| Year | Count |
|---|---|
| 1998 | 5 |
| 1999 | 17 |
| 1999 | 19 |
| 2000 | 26 |
| 2001 | 12 |
| 2001 | 70 |
| 2002 | 5 |
| 2002 | 44 |
| 2003 | 10 |
| 2003 | 103 |
| 2004 | 43 |
| 2005 | 80 |
| 2006 | 5 |
| 2006 | 81 |
| 2007 | 128 |
| 2008 | 191 |
| 2009 | 162 |
| 2010 | 183 |
| 2011 | 15 |
| 2011 | 178 |
| 2012 | 174 |
| 2013 | 144 |
| 2014 | 210 |
| 2015 | 179 |
| 2016 | 191 |
| 2017 | 180 |
| 2018 | 89 |
| 2019 | 145 |
| 2020 | 94 |
| 2021 | 9 |
| 2021 | 139 |
| 2022 | 63 |
| 2023 | 48 |
| 2024 | 10 |