| Year | Count |
|---|---|
| 1987 | 5 |
| 1993 | 42 |
| 1993 | 7 |
| 1994 | 15 |
| 1994 | 6 |
| 1995 | 5 |
| 1995 | 13 |
| 1997 | 15 |
| 1998 | 5 |
| 1998 | 5 |
| 2000 | 5 |
| 2002 | 6 |
| 2003 | 5 |
| 2004 | 5 |
| 2006 | 5 |
| 2007 | 10 |
| 2007 | 6 |
| 2008 | 32 |
| 2009 | 6 |
| 2009 | 6 |
| 2010 | 22 |
| 2011 | 5 |
| 2012 | 22 |
| 2013 | 25 |
| 2014 | 5 |
| 2015 | 15 |
| 2015 | 23 |
| 2016 | 33 |
| 2017 | 36 |
| 2018 | 5 |
| 2018 | 51 |
| 2019 | 23 |
| 2019 | 69 |
| 2020 | 39 |
| 2020 | 73 |
| 2021 | 53 |
| 2021 | 188 |
| 2022 | 95 |
| 2022 | 187 |
| 2023 | 102 |
| 2023 | 170 |
| 2024 | 56 |
| 2024 | 180 |