| Year | Count |
|---|---|
| 1995 | 9 |
| 1996 | 7 |
| 1997 | 13 |
| 1998 | 5 |
| 1999 | 8 |
| 2000 | 8 |
| 2001 | 7 |
| 2002 | 16 |
| 2003 | 7 |
| 2004 | 37 |
| 2005 | 53 |
| 2006 | 81 |
| 2007 | 120 |
| 2008 | 96 |
| 2009 | 79 |
| 2010 | 78 |
| 2011 | 113 |
| 2012 | 142 |
| 2013 | 115 |
| 2014 | 117 |
| 2015 | 134 |
| 2016 | 138 |
| 2017 | 203 |
| 2018 | 179 |
| 2019 | 205 |
| 2020 | 324 |
| 2021 | 408 |
| 2022 | 431 |
| 2023 | 477 |
| 2024 | 518 |