| Year | Total | vs prev |
|---|---|---|
| 2026 YTD | 45 | −74.6% |
| 2025 | 438 | +148.9% |
| 2024 | 176 | −61.9% |
| 2023 | 462 | +18.5% |
| 2022 | 390 | −42.6% |
| 2021 | 680 | +34.9% |
| 2020 | 504 | +55.1% |
| 2019 | 325 | −73.9% |
| 2018 | 1,247 | −6.7% |
| 2017 | 1,336 | −36.8% |
| 2016 | 2,113 | +16.8% |
| 2015 | 1,809 | +5.9% |
| 2014 | 1,708 | +4.3% |
| 2013 | 1,637 | −8.1% |
| 2012 | 1,782 | −1.3% |
| 2011 | 1,806 | — |