| Year | Count |
|---|---|
| 2011 | 57 |
| 2014 | 42 |
| 2020 | 41 |
| 2024 | 13 |
| 2023 | 70 |
| 2022 | 52 |
| 2021 | 40 |
| 2019 | 53 |
| 2018 | 24 |
| 2016 | 36 |
| 2017 | 24 |
| 2015 | 35 |
| 2013 | 35 |
| 2010 | 49 |
| 2009 | 30 |
| 1990 | 3 |
| 1991 | 6 |
| 1992 | 8 |
| 1993 | 6 |
| 1994 | 5 |
| 1998 | 5 |
| 1999 | 13 |
| 2000 | 9 |
| 2001 | 6 |
| 2002 | 8 |
| 2003 | 15 |
| 2004 | 15 |
| 2005 | 24 |
| 2006 | 34 |
| 2007 | 17 |
| 2008 | 29 |
| 2012 | 41 |