| Year | Return |
|---|---|
| 2025 | -2.38 |
| 2024 | 16.41 |
| 2023 | -14.23 |
| 2022 | -21.41 |
| 2021 | -8.09 |
| 2020 | -13.65 |
| 2019 | 16.14 |
| 2018 | -28.98 |
| 2017 | 31.32 |
| 2016 | 15.75 |
| 2015 | 1.75 |
| 2014 | 124.63 |
| 2013 | 83.98 |
| 2012 | 19.63 |
| 2011 | -34.05 |
| 2010 | 13.56 |
| 2009 | 32.60 |
| 2008 | -29.34 |
| 2007 | -20.37 |
| 2006 | -6.76 |
| 2005 | 0.92 |
| 2004 | 0.87 |
| 2003 | 16.12 |
| 2002 | -24.78 |
| 2001 | -17.33 |
| 2000 | 107.94 |
| 1999 | 6.61 |
| 1998 | 38.20 |
| 1997 | 67.90 |
| 1996 | -4.35 |
| 1995 | 37.31 |
| 1994 | -55.18 |
| 1993 | 90.04 |
| 1992 | 72.89 |
| 1991 | 95.00 |
| 1990 | 9.37 |
| 1989 | 18.52 |
| 1988 | 51.40 |
| 1987 | -35.15 |
| 1986 | -23.26 |
| 1985 | 22.16 |
| 1984 | -19.12 |
| 1983 | 27.70 |
| 1982 | 84.42 |
| 1981 | 0.26 |
| 1980 | 148.28 |
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 2025-11-14