| Year | Count |
|---|---|
| 1995 | 15 |
| 1996 | 40 |
| 1997 | 137 |
| 1998 | 119 |
| 1999 | 72 |
| 2000 | 96 |
| 2001 | 97 |
| 2002 | 100 |
| 2003 | 85 |
| 2004 | 164 |
| 2005 | 122 |
| 2006 | 96 |
| 2007 | 176 |
| 2008 | 236 |
| 2009 | 189 |
| 2010 | 218 |
| 2011 | 240 |
| 2012 | 286 |
| 2013 | 250 |
| 2014 | 284 |
| 2015 | 302 |
| 2016 | 176 |
| 2017 | 179 |
| 2018 | 134 |
| 2019 | 179 |
| 2020 | 169 |
| 2021 | 165 |
| 2022 | 123 |
| 2023 | 37 |
| 2024 | 73 |