| Year | Return |
|---|---|
| 2025 | 181.04 |
| 2024 | 13.86 |
| 2023 | 65.99 |
| 2022 | -51.62 |
| 2021 | 17.73 |
| 2020 | -12.73 |
| 2019 | 71.68 |
| 2018 | -53.51 |
| 2017 | 17.04 |
| 2016 | 13.16 |
| 2015 | -45.75 |
| 2014 | 31.94 |
| 2013 | 97.46 |
| 2012 | 37.29 |
| 2011 | -8.70 |
| 2010 | -23.22 |
| 2009 | 285.59 |
| 2008 | -62.10 |
| 2007 | 47.65 |
| 2006 | 9.94 |
| 2005 | 71.68 |
| 2004 | -8.06 |
| 2003 | 84.51 |
| 2002 | 1.91 |
| 2001 | 157.23 |
| 2000 | -41.79 |
| 1999 | -72.20 |
| 1998 | -5.86 |
| 1997 | -43.74 |
| 1996 | 218.18 |
| 1995 | 6.72 |
| 1994 | 83.56 |
| 1993 | 5.80 |
| 1992 | 228.57 |
| 1991 | -46.15 |
| 1990 | -41.79 |
| 1989 | -43.22 |
| 1988 | -9.23 |
| 1987 | -12.16 |
| 1986 | 76.19 |
| 1985 | 21.74 |
| 1984 | -4.17 |
| 1983 | 94.59 |
| 1982 | -30.19 |
| 1981 | -32.91 |
| 1980 | 229.17 |
| 1979 | 60.00 |
| 1978 | -16.67 |
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 2025-10-27