| Year | Count |
|---|---|
| 1995 | 5 |
| 1996 | 7 |
| 1997 | 6 |
| 1998 | 15 |
| 2000 | 44 |
| 2001 | 73 |
| 2002 | 84 |
| 2003 | 129 |
| 2004 | 177 |
| 2005 | 339 |
| 2006 | 351 |
| 2007 | 527 |
| 2008 | 754 |
| 2008 | 5 |
| 2009 | 885 |
| 2009 | 5 |
| 2010 | 859 |
| 2011 | 982 |
| 2011 | 5 |
| 2012 | 971 |
| 2012 | 12 |
| 2013 | 832 |
| 2014 | 737 |
| 2015 | 844 |
| 2016 | 703 |
| 2017 | 620 |
| 2018 | 450 |
| 2019 | 393 |
| 2020 | 367 |
| 2021 | 318 |
| 2022 | 301 |
| 2023 | 250 |
| 2024 | 233 |