| Year | Count |
|---|---|
| 1992 | 5 |
| 1994 | 5 |
| 1998 | 14 |
| 1999 | 15 |
| 2000 | 7 |
| 2003 | 20 |
| 2004 | 83 |
| 2005 | 61 |
| 2006 | 63 |
| 2007 | 66 |
| 2008 | 84 |
| 2009 | 87 |
| 2010 | 125 |
| 2011 | 151 |
| 2012 | 191 |
| 2013 | 204 |
| 2014 | 137 |
| 2015 | 216 |
| 2016 | 220 |
| 2017 | 256 |
| 2018 | 262 |
| 2019 | 298 |
| 2019 | 6 |
| 2020 | 255 |
| 2021 | 436 |
| 2021 | 15 |
| 2022 | 479 |
| 2022 | 6 |
| 2023 | 538 |
| 2023 | 12 |
| 2024 | 470 |
| 2024 | 11 |