 
 
|      Year  
           |   Beginning Price  
           |   Ending Price  
           |   Gain or Loss 
           |   Percent Gain or Loss  
           | 
| 1996 
           | 29.50 
           | 34.375 
           | 4.875 
           | 16.53% 
           | 
| 1997 
           | 34.375 
           | 35.00 
           | 0.625 
           | 1.82% 
           | 
| 1998 
           | 35.00 
           | 44.75 
           | 9.75 
           | 27.86% 
           | 
| 1999 
           | 44.75 
           | 13.3125 
             | -31.4375 
           | -70.25% 
           | 
| 2000 
           | 13.3125 
           | 34.625 
           | 21.3125 
           | 160.09% 
           | 
| 2001 
           | 34.625 
           | 37.03 
             | 2.405 
           | 6.95% 
           | 
| 2002 
           | 37.03 
           | 45.00 
             | 7.97 
           | 21.52% 
           | 
| 2003 
           | 45.00 
           | 67.58 
           | 22.58 
           | 50.18% 
           | 
| 2004 
           | 67.58 
           | 69.64 
             | 2.06 
           | 3.05% 
           | 
| 2005 
           | 69.64 
           | 87.28* 
           | 17.64 
           | 25.33% 
           | 
| 2006 
           | 43.64 
           | 48.98 
             | 5.34 
           | 12.24% 
           | 
| 2007 
           | 48.98 
           | 61.40 
           | 12.42 
           | 25.36% 
           | 
| 2008 
           | 61.40 
           | 36.69 
           | -24.71 
           | -40.24% 
           | 
| 2009 
           | 36.69 
           | 52.60 
           | 15.91 
           | 43.36% 
           | 
| 2010 
           | 52.60 
           | 61.39 
           | 8.79 
           | 16.71% 
           | 
| 2011 
           | 61.39 
           | 64.43 
           | 3.04 
           | 4.95% 
           | 
| 2012 
           | 64.43 
           | 80.42 
           | 15.99 
           | 24.82% 
           | 
| 2013 
           | 80.42 
           | 114.26 
           | 33.84 
           | 42.08% 
           | 
| 2014 
           | 114.26 
           | 136.15 
           | 21.89 
           | 19.16% 
           | 
| 2015 
           | 136.15 
           | 158.19 
           | 22.04 
           | 16.19% 
           | 
| 2016 
           | 158.19 
           | 151.71 
           | -6.48 
           | -4.10% 
           | 
| 2017 
           | 151.71 
           | 139.76* 
           | -11.95 
           | -7.88% 
           | 
| 2018 
           | 69.88 
           | 78.52 
           | 8.64 
           | 12.36% 
           | 
| 2019 
           | 78.52 
           | 72.00* 
           | -6.52 
           | -8.30% 
           | 
| 2020 
           | 66.72 
           | 66.86 
           | 0.14 
           | 0.21% 
           | 
| 2021 
           | 66.86 
           | 77.53 
           | 10.67 
           | 15.96% 
           | 
| 2022 
           | 77.53 
           | 79.87 
           | 2.34 
           | 3.02% 
           | 
| 2023 
           | 79.87 
           | 75.71 
           | -4.16 
           | -5.21% 
           | 
| 2024 
           | 75.71 
           | 69.20 
           | -6.51 
           | -8.60% 
           |