| Year | Count |
|---|---|
| 1913 | 6 |
| 1914 | 12 |
| 1917 | 5 |
| 1919 | 5 |
| 1976 | 5 |
| 1980 | 6 |
| 1982 | 5 |
| 1983 | 7 |
| 1991 | 5 |
| 1992 | 10 |
| 1993 | 50 |
| 1994 | 117 |
| 1995 | 168 |
| 1996 | 210 |
| 1997 | 212 |
| 1998 | 186 |
| 1999 | 258 |
| 2000 | 230 |
| 2001 | 6 |
| 2001 | 268 |
| 2002 | 6 |
| 2002 | 280 |
| 2003 | 12 |
| 2003 | 160 |
| 2004 | 279 |
| 2005 | 12 |
| 2005 | 268 |
| 2006 | 287 |
| 2007 | 254 |
| 2008 | 315 |
| 2009 | 278 |
| 2010 | 242 |
| 2011 | 267 |
| 2012 | 302 |
| 2013 | 272 |
| 2014 | 296 |
| 2015 | 295 |
| 2016 | 255 |
| 2017 | 217 |
| 2018 | 5 |
| 2018 | 201 |
| 2019 | 181 |
| 2020 | 135 |
| 2021 | 158 |
| 2022 | 84 |
| 2023 | 98 |
| 2024 | 23 |