| Year | Count |
|---|---|
| 1998 | 6 |
| 1999 | 5 |
| 2001 | 12 |
| 2002 | 8 |
| 2003 | 17 |
| 2005 | 11 |
| 2006 | 13 |
| 2007 | 44 |
| 2008 | 103 |
| 2009 | 47 |
| 2010 | 34 |
| 2011 | 37 |
| 2012 | 12 |
| 2012 | 51 |
| 2013 | 65 |
| 2014 | 14 |
| 2014 | 55 |
| 2015 | 38 |
| 2016 | 82 |
| 2017 | 17 |
| 2017 | 77 |
| 2018 | 30 |
| 2018 | 85 |
| 2019 | 22 |
| 2019 | 251 |
| 2020 | 70 |
| 2020 | 240 |
| 2021 | 34 |
| 2021 | 329 |
| 2022 | 51 |
| 2022 | 385 |
| 2023 | 32 |
| 2023 | 315 |
| 2024 | 50 |
| 2024 | 265 |