 
 
|      Year  
           |   Beginning Price  
           |   Ending Price  
           |   Gain or Loss 
           |   Percent Gain or Loss  
           | 
| 1987 
           | 30.50 
           | 20.00 
             | -10.50 
           | -34.43% 
           | 
| 1988 
           | 20.00 
           | 34.50 
             | 14.50 
           | 72.50% 
           | 
| 1989 
           | 34.50 
           | 58.50 
             | 24.00 
           | 69.57% 
           | 
| 1990 
           | 58.50 
           | 48.00* 
             | -10.50 
           | -17.95% 
           | 
| 1991 
           | 24.00 
           | 45.00 
             | 21.00 
           | 87.50% 
           | 
| 1992 
           | 45.00 
           | 45.50 
             | 0.50 
           | 1.11% 
           | 
| 1993 
           | 45.50 
           | 58.00* 
             | 12.50 
           | 27.47% 
           | 
| 1994 
           | 29.00 
           | 30.00 
             | 1.00 
           | 3.45% 
           | 
| 1995 
           | 30.00 
           | 49.25 
           | 19.25 
           | 64.17% 
           | 
| 1996 
           | 49.25 
           | 87.00* 
           | 37.75 
           | 76.65% 
           | 
| 1997 
           | 43.50 
           | 62.875 
           | 19.375 
           | 44.54% 
           | 
| 1998 
           | 62.875 
           | 68.50* 
           | 5.625 
           | 8.95% 
           | 
| 1999 
           | 34.25 
           | 36.9375 
             | 2.6875 
           | 7.85% 
           | 
| 2000 
           | 36.9375 
           | 42.2656 
           | 5.3281 
           | 14.42% 
           | 
| 2001 
           | 42.2656 
           | 34.73 
             | -7.5356 
           | -17.83% 
           | 
| 2002 
           | 34.73 
           | 27.28 
             | -7.45 
           | -21.45% 
           | 
| 2003 
           | 27.28 
           | 47.41 
           | 20.13 
           | 73.79% 
           | 
| 2004 
           | 47.41 
           | 62.20 
             | 14.79 
           | 31.20% 
           | 
| 2005 
           | 62.20 
           | 72.03 
           | 9.83 
           | 15.80% 
           | 
| 2006 
           | 72.03 
           | 87.54* 
             | 15.51 
           | 21.53% 
           | 
| 2007 
           | 43.77 
           | 60.88 
           | 17.11 
           | 39.09% 
           | 
| 2008 
           | 60.88 
           | 35.44 
           | -25.44 
           | -41.79% 
           | 
| 2009 
           | 35.44 
           | 53.25 
           | 17.81 
           | 50.25% 
           | 
| 2010 
           | 53.25 
           | 64.54 
           | 11.29 
           | 21.20% 
           | 
| 2011 
           | 64.54 
           | 56.95 
           | -7.59 
           | -11.76% 
           | 
| 2012 
           | 56.95 
           | 65.12 
           | 8.17 
           | 14.35% 
           | 
| 2013 
           | 65.12 
           | 83.77 
           | 18.65 
           | 28.64% 
           | 
| 2014 
           | 83.77 
           | 85.86 
           | 2.09 
           | 2.49% 
           | 
| 2015 
           | 85.86 
           | 71.49 
           | -14.37 
           | -16.74% 
           | 
| 2016 
           | 71.49 
           | 75.26 
           | 3.77 
           | 5.27% 
           | 
| 2017 
           | 75.26 
           | 104.93 
           | 29.67 
           | 39.42% 
           | 
| 2018 
           | 104.93 
           | 92.32 
           | -12.61 
           | -12.02% 
           | 
| 2019 
           | 92.32 
           | 121.84 
           | 29.52 
           | 31.98% 
           | 
| 2020 
           | 121.84 
           | 151.39 
           | 29.55 
           | 24.25% 
           | 
| 2021 
           | 151.39 
           | 196.64 
           | 45.25 
           | 29.89% 
           | 
| 2022 
           | 196.64 
           | 109.06 
           | -87.58 
           | -44.54% 
           | 
| 2023 
           | 109.06 
           | 107.69 
           | -1.37 
           | -1.26% 
           | 
| 2024 
           | 107.69 
           | 113.09 
           | 5.40 
           | 5.01% 
           |