Historical month-by-month and year-by-year returns
Based on 26 calendar years of monthly closes, starting 2001.
| Month | Average | Median | % Positive | Best | Worst |
|---|---|---|---|---|---|
| January | +0.1% | +0.1% | 80% | +0.4% | −1.1% |
| February | +0.1% | 0.0% | 64% | +1.2% | −0.3% |
| March | 0.0% | 0.0% | 54% | +0.3% | −0.6% |
| April | 0.0% | 0.0% | 68% | +1.1% | −1.0% |
| May | 0.0% | 0.0% | 54% | +1.1% | −1.2% |
| June | +0.1% | 0.0% | 54% | +1.4% | −0.5% |
| July | 0.0% | 0.0% | 54% | +0.6% | −0.7% |
| August | −0.1% | 0.0% | 16% | +0.2% | −0.5% |
| September | −0.1% | 0.0% | 21% | +0.2% | −0.4% |
| October | — | — | — | — | — |
| November | 0.0% | 0.0% | 46% | +0.3% | −0.5% |
| December | 0.0% | 0.0% | 48% | +0.5% | −0.6% |
| Year | Return |
|---|---|
| 2025 | +0.2% |
| 2024 | −0.6% |
| 2023 | 0.0% |
| 2022 | +0.2% |
| 2021 | +0.6% |
| 2020 | −0.5% |
| 2019 | −0.5% |
| 2018 | +0.2% |
| 2017 | +0.8% |
| 2016 | 0.0% |
| 2015 | −0.1% |
| 2014 | 0.0% |
| 2013 | 0.0% |
| 2012 | −0.3% |
| 2011 | −0.1% |
| 2010 | +0.4% |
| 2009 | +0.3% |
| 2008 | −0.9% |
| 2007 | +0.3% |
| 2006 | +0.3% |
| 2005 | −0.3% |
| 2004 | +0.3% |
| 2002 | 0.0% |
These are historical patterns, not a forecast — past calendar-month performance does not predict future returns.