| Year | Count |
|---|---|
| 1994 | 5 |
| 1996 | 5 |
| 1997 | 19 |
| 1998 | 46 |
| 1999 | 125 |
| 2000 | 163 |
| 2001 | 229 |
| 2002 | 398 |
| 2003 | 488 |
| 2004 | 638 |
| 2005 | 890 |
| 2006 | 906 |
| 2007 | 1,269 |
| 2008 | 1,567 |
| 2009 | 2,243 |
| 2010 | 2,692 |
| 2011 | 3,496 |
| 2012 | 4,523 |
| 2013 | 5,478 |
| 2014 | 5,813 |
| 2015 | 6,708 |
| 2016 | 6,669 |
| 2017 | 6,430 |
| 2018 | 6,307 |
| 2019 | 5,850 |
| 2020 | 4,703 |
| 2021 | 4,452 |
| 2022 | 3,735 |
| 2023 | 2,856 |
| 2024 | 2,413 |