| Year | Count |
|---|---|
| 1985 | 5 |
| 1986 | 14 |
| 1988 | 22 |
| 1989 | 5 |
| 1990 | 12 |
| 1991 | 39 |
| 1991 | 5 |
| 1992 | 37 |
| 1993 | 62 |
| 1994 | 55 |
| 1995 | 67 |
| 1996 | 96 |
| 1997 | 71 |
| 1998 | 110 |
| 1998 | 5 |
| 1999 | 166 |
| 1999 | 9 |
| 2000 | 156 |
| 2000 | 5 |
| 2001 | 198 |
| 2001 | 6 |
| 2002 | 133 |
| 2002 | 6 |
| 2003 | 181 |
| 2004 | 187 |
| 2005 | 197 |
| 2005 | 5 |
| 2006 | 232 |
| 2007 | 192 |
| 2007 | 10 |
| 2008 | 251 |
| 2009 | 139 |
| 2009 | 5 |
| 2010 | 170 |
| 2011 | 185 |
| 2012 | 150 |
| 2013 | 160 |
| 2014 | 184 |
| 2015 | 233 |
| 2016 | 363 |
| 2017 | 409 |
| 2018 | 253 |
| 2018 | 18 |
| 2019 | 225 |
| 2019 | 6 |
| 2020 | 274 |
| 2020 | 14 |
| 2021 | 334 |
| 2021 | 9 |
| 2022 | 392 |
| 2022 | 27 |
| 2023 | 367 |
| 2023 | 12 |
| 2024 | 407 |