| Year | Return |
|---|---|
| 2025 | 87.46 |
| 2024 | 56.06 |
| 2023 | -4.66 |
| 2022 | -14.21 |
| 2021 | 3.42 |
| 2020 | 23.67 |
| 2019 | -3.64 |
| 2018 | -5.56 |
| 2017 | 31.81 |
| 2016 | 32.77 |
| 2015 | -20.28 |
| 2014 | 28.68 |
| 2013 | 41.20 |
| 2012 | -2.77 |
| 2011 | -32.82 |
| 2010 | 0.05 |
| 2009 | 102.62 |
| 2008 | -60.28 |
| 2007 | 28.22 |
| 2006 | -4.83 |
| 2005 | 67.03 |
| 2004 | 12.85 |
| 2003 | 215.11 |
| 2002 | -62.89 |
| 2001 | -83.11 |
| 2000 | 22.88 |
| 1999 | 186.53 |
| 1998 | 21.21 |
| 1997 | -19.73 |
| 1996 | 44.53 |
| 1995 | 7.11 |
| 1994 | 6.70 |
| 1993 | -25.33 |
| 1992 | -2.28 |
| 1991 | 71.03 |
| 1990 | 4.36 |
| 1989 | 23.96 |
| 1988 | 48.40 |
| 1987 | -14.81 |
| 1986 | -11.13 |
| 1985 | 78.99 |
| 1984 | -1.08 |
| 1983 | 5.88 |
| 1982 | 26.99 |
| 1981 | 0.00 |
Returns are calculated using the closing price of the previous year to the closing price of the current year. The yearly returns are not adjusted for dividends or inflation.
Note: 2025 return as of the closing price on 2025-10-31