| Year | Total | vs prev |
|---|---|---|
| 2026 YTD | 79 | −43.6% |
| 2025 | 333 | +0.6% |
| 2024 | 331 | −23.6% |
| 2023 | 433 | +56.9% |
| 2022 | 276 | −66.1% |
| 2021 | 813 | +1.0% |
| 2020 | 805 | +24.8% |
| 2019 | 645 | −27.0% |
| 2018 | 883 | −10.2% |
| 2017 | 983 | +14.7% |
| 2016 | 857 | +38.7% |
| 2015 | 618 | +38.6% |
| 2014 | 446 | −19.6% |
| 2013 | 555 | −23.1% |
| 2012 | 722 | +155.1% |
| 2011 | 283 | — |