| Year | Return | 
|---|---|
| 2025 | 169.28 | 
| 2024 | -1.38 | 
| 2023 | 70.75 | 
| 2022 | -46.34 | 
| 2021 | 23.90 | 
| 2020 | 39.79 | 
| 2019 | 69.49 | 
| 2018 | -22.84 | 
| 2017 | 87.59 | 
| 2016 | 54.80 | 
| 2015 | -59.55 | 
| 2014 | 60.97 | 
| 2013 | 243.06 | 
| 2012 | 0.79 | 
| 2011 | -21.57 | 
| 2010 | -24.05 | 
| 2009 | 300.00 | 
| 2008 | -63.59 | 
| 2007 | -48.07 | 
| 2006 | 4.88 | 
| 2005 | 7.77 | 
| 2004 | -8.31 | 
| 2003 | 38.30 | 
| 2002 | -68.58 | 
| 2001 | -12.68 | 
| 2000 | -9.12 | 
| 1999 | 54.51 | 
| 1998 | 94.94 | 
| 1997 | -10.94 | 
| 1996 | -26.50 | 
| 1995 | 79.60 | 
| 1994 | 137.23 | 
| 1993 | 146.36 | 
| 1992 | 33.63 | 
| 1991 | 39.51 | 
| 1990 | 3.85 | 
| 1989 | -38.10 | 
| 1988 | 6.78 | 
| 1987 | 227.78 | 
| 1986 | -47.06 | 
| 1985 | -68.81 | 
| 1984 | 92.92 | 
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 2025-10-29