| Year | Total | vs prev |
|---|---|---|
| 2026 YTD | 269 | +78.1% |
| 2025 | 314 | −64.1% |
| 2024 | 875 | −9.9% |
| 2023 | 971 | −28.7% |
| 2022 | 1,362 | −21.1% |
| 2021 | 1,727 | +196.7% |
| 2020 | 582 | −65.2% |
| 2019 | 1,672 | −20.2% |
| 2018 | 2,095 | −4.0% |
| 2017 | 2,183 | +11.4% |
| 2016 | 1,960 | +45.6% |
| 2015 | 1,346 | +3.9% |
| 2014 | 1,296 | −24.8% |
| 2013 | 1,724 | +9.9% |
| 2012 | 1,569 | +5.6% |
| 2011 | 1,486 | −8.8% |
| 2010 | 1,630 | +25.9% |
| 2009 | 1,295 | −20.3% |
| 2008 | 1,624 | −5.3% |
| 2007 | 1,714 | +14.5% |
| 2006 | 1,497 | +13.4% |
| 2005 | 1,320 | +29.9% |
| 2004 | 1,016 | +21.1% |
| 2003 | 839 | −5.2% |
| 2002 | 885 | +15.1% |
| 2001 | 769 | +2.1% |
| 2000 | 753 | +12.6% |
| 1999 | 669 | −56.8% |
| 1998 | 1,548 | −25.9% |
| 1997 | 2,089 | +10.6% |
| 1996 | 1,888 | +15.7% |
| 1995 | 1,632 | +84.6% |
| 1994 | 884 | +351.0% |
| 1993 | 196 | — |