| Year | Count |
|---|---|
| 1996 | 6 |
| 1997 | 5 |
| 1999 | 10 |
| 2000 | 16 |
| 2001 | 25 |
| 2002 | 17 |
| 2003 | 25 |
| 2004 | 76 |
| 2005 | 245 |
| 2006 | 5 |
| 2006 | 334 |
| 2007 | 372 |
| 2008 | 10 |
| 2008 | 560 |
| 2009 | 954 |
| 2010 | 10 |
| 2010 | 971 |
| 2011 | 1,268 |
| 2012 | 5 |
| 2012 | 1,269 |
| 2013 | 10 |
| 2013 | 1,119 |
| 2014 | 15 |
| 2014 | 964 |
| 2015 | 6 |
| 2015 | 1,167 |
| 2016 | 1,085 |
| 2017 | 21 |
| 2017 | 1,075 |
| 2018 | 10 |
| 2018 | 924 |
| 2019 | 822 |
| 2020 | 734 |
| 2021 | 15 |
| 2021 | 973 |
| 2022 | 681 |
| 2023 | 627 |
| 2024 | 482 |