| Year | Return |
|---|---|
| 2025 | -10.06 |
| 2024 | -14.15 |
| 2023 | -2.01 |
| 2022 | -11.05 |
| 2021 | 59.23 |
| 2020 | 1.82 |
| 2019 | 11.97 |
| 2018 | 2.33 |
| 2017 | -13.88 |
| 2016 | 0.56 |
| 2015 | 12.08 |
| 2014 | 17.34 |
| 2013 | 60.62 |
| 2012 | 13.26 |
| 2011 | -8.38 |
| 2010 | 43.90 |
| 2009 | 86.36 |
| 2008 | -51.17 |
| 2007 | -33.74 |
| 2006 | 26.84 |
| 2005 | -27.99 |
| 2004 | -14.10 |
| 2003 | 10.80 |
| 2002 | -52.34 |
| 2001 | -30.60 |
| 2000 | -26.22 |
| 1999 | 44.67 |
| 1998 | 60.10 |
| 1997 | 57.30 |
| 1996 | 9.51 |
| 1995 | 35.02 |
| 1994 | 0.39 |
| 1993 | -8.24 |
| 1992 | 21.83 |
| 1991 | 63.57 |
| 1990 | 7.28 |
| 1989 | 33.16 |
| 1988 | 15.75 |
| 1987 | 15.98 |
| 1986 | 27.70 |
| 1985 | 24.73 |
| 1984 | 32.21 |
| 1983 | 7.77 |
| 1982 | 47.89 |
| 1981 | 4.82 |
| 1980 | 10.18 |
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 2025-11-05