| Years | Return |
|---|---|
| 1997 | -12.1% |
| 1998 | 4.2% |
| 1999 | 19.2% |
| 2000 | -11.9% |
| 2001 | 1.9% |
| 2002 | -1.2% |
| 2003 | 55.3% |
| 2004 | 29.4% |
| 2005 | 16.7% |
| 2006 | 30.9% |
| 2007 | 28.2% |
| 2008 | -48% |
| 2009 | 68.2% |
| 2010 | 15.3% |
| 2011 | -11.6% |
| 2012 | 24% |
| 2013 | 1.8% |
| 2014 | -4.6% |
| 2015 | -9.9% |
| 2016 | 11.1% |
| 2017 | 19.9% |
| 2018 | -12% |
| 2019 | 17.6% |
| 2020 | 0.7% |
| 2021 | 5.6% |
| 2022 | -7.7% |
| 2023 | 9.5% |
| 2024 | 0.4% |