| Year | Return |
|---|---|
| 2025 | 12.35 |
| 2024 | 38.89 |
| 2023 | 1.05 |
| 2022 | -10.13 |
| 2021 | 30.40 |
| 2020 | -16.91 |
| 2019 | 35.82 |
| 2018 | 3.27 |
| 2017 | -1.03 |
| 2016 | 28.02 |
| 2015 | 14.16 |
| 2014 | -1.03 |
| 2013 | 33.73 |
| 2012 | 28.56 |
| 2011 | -3.88 |
| 2010 | 20.77 |
| 2009 | -9.74 |
| 2008 | -26.48 |
| 2007 | -12.73 |
| 2006 | 1.41 |
| 2005 | 6.00 |
| 2004 | 11.31 |
| 2003 | 11.19 |
| 2002 | -1.57 |
| 2001 | -3.57 |
| 2000 | 26.85 |
| 1999 | -14.85 |
| 1998 | -21.94 |
| 1997 | 116.96 |
| 1996 | 4.40 |
| 1995 | 33.03 |
| 1994 | -3.74 |
| 1993 | -12.65 |
| 1992 | 70.93 |
| 1991 | 27.98 |
| 1990 | 5.66 |
| 1989 | 50.71 |
| 1988 | 34.39 |
| 1987 | -36.95 |
| 1986 | 4.18 |
| 1985 | 57.76 |
| 1984 | 8.99 |
| 1983 | 47.09 |
| 1982 | 21.15 |
| 1981 | 6.12 |
| 1980 | 26.72 |
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 2025-11-17