 
 
|      Year  
           |   Beginning Price  
           |   Ending Price  
           |   Gain or Loss 
           |   Percent Gain or Loss  
           | 
| 1975 
           | 67.75 
           | 94.75 
             | 27.00 
           | 39.85% 
           | 
| 1976 
           | 94.75 
           | 102.625 
             | 7.875 
           | 8.31% 
           | 
| 1977 
           | 102.625 
           | 73.50 
             | -29.125 
           | -28.38% 
           | 
| 1978 
           | 73.50 
           | 80.00 
             | 6.50 
           | 8.84% 
           | 
| 1979 
           | 80.00 
           | 88.00 
             | 8.00 
           | 10.00% 
           | 
| 1980 
           | 88.00 
           | 120.75 
             | 32.75 
           | 37.22% 
           | 
| 1981 
           | 120.75 
           | 80.50 
             | -40.25 
           | -33.33% 
           | 
| 1982 
           | 80.50 
           | 134.625 
             | 54.125 
           | 67.24% 
           | 
| 1983 
           | 134.625 
           | 138.625 
             | 4.00 
           | 2.97% 
           | 
| 1984 
           | 138.625 
           | 119.50 
             | -19.125 
           | -13.80% 
           | 
| 1985 
           | 119.50 
           | 105.50 
             | -14.00 
           | -11.72% 
           | 
| 1986 
           | 105.50 
           | 118.125 
             | 12.625 
           | 11.97% 
           | 
| 1987 
           | 118.125 
           | 167.25* 
             | 49.125 
           | 41.59% 
           | 
| 1988 
           | 55.75 
           | 41.00 
             | -14.75 
           | -26.46% 
           | 
| 1989 
           | 41.00 
           | 35.875 
             | -5.125 
           | -12.50% 
           | 
| 1990 
           | 35.875 
           | 38.00 
             | 2.125 
           | 5.92% 
           | 
| 1991 
           | 38.00 
           | 30.75 
             | -7.25 
           | -19.08% 
           | 
| 1992 
           | 30.75 
           | 46.625 
             | 15.875 
           | 51.63% 
           | 
| 1993 
           | 46.625 
           | 63.50 
             | 16.875 
           | 36.19% 
           | 
| 1994 
           | 63.50 
           | 74.875 
             | 11.375 
           | 17.91% 
           | 
| 1995 
           | 74.875 
           | 103.00* 
           | 28.125 
           | 37.56% 
           | 
| 1996 
           | 51.50 
           | 63.75 
           | 12.25 
           | 23.79% 
           | 
| 1997 
           | 63.75 
           | 90.00* 
           | 26.25 
           | 41.18% 
           | 
| 1998 
           | 45.00 
           | 85.625 
           | 40.625 
           | 90.28% 
           | 
| 1999 
           | 85.625 
           | 193.25* 
             | 107.625 
           | 125.69% 
           | 
| 2000 
           | 96.625 
           | 94.75* 
           | -1.875 
           | -1.94% 
           | 
| 2001 
           | 47.375 
           | 28.00 
             | -19.375 
           | -40.90% 
           | 
| 2002 
           | 28.00 
           | 15.01 
             | -12.99 
           | -46.39% 
           | 
| 2003 
           | 15.01 
           | 29.38 
           | 14.37 
           | 95.74% 
           | 
| 2004 
           | 29.38 
           | 24.62 
             | -4.76 
           | -16.20% 
           | 
| 2005 
           | 24.62 
           | 32.07 
           | 7.45 
           | 30.26% 
           | 
| 2006 
           | 32.07 
           | 28.80 
             | -3.27 
           | -10.20% 
           | 
| 2007 
           | 28.80 
           | 33.40 
           | 4.60 
           | 15.97% 
           | 
| 2008 
           | 33.40 
           | 15.52 
           | -17.88 
           | -53.53% 
           | 
| 2009 
           | 15.52 
           | 26.06 
           | 10.54 
           | 67.91% 
           | 
| 2010 
           | 26.06 
           | 32.50 
           | 6.44 
           | 24.71% 
           | 
| 2011 
           | 32.50 
           | 29.11 
           | -3.39 
           | -10.43% 
           | 
| 2012 
           | 29.11 
           | 30.89 
           | 1.78 
           | 6.11% 
           | 
| 2013 
           | 30.89 
           | 43.91 
           | 13.02 
           | 42.15% 
           | 
| 2014 
           | 43.91 
           | 53.465 
           | 9.555 
           | 21.76% 
           | 
| 2015 
           | 53.465 
           | 54.81 
           | 1.345 
           | 2.52% 
           | 
| 2016 
           | 54.81 
           | 72.97 
           | 18.16 
           | 33.13% 
           | 
| 2017 
           | 72.97 
           | 104.44 
           | 31.47 
           | 43.13% 
           | 
| 2018 
           | 104.44 
           | 94.50 
           | -9.94 
           | -9.52% 
           | 
| 2019 
           | 94.50 
           | 128.29 
           | 33.79 
           | 35.76% 
           | 
| 2020 
           | 128.29 
           | 164.13 
           | 35.84 
           | 27.94% 
           | 
| 2021 
           | 164.13 
           | 188.47 
           | 24.34 
           | 14.83% 
           | 
| 2022 
           | 188.47 
           | 165.22 
           | -23.25 
           | -12.34% 
           | 
| 2023 
           | 165.22 
           | 170.46 
           | 5.24 
           | 3.17% 
           | 
| 2024 
           | 170.46 
           | 187.51 
           | 17.05 
           | 10.00% 
           |