| Year | Count |
|---|---|
| 1995 | 10 |
| 1996 | 9 |
| 1998 | 6 |
| 1999 | 8 |
| 2000 | 5 |
| 2001 | 11 |
| 2002 | 6 |
| 2003 | 11 |
| 2004 | 12 |
| 2005 | 19 |
| 2006 | 13 |
| 2007 | 5 |
| 2007 | 10 |
| 2008 | 6 |
| 2008 | 14 |
| 2009 | 9 |
| 2009 | 22 |
| 2010 | 6 |
| 2010 | 12 |
| 2011 | 13 |
| 2011 | 17 |
| 2012 | 8 |
| 2012 | 24 |
| 2013 | 12 |
| 2013 | 22 |
| 2014 | 16 |
| 2014 | 31 |
| 2015 | 27 |
| 2015 | 38 |
| 2016 | 60 |
| 2016 | 80 |
| 2017 | 72 |
| 2017 | 106 |
| 2018 | 43 |
| 2018 | 146 |
| 2019 | 90 |
| 2019 | 164 |
| 2020 | 66 |
| 2020 | 70 |
| 2021 | 124 |
| 2021 | 103 |
| 2022 | 142 |
| 2022 | 111 |
| 2023 | 110 |
| 2023 | 98 |
| 2024 | 88 |
| 2024 | 78 |