| Years | Return |
|---|---|
| 2015 | 0% |
| 2016 | 4.6% |
| 2017 | 18.8% |
| 2018 | -7% |
| 2019 | 27.6% |
| 2020 | 27.5% |
| 2023 | 0% |
| 2000 | 11.1% |
| 2001 | -27.6% |
| 2002 | -7% |
| 2003 | 41.8% |
| 2004 | 0% |
| 2005 | 5.5% |
| 2006 | 0% |
| 2007 | 9.6% |
| 2008 | -43.6% |
| 2009 | 58.9% |
| 2010 | 0% |
| 2011 | 4.5% |
| 2012 | -21.7% |
| 2013 | -5.5% |
| 2014 | -16.4% |
| 2021 | 22.4% |
| 2024 | 0% |
| 2022 | -28.5% |