| Year | Total | vs prev |
|---|---|---|
| 2025 | 0 | −100.0% |
| 2024 | 3 | — |
| 2022 | 0 | −100.0% |
| 2021 | 64 | −39.0% |
| 2020 | 105 | +61.5% |
| 2019 | 65 | −57.8% |
| 2018 | 154 | +11.6% |
| 2017 | 138 | −15.9% |
| 2016 | 164 | −20.0% |
| 2015 | 205 | −18.7% |
| 2014 | 252 | +5.0% |
| 2013 | 240 | +8.1% |
| 2012 | 222 | +200.0% |
| 2011 | 74 | +80.5% |
| 2010 | 41 | −34.9% |
| 2009 | 63 | −45.7% |
| 2008 | 116 | −30.5% |
| 2007 | 167 | −26.8% |
| 2006 | 228 | +82.4% |
| 2005 | 125 | −32.8% |
| 2004 | 186 | — |