| Year | Total | vs prev |
|---|---|---|
| 2026 YTD | 10,351 | +12.2% |
| 2025 | 18,900 | +4.6% |
| 2024 | 18,077 | +8.6% |
| 2023 | 16,641 | −39.3% |
| 2022 | 27,436 | +42.7% |
| 2021 | 19,232 | +6.0% |
| 2020 | 18,136 | −29.8% |
| 2019 | 25,819 | +3.7% |
| 2018 | 24,896 | +5.5% |
| 2017 | 23,605 | +7.8% |
| 2016 | 21,897 | −13.6% |
| 2015 | 25,338 | +4.5% |
| 2014 | 24,256 | −1.0% |
| 2013 | 24,512 | +32.5% |
| 2012 | 18,502 | +7.6% |
| 2011 | 17,188 | +3.7% |
| 2010 | 16,578 | −8.8% |
| 2009 | 18,182 | +9.6% |
| 2008 | 16,583 | +14.8% |
| 2007 | 14,442 | +35.9% |
| 2006 | 10,627 | +5.5% |
| 2005 | 10,073 | +48.0% |
| 2004 | 6,808 | −1.4% |
| 2003 | 6,903 | +14.2% |
| 2002 | 6,043 | −2.5% |
| 2001 | 6,195 | +16.5% |
| 2000 | 5,317 | −13.7% |
| 1999 | 6,160 | −23.1% |
| 1998 | 8,007 | +20.8% |
| 1997 | 6,628 | +42.0% |
| 1996 | 4,668 | −15.4% |
| 1995 | 5,520 | −1.8% |
| 1994 | 5,621 | −9.3% |
| 1993 | 6,198 | −11.5% |
| 1992 | 7,006 | +47.3% |
| 1991 | 4,757 | — |
