| Year | Total | vs prev |
|---|---|---|
| 2026 YTD | 2 | −81.8% |
| 2025 | 46 | −23.3% |
| 2024 | 60 | −22.1% |
| 2023 | 77 | −18.1% |
| 2022 | 94 | −6.0% |
| 2021 | 100 | −11.5% |
| 2020 | 113 | −8.1% |
| 2019 | 123 | −6.1% |
| 2018 | 131 | +65.8% |
| 2017 | 79 | −52.1% |
| 2016 | 165 | −4.1% |
| 2015 | 172 | +44.5% |
| 2014 | 119 | +24.0% |
| 2013 | 96 | −26.2% |
| 2012 | 130 | −31.6% |
| 2011 | 190 | — |