| Year | Count |
|---|---|
| 1996 | 51 |
| 1997 | 353 |
| 1998 | 1,281 |
| 1999 | 927 |
| 2000 | 1,607 |
| 2001 | 1,701 |
| 2002 | 1,479 |
| 2003 | 1,379 |
| 2004 | 678 |
| 2005 | 487 |
| 2006 | 531 |
| 2007 | 549 |
| 2008 | 792 |
| 2009 | 760 |
| 2010 | 702 |
| 2011 | 534 |
| 2012 | 639 |
| 2013 | 617 |
| 2014 | 594 |
| 2015 | 564 |
| 2016 | 784 |
| 2017 | 679 |
| 2018 | 578 |
| 2019 | 615 |
| 2020 | 1,662 |
| 2021 | 5 |
| 2021 | 1,348 |
| 2022 | 13 |
| 2022 | 1,012 |
| 2023 | 796 |
| 2024 | 5 |
| 2024 | 849 |