 
 
|      Year  
           |   Beginning Price  
           |   Ending Price  
           |   Gain or Loss 
           |   Percent Gain or Loss  
           | 
| 1986 
           | 4.25 
           | 5.25 
               | 1.00 
           | 23.53% 
           | 
| 1987 
           | 5.25 
           | 12.00 
               | 6.75 
           | 128.57% 
           | 
| 1988 
           | 12.00 
           | 12.75 
               | 0.75 
           | 6.25% 
           | 
| 1989 
           | 12.75 
           | 22.00 
               | 9.25 
           | 72.55% 
           | 
| 1990 
           | 22.00 
           | 11.5625* 
               | -10.4375 
           | -47.44% 
           | 
| 1991 
           | 9.25 
           | 13.00 
               | 3.75 
           | 40.54% 
           | 
| 1992 
           | 13.00 
           | 10.125 
               | -2.875 
           | -22.12% 
           | 
| 1993 
           | 10.125 
           | 6.875 
               | -3.25 
           | -32.10% 
           | 
| 1994 
           | 6.875 
           | 7.00 
               | 0.125 
           | 1.82% 
           | 
| 1995 
           | 7.00 
           | 4.75 
               | -2.25 
           | -32.14% 
           | 
| 1996 
           | 4.75 
           | 10.125 
               | 5.375 
           | 113.16% 
           | 
| 1997 
           | 10.125 
           | 23.50 
               | 13.375 
           | 132.10% 
           | 
| 1998 
           | 23.50 
           | 28.5625 
               | 5.0625 
           | 21.54% 
           | 
| 1999 
           | 28.5625 
           | 27.75 
           | -0.8125 
           | -2.84% 
           | 
| 2000 
           | 27.75 
           | 16.1875 
           | -11.5625 
           | -41.67% 
           | 
| 2001 
           | 16.1875 
           | 17.54 
               | 1.3525 
           | 8.36% 
           | 
| 2002 
           | 17.54 
           | 11.14 
               | -6.40 
           | -36.49% 
           | 
| 2003 
           | 11.14 
           | 28.48 
               | 17.34 
           | 155.66% 
           | 
| 2004 
           | 28.48 
           | 47.65 
           | 19.17 
           | 67.31% 
           | 
| 2005 
           | 47.65 
           | 59.40 
           | 11.75 
           | 24.66% 
           | 
| 2006 
           | 59.40 
           | 129.16* 
           | 69.76 
           | 117.44% 
           | 
| 2007 
           | 64.58 
           | 65.57 
           | 0.99 
           | 1.53% 
           | 
| 2008 
           | 65.57 
           | 17.32 
           | -48.25 
           | -73.59% 
           | 
| 2009 
           | 17.32 
           | 19.81 
           | 2.49 
           | 14.38% 
           | 
| 2010 
           | 19.81 
           | 31.04 
           | 11.23 
           | 56.69% 
           | 
| 2011 
           | 31.04 
           | 13.54 
           | -17.50 
           | -56.38% 
           | 
| 2012 
           | 13.54 
           | 28.11 
           | 14.57 
           | 107.61% 
           | 
| 2013 
           | 28.11 
           | 41.99 
           | 13.88 
           | 49.38% 
           | 
| 2014 
           | 41.99 
           | 27.88 
           | -14.11 
           | -33.60% 
           | 
| 2015 
           | 27.88 
           | 18.48 
           | -9.40 
           | -33.72% 
           | 
| 2016 
           | 18.48 
           | 31.53 
           | 13.05 
           | 70.62% 
           | 
| 2017 
           | 31.53 
           | 48.22 
           | 16.69 
           | 52.93% 
           | 
| 2018 
           | 48.22 
           | 27.57 
           | -20.65 
           | -42.82% 
           | 
| 2019 
           | 27.57 
           | 29.78 
           | 2.21 
           | 8.02% 
           | 
| 2020 
           | 29.78 
           | 34.89 
           | 5.11 
           | 17.16% 
           | 
| 2021 
           | 34.89 
           | 43.95 
           | 9.06 
           | 25.97% 
           | 
| 2022 
           | 43.95 
           | 42.72 
           | -1.23 
           | -2.80% 
           | 
| 2023 
           | 42.72 
           | 57.46 
           | 14.74 
           | 34.50% 
           | 
| 2024 
           | 57.46 
           | 46.22 
           | -11.24 
           | -19.56% 
           |