 
 
|      Year  
           |   Beginning Price  
           |   Ending Price  
           |   Gain or Loss 
           |   Percent Gain or Loss  
           | 
| 1975 
           | 24.75 
           | 37.00 
             | 12.25 
           | 49.49% 
           | 
| 1976 
           | 37.00 
           | 53.00 
             | 16.00 
           | 43.24% 
           | 
| 1977 
           | 53.00 
           | 51.00 
             | -2.00 
           | -3.77% 
           | 
| 1978 
           | 51.00 
           | 49.75 
             | -1.25 
           | -2.45% 
           | 
| 1979 
           | 49.75 
           | 51.00 
               | 1.25 
           | 2.51% 
           | 
| 1980 
           | 51.00 
           | 60.50 
               | 9.50 
           | 18.63% 
           | 
| 1981 
           | 60.50 
           | 64.75 
               | 4.25 
           | 7.02% 
           | 
| 1982 
           | 64.75 
           | 50.75 
               | -14.00 
           | -21.62% 
           | 
| 1983 
           | 50.75 
           | 64.75 
               | 14.00 
           | 27.59% 
           | 
| 1984 
           | 64.75 
           | 52.00 
           | -12.75 
           | -19.69% 
           | 
| 1985 
           | 52.00 
           | 45.00 
           | -7.00 
           | -13.46% 
           | 
| 1986 
           | 45.00 
           | 43.25 
           | -1.75 
           | -3.89% 
           | 
| 1987 
           | 43.25 
           | 60.25 
           | 17.00 
           | 39.31% 
           | 
| 1988 
           | 60.25 
           | 71.00* 
           | 10.75 
           | 17.84% 
           | 
| 1989 
           | 35.50 
           | 27.75 
           | -7.75 
           | -21.83% 
           | 
| 1990 
           | 27.75 
           | 21.125 
           | -6.625 
           | -23.87% 
           | 
| 1991 
           | 21.125 
           | 23.75 
             | 2.625 
           | 12.43% 
           | 
| 1992 
           | 23.75 
           | 26.50 
             | 2.75 
           | 11.58% 
           | 
| 1993 
           | 26.50 
           | 33.625 
             | 7.125 
           | 26.89% 
           | 
| 1994 
           | 33.625 
           | 35.25 
           | 1.625 
           | 4.83% 
           | 
| 1995 
           | 35.25 
           | 38.25 
             | 3.00 
               | 8.51% 
           | 
| 1996 
           | 38.25 
           | 45.75 
             | 7.50 
           | 19.61% 
           | 
| 1997 
           | 45.75 
           | 68.75* 
           | 23.00 
           | 50.27% 
           | 
| 1998 
           | 34.375 
           | 18.875 
             | -15.50 
           | -45.09% 
           | 
| 1999 
           | 18.875 
           | 20.4375 
           | 1.5625 
           | 8.28% 
           | 
| 2000 
           | 20.4375 
           | 15.125 
             | -5.3125 
               | -25.99% 
           | 
| 2001 
           | 15.125 
           | 16.18 
             | 1.055 
           | 6.98% 
           | 
| 2002 
           | 16.18 
           | 19.10 
           | 2.92 
           | 18.05% 
           | 
| 2003 
           | 19.10 
           | 20.06 
           | 0.96 
           | 5.03% 
           | 
| 2004 
           | 20.06 
           | 26.02 
           | 5.96 
           | 29.71% 
           | 
| 2005 
           | 26.02 
           | 32.02 
             | 6.00 
           | 23.06% 
           | 
| 2006 
           | 32.02 
           | 29.18 
             | -2.84 
               | -8.87% 
           | 
| 2007 
           | 29.18 
           | 32.85 
           | 3.67 
           |   12.58% 
           | 
| 2008 
           | 32.85 
           | 19.63 
           | -13.22 
           | -40.24% 
           | 
| 2009 
           | 19.63 
           | 23.71 
           | 4.08 
           | 20.78% 
           | 
| 2010 
           | 23.71 
           | 47.73 
           | 24.02 
           | 101.31% 
           | 
| 2011 
           | 47.73 
           | 38.71 
           | -9.02 
           | -18.90% 
           | 
| 2012 
           | 38.71 
           | 47.83 
           | 9.12 
           | 23.56% 
           | 
| 2013 
           | 47.83 
           | 55.07 
           | 7.24 
           | 15.14% 
           | 
| 2014 
           | 55.07 
           | 61.195* 
           | 6.125 
           | 11.12% 
           | 
| 2015 
           | 42.68 
           | 28.59 
           | -14.09 
           | -33.01% 
           | 
| 2016 
           | 28.59 
           | 39.70 
           | 11.11 
           | 38.86% 
           | 
| 2017 
           | 39.70 
           | 49.15 
           | 9.45 
           | 23.80% 
           | 
| 2018 
           | 49.15 
           | 37.32 
           | -11.83 
           | -24.07% 
           | 
| 2019 
           | 37.32 
           | 56.31 
           | 18.99 
           | 50.88% 
           | 
| 2020 
           | 56.31 
           | 77.36 
           | 21.05 
           | 37.38% 
           | 
| 2021 
           | 77.36 
           | 69.29 
           | -8.07 
           | -10.43% 
           | 
| 2022 
           | 69.29 
           | 70.67 
           | 1.38 
           | 1.99% 
           | 
| 2023 
           | 70.67 
           | 80.15 
           | 9.48 
           | 13.41% 
           | 
| 2024 
           | 80.15 
           | 71.37 
           | -8.78 
           | -10.95% 
           |