| Year | Count |
|---|---|
| 1995 | 5 |
| 1996 | 12 |
| 1997 | 13 |
| 1998 | 16 |
| 1999 | 14 |
| 2000 | 29 |
| 2001 | 16 |
| 2002 | 28 |
| 2003 | 21 |
| 2004 | 22 |
| 2005 | 21 |
| 2006 | 36 |
| 2007 | 34 |
| 2008 | 44 |
| 2009 | 44 |
| 2010 | 47 |
| 2011 | 40 |
| 2012 | 42 |
| 2013 | 38 |
| 2014 | 29 |
| 2015 | 37 |
| 2016 | 123 |
| 2017 | 102 |
| 2018 | 38 |
| 2019 | 86 |
| 2020 | 60 |
| 2021 | 50 |
| 2022 | 78 |
| 2023 | 44 |
| 2024 | 66 |