| Year | Count |
|---|---|
| 1996 | 12 |
| 1997 | 6 |
| 1998 | 19 |
| 1999 | 6 |
| 2000 | 16 |
| 2001 | 24 |
| 2002 | 12 |
| 2003 | 17 |
| 2004 | 22 |
| 2005 | 60 |
| 2006 | 101 |
| 2007 | 122 |
| 2008 | 171 |
| 2009 | 175 |
| 2010 | 193 |
| 2011 | 222 |
| 2012 | 252 |
| 2013 | 244 |
| 2014 | 327 |
| 2015 | 394 |
| 2016 | 397 |
| 2017 | 470 |
| 2018 | 569 |
| 2019 | 770 |
| 2020 | 1,035 |
| 2021 | 1,473 |
| 2022 | 1,580 |
| 2023 | 1,807 |
| 2024 | 2,490 |