 
 
|      Year  
           |   Beginning Price  
           |   Ending Price  
           |   Gain or Loss 
           |   Percent Gain or Loss  
           | 
| 1976 
           | 10.75 
           | 10.75 
           | 0 
           | 0.00% 
           | 
| 1977 
           | 10.75 
           | 11.75 
           | 1.00 
           | 9.30% 
           | 
| 1978 
           | 11.75 
           | 12.75 
           | 1.00 
           | 8.51% 
           | 
| 1979 
           | 12.75 
           | 12.50 
           | -0.25 
           | -1.96% 
           | 
| 1980 
           | 12.50 
           | 12.00 
           | -0.50 
           | -4.00% 
           | 
| 1981 
           | 12.00 
           | 13.25 
           | 1.25 
           | 10.42% 
           | 
| 1982 
           | 13.25 
           | 27.30* 
           | 14.05 
           | 106.04% 
           | 
| 1983 
           | 26.00 
           | 41.00* 
           | 15.00 
           | 57.69% 
           | 
| 1984 
           | 20.50 
           | 16.25* 
           | -4.25 
           | -20.73% 
           | 
| 1985 
           | 13.00 
           | 26.00 
           | 13.00 
           | 100.00% 
           | 
| 1986 
           | 26.00 
           | 12.00 
           | -14.00 
           | -53.85% 
           | 
| 1987 
           | 12.00 
           | 11.25 
           | -0.75 
           | -6.25% 
           | 
| 1988 
           | 11.25 
           | 11.25 
           | 0 
           | 0.00% 
           | 
| 1989 
           | 11.25 
           | 10.25 
           | -1.00 
           | -8.89% 
           | 
| 1990 
           | 10.25 
           | 7.375 
           | -2.875 
           | -28.05% 
           | 
| 1991 
           | 7.375 
           | 10.625 
           | 3.25 
           | 44.07% 
           | 
| 1992 
           | 10.625 
           | 17.25 
           | 6.625 
           | 62.35% 
           | 
| 1993 
           | 17.25 
           | 25.6875* 
           | 8.4375 
           | 48.91% 
           | 
| 1994 
           | 17.125 
           | 11.75 
           | -5.375 
           | -31.39% 
           | 
| 1995 
           | 11.75 
           | 13.875 
           | 2.125 
           | 18.09% 
           | 
| 1996 
           | 13.875 
           | 11.375 
           | -2.50 
           | -18.02% 
           | 
| 1997 
           | 11.375 
           | 13.50 
           | 2.125 
           | 18.68% 
           | 
| 1998 
           | 13.50 
           | 21.00 
           | 7.50 
           | 55.56% 
           | 
| 1999 
           | 21.00 
           | 25.25* 
           | 4.25 
           | 20.24% 
           | 
| 2000 
           | 12.625 
           | 9.875 
           | -2.75 
           | -21.78% 
           | 
| 2001 
           | 9.875 
           | 16.55 
           | 6.675 
           | 67.59% 
           | 
| 2002 
           | 16.55 
           | 13.90 
           | -2.65 
           | -16.01% 
           | 
| 2003 
           | 13.90 
           | 19.86 
           | 5.96 
           | 42.88% 
           | 
| 2004 
           | 19.86 
           | 18.50 
           | -1.36 
           | -6.85% 
           | 
| 2005 
           | 18.50 
           | 12.89 
           | -5.61 
           | -30.32% 
           | 
| 2006 
           | 12.89 
           | 14.80 
           | 1.91 
           | 14.82% 
           | 
| 2007 
           | 14.80 
           | 8.99 
           | -5.81 
           | -39.26% 
           | 
| 2008 
           | 8.99 
           | 9.33 
           | 0.34 
           | 3.78% 
           | 
| 2009 
           | 9.33 
           | 13.73 
           | 4.40 
           | 47.16% 
           | 
| 2010 
           | 13.73 
           | 12.98 
           | -0.75 
           | -5.46% 
           | 
| 2011 
           | 12.98 
           | 10.98 
           | -2.00 
           | -15.41% 
           | 
| 2012 
           | 10.98 
           | 16.31 
           | 5.33 
           | 48.54% 
           | 
| 2013 
           | 16.31 
           | 31.30 
           | 14.99 
           | 91.91% 
           | 
| 2014 
           | 31.30 
           | 22.01 
           | -9.29 
           | -29.68% 
           | 
| 2015 
           | 22.01 
           | 21.44 
           | -0.57 
           | -2.59% 
           | 
| 2016 
           | 21.44 
           | 23.70 
           | 2.26 
           | 10.54% 
           | 
| 2017 
           | 23.70 
           | 22.65 
           | -1.05 
           | -4.43% 
           | 
| 2018 
           | 22.65 
           | 18.78 
           | -3.87 
           | -17.09% 
           | 
| 2019 
           | 18.78 
           | 20.16 
           | 1.38 
           | 7.35% 
           | 
| 2020 
           | 20.16 
           | 27.67 
           | 7.51 
           | 37.25% 
           | 
| 2021 
           | 27.67 
           | 30.57 
           | 2.90 
           | 10.48% 
           | 
| 2022 
           | 30.57 
           | 29.90 
           | -0.67 
           | -2.19% 
           | 
| 2023 
           | 29.90 
           | 35.50 
           | 5.60 
           | 18.73% 
           | 
| 2024 
           | 35.50 
           | 22.26 
           | -13.24 
           | -37.30% 
           |