| Year | Count |
|---|---|
| 1974 | 6 |
| 1977 | 10 |
| 1978 | 10 |
| 1993 | 5 |
| 1996 | 11 |
| 1998 | 14 |
| 1999 | 11 |
| 2000 | 20 |
| 2001 | 25 |
| 2002 | 28 |
| 2003 | 24 |
| 2004 | 45 |
| 2004 | 8 |
| 2005 | 52 |
| 2005 | 5 |
| 2006 | 35 |
| 2006 | 5 |
| 2007 | 57 |
| 2008 | 55 |
| 2009 | 60 |
| 2009 | 6 |
| 2010 | 76 |
| 2010 | 12 |
| 2011 | 75 |
| 2011 | 8 |
| 2012 | 96 |
| 2013 | 91 |
| 2013 | 5 |
| 2014 | 97 |
| 2014 | 8 |
| 2015 | 110 |
| 2015 | 9 |
| 2016 | 327 |
| 2017 | 267 |
| 2017 | 16 |
| 2018 | 291 |
| 2018 | 14 |
| 2019 | 200 |
| 2019 | 10 |
| 2020 | 164 |
| 2021 | 164 |
| 2021 | 10 |
| 2022 | 154 |
| 2023 | 142 |
| 2023 | 5 |
| 2024 | 116 |