| Year | Count |
|---|---|
| 1995 | 9 |
| 1996 | 32 |
| 1997 | 112 |
| 1998 | 124 |
| 1999 | 167 |
| 2000 | 252 |
| 2001 | 425 |
| 2002 | 601 |
| 2003 | 698 |
| 2004 | 1,022 |
| 2005 | 1,266 |
| 2006 | 1,321 |
| 2007 | 1,515 |
| 2008 | 1,644 |
| 2009 | 1,610 |
| 2010 | 1,965 |
| 2011 | 2,126 |
| 2012 | 2,126 |
| 2013 | 2,050 |
| 2014 | 1,981 |
| 2015 | 1,975 |
| 2016 | 2,328 |
| 2017 | 2,241 |
| 2018 | 2,282 |
| 2019 | 2,461 |
| 2020 | 1,997 |
| 2021 | 2,123 |
| 2022 | 2,016 |
| 2023 | 1,542 |
| 2024 | 1,329 |