 44.90 
           | 156.17% 
           | 
| 1983 
           | 61.375 
           | 86.50* 
             | 25.125 
           | 40.94% 
           | 
| 1984 
           | 43.25 
           | 48.95* 
             | 5.70 
           | 13.18% 
           | 
| 1985 
           | 44.50 
           | 82.1667* 
             | 37.6667 
           | 84.64% 
           | 
| 1986 
           | 61.625 
           | 48.00* 
             | -13.625 
           | -22.11% 
           | 
| 1987 
           | 24.00 
           | 14.00 
             | -10.00 
           | -41.67% 
           | 
| 1988 
           | 14.00 
           | 25.50 
             | 11.50 
           | 82.14% 
           | 
| 1989 
           | 25.50 
           | 15.375 
             | -10.125 
           | -39.71% 
           | 
| 1990 
           | 15.375 
           | 10.875 
             | -4.50 
           | -29.27% 
           | 
| 1991 
           | 10.875 
           | 16.875 
             | 6.00 
           | 55.17% 
           | 
| 1992 
           | 16.875 
           | 28.25 
             | 11.375 
           | 67.41% 
           | 
| 1993 
           | 28.25 
           | 29.125 
             | 0.875 
           | 3.10% 
           | 
| 1994 
           | 29.125 
           | 15.625 
             | -13.50 
           | -46.35% 
           | 
| 1995 
           | 15.625 
           | 18.875 
           | 3.25 
           | 20.80% 
           | 
| 1996 
           | 18.875 
           | 47.375 
           | 28.50 
           | 150.99% 
           | 
| 1997 
           | 47.375 
           | 68.75* 
           | 21.375 
           | 45.12% 
           | 
| 1998 
           | 34.375 
           | 58.00* 
           | 23.625 
           | 68.73% 
           | 
| 1999 
           | 29.00 
           | 20.4375 
             | -8.5625 
           | -29.53% 
           | 
| 2000 
           | 20.4375 
           | 27.75 
           | 7.3125 
           | 35.78% 
           | 
| 2001 
           | 27.75 
           | 39.86 
             | 12.11 
           | 43.64% 
           | 
| 2002 
           | 39.86 
           | 39.04* 
             | -0.82 
           | -2.06% 
           | 
| 2003 
           | 19.52 
           | 22.05 
           | 2.53 
           | 12.96% 
           | 
| 2004 
           | 22.05 
           | 25.13 
             | 3.08 
           | 13.97% 
           | 
| 2005 
           | 25.13 
           | 23.23 
           | -1.90 
           | -7.56% 
           | 
| 2006 
           | 23.23 
           | 28.52 
             | 5.29 
           | 22.77% 
           | 
| 2007 
           | 28.52 
           | 28.73 
           | 0.21 
           | 0.74% 
           | 
| 2008 
           | 28.73 
           | 20.57 
           | -8.16 
           | -28.40% 
           | 
| 2009 
           | 20.57 
           | 36.55 
           | 15.98 
           | 77.69% 
           | 
| 2010 
           | 36.55 
           | 44.39 
           | 7.84 
           | 21.45% 
           | 
| 2011 
           | 44.39 
           | 64.55 
           | 20.16 
           | 45.42% 
           | 
| 2012 
           | 64.55 
           | 84.90* 
           | 20.35 
           | 31.53% 
           | 
| 2013 
           | 42.45 
           | 63.73 
           | 21.28 
           | 50.13% 
           | 
| 2014 
           | 63.73 
           | 68.58 
           | 4.85 
           | 7.61% 
           | 
| 2015 
           | 68.58 
           | 70.91 
           | 2.33 
           | 3.40% 
           | 
| 2016 
           | 70.91 
           | 75.13 
           | 4.22 
           | 5.95% 
           | 
| 2017 
           | 75.13 
           | 76.46 
           | 1.33 
           | 1.77% 
           | 
| 2018 
           | 76.46 
           | 89.48* 
           | 13.02 
           | 17.03% 
           | 
| 2019 
           | 44.74 
           | 61.06 
           | 16.32 
           | 36.48% 
           | 
| 2020 
           | 61.06 
           | 68.29 
           | 7.23 
           | 11.84% 
           | 
| 2021 
           | 68.29 
           | 75.92 
           | 7.63 
           | 11.17% 
           | 
| 2022 
           | 75.92 
           | 79.60 
           | 3.68 
           | 4.85% 
           | 
| 2023 
           | 79.60 
           | 93.81 
           | 14.21 
           | 17.85% 
           | 
| 2024 
           | 93.81 
           | 120.81 
           | 27.00 
           | 28.78% 
           |