| Years | Return |
|---|---|
| 2000 | -13.6% |
| 2001 | -13.9% |
| 2002 | -15.3% |
| 2003 | 34.8% |
| 2004 | 18.4% |
| 2005 | 5.9% |
| 2006 | 30.4% |
| 2007 | 6.4% |
| 2008 | -46.5% |
| 2009 | 36.2% |
| 2010 | 10.2% |
| 2011 | 118.5% |
| 2012 | -18.6% |
| 2013 | -26.7% |
| 2014 | -15.6% |
| 2015 | -9.4% |
| 2016 | 7.4% |
| 2017 | -17.2% |
| 2018 | -7.3% |
| 2019 | -9.1% |
| 2020 | 93.7% |
| 2021 | 2.5% |
| 2022 | 0% |
| 2023 | 0% |
| 2024 | 0% |