| Year | Return |
|---|---|
| 2025 | -24.94 |
| 2024 | -2.83 |
| 2023 | 14.45 |
| 2022 | -21.07 |
| 2021 | 15.31 |
| 2020 | 13.08 |
| 2019 | 26.24 |
| 2018 | 16.81 |
| 2017 | 24.55 |
| 2016 | 30.35 |
| 2015 | -17.21 |
| 2014 | 30.89 |
| 2013 | 33.91 |
| 2012 | 31.14 |
| 2011 | 25.17 |
| 2010 | 47.80 |
| 2009 | 132.44 |
| 2008 | -56.84 |
| 2007 | -14.61 |
| 2006 | -13.26 |
| 2005 | -27.33 |
| 2004 | 49.78 |
| 2003 | 88.37 |
| 2002 | 0.12 |
| 2001 | 25.34 |
| 2000 | 32.37 |
| 1999 | 45.62 |
| 1998 | -49.39 |
| 1997 | 136.96 |
| 1996 | 130.00 |
| 1995 | 11.11 |
| 1994 | 227.27 |
| 1993 | -45.00 |
| 1992 | -62.96 |
| 1991 | -6.90 |
| 1990 | 11.54 |
| 1989 | -39.53 |
| 1988 | -36.76 |
| 1987 | -51.43 |
| 1986 | -35.78 |
| 1985 | 65.15 |
| 1984 | 8.20 |
| 1983 | -27.38 |
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 2025-11-06