| Year | Total | vs prev |
|---|---|---|
| 2026 YTD | 24 | −20.0% |
| 2025 | 52 | −48.0% |
| 2024 | 100 | +16.3% |
| 2023 | 86 | −10.4% |
| 2022 | 96 | +10.3% |
| 2021 | 87 | −53.2% |
| 2020 | 186 | +25.7% |
| 2019 | 148 | — |
| 2018 | 0 | −100.0% |
| 2017 | 87 | −55.2% |
| 2016 | 194 | +198.5% |
| 2015 | 65 | −21.7% |
| 2014 | 83 | −12.6% |
| 2013 | 95 | −24.6% |
| 2012 | 126 | −1.6% |
| 2011 | 128 | −52.2% |
| 2010 | 268 | −10.4% |
| 2009 | 299 | +131.8% |
| 2008 | 129 | −54.4% |
| 2007 | 283 | +1.4% |
| 2006 | 279 | −6.4% |
| 2005 | 298 | −22.0% |
| 2004 | 382 | −17.1% |
| 2003 | 461 | — |