 
 
|      Year  
           |   Beginning Price  
           |   Ending Price  
           |   Gain or Loss 
           |   Percent Gain or Loss  
           | 
| 1975 
           | 16.50 
           | 22.875 
             | 6.375 
           | 38.64% 
           | 
| 1976 
           | 22.875 
           | 24.25 
             | 1.375 
           | 6.01% 
           | 
| 1977 
           | 24.25 
           | 26.75 
             | 2.50 
           | 10.31% 
           | 
| 1978 
           | 26.75 
           | 26.00 
             | -0.75 
           | -2.80% 
           | 
| 1979 
           | 26.00 
           | 24.00 
           | -2.00 
                 | -7.69% 
           | 
| 1980 
           | 24.00 
               | 21.125 
           | -2.875 
           | -11.98% 
           | 
| 1981 
           | 21.125 
           | 25.00 
           | 3.875 
           | 18.34% 
           | 
| 1982 
           | 25.00 
           | 30.375 
           | 5.375 
           | 21.50% 
           | 
| 1983 
           | 30.375 
           | 31.375 
           | 1.00 
           | 3.29% 
           | 
| 1984 
           | 31.375 
           | 42.00* 
             | 10.625 
           | 33.86% 
           | 
| 1985 
           | 21.00 
           | 25.125 
             | 4.125 
           | 19.64% 
           | 
| 1986 
           | 25.125 
           | 31.50 
             | 6.375 
           | 25.37% 
           | 
| 1987 
           | 31.50 
           | 25.875 
             | -5.625 
           | -17.86% 
           | 
| 1988 
           | 25.875 
           | 29.625 
             | 3.75 
           | 14.49% 
           | 
| 1989 
           | 29.625 
           | 40.25 
             | 10.625 
           | 35.86% 
           | 
| 1990 
           | 40.25 
           | 31.625 
             | -8.625 
           | -21.43% 
           | 
| 1991 
           | 31.625 
           | 36.75 
             | 5.125 
           | 16.21% 
           | 
| 1992 
           | 36.75 
           | 37.25 
             | 0.50 
           | 1.36% 
           | 
| 1993 
           | 37.25 
           | 35.875 
             | -1.375 
           | -3.69% 
           | 
| 1994 
           | 35.875 
           | 32.375 
             | -3.50 
           | -9.76% 
           | 
| 1995 
           | 32.375 
           | 38.75 
             | 6.375 
                 | 19.69% 
           | 
| 1996 
           | 38.75 
           | 36.125 
             | -2.625 
           | -6.77% 
           | 
| 1997 
           | 36.125 
           | 40.875 
             | 4.75 
           | 13.15% 
           | 
| 1998 
           | 40.875 
           | 40.25 
             | -0.625 
           | -1.53% 
           | 
| 1999 
           | 40.25 
           | 28.875 
             | -11.375 
                 | -28.26% 
           | 
| 2000 
           | 28.875 
           | 37.1875 
             | 8.3125 
           | 28.79% 
           | 
| 2001 
           | 37.1875 
           | 40.28 
             | 3.0925 
           | 8.32% 
           | 
| 2002 
           | 40.28 
           | 43.98 
             | 3.70 
           | 9.19% 
           | 
| 2003 
           | 43.98 
           | 47.37 
             | 3.39 
           | 7.71% 
           | 
| 2004 
           | 47.37 
           | 58.30* 
             | 10.93 
           | 23.07% 
           | 
| 2005 
           | 29.15 
           | 25.90 
             | -3.25 
           | -11.15% 
           | 
| 2006 
           | 25.90 
           | 27.15 
             | 1.25 
           | 4.83% 
           | 
| 2007 
           | 27.15 
           | 22.77 
           | -4.38 
           | -16.13% 
           | 
| 2008 
           | 22.77 
           | 22.14 
           | -0.63 
           | -2.77% 
           | 
| 2009 
           | 22.14 
           | 20.90 
           | -1.24 
           | -5.60% 
           | 
| 2010 
           | 20.90 
           | 22.79 
           | 1.89 
           | 9.04% 
           | 
| 2011 
           | 22.79 
           | 26.48 
           | 3.69 
           | 16.19% 
           | 
| 2012 
           | 26.48 
           | 25.14 
           | -1.34 
           | -5.06% 
           | 
| 2013 
           | 25.14 
           | 26.06 
           | 0.92 
           | 3.66% 
           | 
| 2014 
           | 26.06 
           | 33.48 
           | 7.42 
           | 28.47% 
           | 
| 2015 
           | 33.48 
           | 28.95 
           | -4.53 
           | -13.53% 
           | 
| 2016 
           | 28.95 
           | 33.07 
           | 4.12 
           | 14.23% 
           | 
| 2017 
           | 33.07 
           | 36.15 
           | 3.08 
           | 9.31% 
           | 
| 2018 
           | 36.15 
           | 36.62 
           | 0.47 
           | 1.30% 
           | 
| 2019 
           | 36.62 
           | 46.86 
           | 10.24 
           | 27.96% 
           | 
| 2020 
           | 46.86 
           | 35.39 
           | -11.47 
           | -24.48% 
           | 
| 2021 
           | 35.39 
           | 41.50 
           | 6.11 
           | 17.26% 
           | 
| 2022 
           | 41.50 
           | 41.85 
           | 0.35 
           | 0.84% 
           | 
| 2023 
           | 41.85 
           | 14.19 
           | -27.66 
           | -66.09% 
           | 
| 2024 
           | 14.19 
           | 9.73 
           | -4.46 
           | -31.43% 
           |